update kube dependencies to v1.24.0 release

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

vendor/golang.org/x/net/http2/client_conn_pool.go

@@ -16,6 +16,12 @@ import (
 
 // ClientConnPool manages a pool of HTTP/2 client connections.
 type ClientConnPool interface {
+	// GetClientConn returns a specific HTTP/2 connection (usually
+	// a TLS-TCP connection) to an HTTP/2 server. On success, the
+	// returned ClientConn accounts for the upcoming RoundTrip
+	// call, so the caller should not omit it. If the caller needs
+	// to, ClientConn.RoundTrip can be called with a bogus
+	// new(http.Request) to release the stream reservation.
 	GetClientConn(req *http.Request, addr string) (*ClientConn, error)
 	MarkDead(*ClientConn)
 }
@@ -42,7 +48,7 @@ type clientConnPool struct {
 	conns        map[string][]*ClientConn // key is host:port
 	dialing      map[string]*dialCall     // currently in-flight dials
 	keys         map[*ClientConn][]string
-	addConnCalls map[string]*addConnCall // in-flight addConnIfNeede calls
+	addConnCalls map[string]*addConnCall // in-flight addConnIfNeeded calls
 }
 
 func (p *clientConnPool) GetClientConn(req *http.Request, addr string) (*ClientConn, error) {
@@ -54,28 +60,8 @@ const (
 	noDialOnMiss = false
 )
 
-// shouldTraceGetConn reports whether getClientConn should call any
-// ClientTrace.GetConn hook associated with the http.Request.
-//
-// This complexity is needed to avoid double calls of the GetConn hook
-// during the back-and-forth between net/http and x/net/http2 (when the
-// net/http.Transport is upgraded to also speak http2), as well as support
-// the case where x/net/http2 is being used directly.
-func (p *clientConnPool) shouldTraceGetConn(st clientConnIdleState) bool {
-	// If our Transport wasn't made via ConfigureTransport, always
-	// trace the GetConn hook if provided, because that means the
-	// http2 package is being used directly and it's the one
-	// dialing, as opposed to net/http.
-	if _, ok := p.t.ConnPool.(noDialClientConnPool); !ok {
-		return true
-	}
-	// Otherwise, only use the GetConn hook if this connection has
-	// been used previously for other requests. For fresh
-	// connections, the net/http package does the dialing.
-	return !st.freshConn
-}
-
 func (p *clientConnPool) getClientConn(req *http.Request, addr string, dialOnMiss bool) (*ClientConn, error) {
+	// TODO(dneil): Dial a new connection when t.DisableKeepAlives is set?
 	if isConnectionCloseRequest(req) && dialOnMiss {
 		// It gets its own connection.
 		traceGetConn(req, addr)
@@ -89,10 +75,14 @@ func (p *clientConnPool) getClientConn(req *http.Request, addr string, dialOnMis
 	for {
 		p.mu.Lock()
 		for _, cc := range p.conns[addr] {
-			if st := cc.idleState(); st.canTakeNewRequest {
-				if p.shouldTraceGetConn(st) {
+			if cc.ReserveNewRequest() {
+				// When a connection is presented to us by the net/http package,
+				// the GetConn hook has already been called.
+				// Don't call it a second time here.
+				if !cc.getConnCalled {
 					traceGetConn(req, addr)
 				}
+				cc.getConnCalled = false
 				p.mu.Unlock()
 				return cc, nil
 			}
@@ -108,7 +98,13 @@ func (p *clientConnPool) getClientConn(req *http.Request, addr string, dialOnMis
 		if shouldRetryDial(call, req) {
 			continue
 		}
-		return call.res, call.err
+		cc, err := call.res, call.err
+		if err != nil {
+			return nil, err
+		}
+		if cc.ReserveNewRequest() {
+			return cc, nil
+		}
 	}
 }
 
@@ -205,6 +201,7 @@ func (c *addConnCall) run(t *Transport, key string, tc *tls.Conn) {
 	if err != nil {
 		c.err = err
 	} else {
+		cc.getConnCalled = true // already called by the net/http package
 		p.addConnLocked(key, cc)
 	}
 	delete(p.addConnCalls, key)

vendor/golang.org/x/net/http2/errors.go

@@ -53,6 +53,13 @@ func (e ErrCode) String() string {
 	return fmt.Sprintf("unknown error code 0x%x", uint32(e))
 }
 
+func (e ErrCode) stringToken() string {
+	if s, ok := errCodeName[e]; ok {
+		return s
+	}
+	return fmt.Sprintf("ERR_UNKNOWN_%d", uint32(e))
+}
+
 // ConnectionError is an error that results in the termination of the
 // entire connection.
 type ConnectionError ErrCode
@@ -67,6 +74,11 @@ type StreamError struct {
 	Cause    error // optional additional detail
 }
 
+// errFromPeer is a sentinel error value for StreamError.Cause to
+// indicate that the StreamError was sent from the peer over the wire
+// and wasn't locally generated in the Transport.
+var errFromPeer = errors.New("received from peer")
+
 func streamError(id uint32, code ErrCode) StreamError {
 	return StreamError{StreamID: id, Code: code}
 }

vendor/golang.org/x/net/http2/frame.go

@@ -122,7 +122,7 @@ var flagName = map[FrameType]map[Flags]string{
 // a frameParser parses a frame given its FrameHeader and payload
 // bytes. The length of payload will always equal fh.Length (which
 // might be 0).
-type frameParser func(fc *frameCache, fh FrameHeader, payload []byte) (Frame, error)
+type frameParser func(fc *frameCache, fh FrameHeader, countError func(string), payload []byte) (Frame, error)
 
 var frameParsers = map[FrameType]frameParser{
 	FrameData:         parseDataFrame,
@@ -267,6 +267,11 @@ type Framer struct {
 	lastFrame Frame
 	errDetail error
 
+	// countError is a non-nil func that's called on a frame parse
+	// error with some unique error path token. It's initialized
+	// from Transport.CountError or Server.CountError.
+	countError func(errToken string)
+
 	// lastHeaderStream is non-zero if the last frame was an
 	// unfinished HEADERS/CONTINUATION.
 	lastHeaderStream uint32
@@ -426,6 +431,7 @@ func NewFramer(w io.Writer, r io.Reader) *Framer {
 	fr := &Framer{
 		w:                 w,
 		r:                 r,
+		countError:        func(string) {},
 		logReads:          logFrameReads,
 		logWrites:         logFrameWrites,
 		debugReadLoggerf:  log.Printf,
@@ -500,7 +506,7 @@ func (fr *Framer) ReadFrame() (Frame, error) {
 	if _, err := io.ReadFull(fr.r, payload); err != nil {
 		return nil, err
 	}
-	f, err := typeFrameParser(fh.Type)(fr.frameCache, fh, payload)
+	f, err := typeFrameParser(fh.Type)(fr.frameCache, fh, fr.countError, payload)
 	if err != nil {
 		if ce, ok := err.(connError); ok {
 			return nil, fr.connError(ce.Code, ce.Reason)
@@ -588,13 +594,14 @@ func (f *DataFrame) Data() []byte {
 	return f.data
 }
 
-func parseDataFrame(fc *frameCache, fh FrameHeader, payload []byte) (Frame, error) {
+func parseDataFrame(fc *frameCache, fh FrameHeader, countError func(string), payload []byte) (Frame, error) {
 	if fh.StreamID == 0 {
 		// DATA frames MUST be associated with a stream. If a
 		// DATA frame is received whose stream identifier
 		// field is 0x0, the recipient MUST respond with a
 		// connection error (Section 5.4.1) of type
 		// PROTOCOL_ERROR.
+		countError("frame_data_stream_0")
 		return nil, connError{ErrCodeProtocol, "DATA frame with stream ID 0"}
 	}
 	f := fc.getDataFrame()
@@ -605,6 +612,7 @@ func parseDataFrame(fc *frameCache, fh FrameHeader, payload []byte) (Frame, erro
 		var err error
 		payload, padSize, err = readByte(payload)
 		if err != nil {
+			countError("frame_data_pad_byte_short")
 			return nil, err
 		}
 	}
@@ -613,6 +621,7 @@ func parseDataFrame(fc *frameCache, fh FrameHeader, payload []byte) (Frame, erro
 		// length of the frame payload, the recipient MUST
 		// treat this as a connection error.
 		// Filed: https://github.com/http2/http2-spec/issues/610
+		countError("frame_data_pad_too_big")
 		return nil, connError{ErrCodeProtocol, "pad size larger than data payload"}
 	}
 	f.data = payload[:len(payload)-int(padSize)]
@@ -695,7 +704,7 @@ type SettingsFrame struct {
 	p []byte
 }
 
-func parseSettingsFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, error) {
+func parseSettingsFrame(_ *frameCache, fh FrameHeader, countError func(string), p []byte) (Frame, error) {
 	if fh.Flags.Has(FlagSettingsAck) && fh.Length > 0 {
 		// When this (ACK 0x1) bit is set, the payload of the
 		// SETTINGS frame MUST be empty. Receipt of a
@@ -703,6 +712,7 @@ func parseSettingsFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, error)
 		// field value other than 0 MUST be treated as a
 		// connection error (Section 5.4.1) of type
 		// FRAME_SIZE_ERROR.
+		countError("frame_settings_ack_with_length")
 		return nil, ConnectionError(ErrCodeFrameSize)
 	}
 	if fh.StreamID != 0 {
@@ -713,14 +723,17 @@ func parseSettingsFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, error)
 		// field is anything other than 0x0, the endpoint MUST
 		// respond with a connection error (Section 5.4.1) of
 		// type PROTOCOL_ERROR.
+		countError("frame_settings_has_stream")
 		return nil, ConnectionError(ErrCodeProtocol)
 	}
 	if len(p)%6 != 0 {
+		countError("frame_settings_mod_6")
 		// Expecting even number of 6 byte settings.
 		return nil, ConnectionError(ErrCodeFrameSize)
 	}
 	f := &SettingsFrame{FrameHeader: fh, p: p}
 	if v, ok := f.Value(SettingInitialWindowSize); ok && v > (1<<31)-1 {
+		countError("frame_settings_window_size_too_big")
 		// Values above the maximum flow control window size of 2^31 - 1 MUST
 		// be treated as a connection error (Section 5.4.1) of type
 		// FLOW_CONTROL_ERROR.
@@ -832,11 +845,13 @@ type PingFrame struct {
 
 func (f *PingFrame) IsAck() bool { return f.Flags.Has(FlagPingAck) }
 
-func parsePingFrame(_ *frameCache, fh FrameHeader, payload []byte) (Frame, error) {
+func parsePingFrame(_ *frameCache, fh FrameHeader, countError func(string), payload []byte) (Frame, error) {
 	if len(payload) != 8 {
+		countError("frame_ping_length")
 		return nil, ConnectionError(ErrCodeFrameSize)
 	}
 	if fh.StreamID != 0 {
+		countError("frame_ping_has_stream")
 		return nil, ConnectionError(ErrCodeProtocol)
 	}
 	f := &PingFrame{FrameHeader: fh}
@@ -872,11 +887,13 @@ func (f *GoAwayFrame) DebugData() []byte {
 	return f.debugData
 }
 
-func parseGoAwayFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, error) {
+func parseGoAwayFrame(_ *frameCache, fh FrameHeader, countError func(string), p []byte) (Frame, error) {
 	if fh.StreamID != 0 {
+		countError("frame_goaway_has_stream")
 		return nil, ConnectionError(ErrCodeProtocol)
 	}
 	if len(p) < 8 {
+		countError("frame_goaway_short")
 		return nil, ConnectionError(ErrCodeFrameSize)
 	}
 	return &GoAwayFrame{
@@ -912,7 +929,7 @@ func (f *UnknownFrame) Payload() []byte {
 	return f.p
 }
 
-func parseUnknownFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, error) {
+func parseUnknownFrame(_ *frameCache, fh FrameHeader, countError func(string), p []byte) (Frame, error) {
 	return &UnknownFrame{fh, p}, nil
 }
 
@@ -923,8 +940,9 @@ type WindowUpdateFrame struct {
 	Increment uint32 // never read with high bit set
 }
 
-func parseWindowUpdateFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, error) {
+func parseWindowUpdateFrame(_ *frameCache, fh FrameHeader, countError func(string), p []byte) (Frame, error) {
 	if len(p) != 4 {
+		countError("frame_windowupdate_bad_len")
 		return nil, ConnectionError(ErrCodeFrameSize)
 	}
 	inc := binary.BigEndian.Uint32(p[:4]) & 0x7fffffff // mask off high reserved bit
@@ -936,8 +954,10 @@ func parseWindowUpdateFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, err
 		// control window MUST be treated as a connection
 		// error (Section 5.4.1).
 		if fh.StreamID == 0 {
+			countError("frame_windowupdate_zero_inc_conn")
 			return nil, ConnectionError(ErrCodeProtocol)
 		}
+		countError("frame_windowupdate_zero_inc_stream")
 		return nil, streamError(fh.StreamID, ErrCodeProtocol)
 	}
 	return &WindowUpdateFrame{
@@ -988,7 +1008,7 @@ func (f *HeadersFrame) HasPriority() bool {
 	return f.FrameHeader.Flags.Has(FlagHeadersPriority)
 }
 
-func parseHeadersFrame(_ *frameCache, fh FrameHeader, p []byte) (_ Frame, err error) {
+func parseHeadersFrame(_ *frameCache, fh FrameHeader, countError func(string), p []byte) (_ Frame, err error) {
 	hf := &HeadersFrame{
 		FrameHeader: fh,
 	}
@@ -997,11 +1017,13 @@ func parseHeadersFrame(_ *frameCache, fh FrameHeader, p []byte) (_ Frame, err er
 		// is received whose stream identifier field is 0x0, the recipient MUST
 		// respond with a connection error (Section 5.4.1) of type
 		// PROTOCOL_ERROR.
+		countError("frame_headers_zero_stream")
 		return nil, connError{ErrCodeProtocol, "HEADERS frame with stream ID 0"}
 	}
 	var padLength uint8
 	if fh.Flags.Has(FlagHeadersPadded) {
 		if p, padLength, err = readByte(p); err != nil {
+			countError("frame_headers_pad_short")
 			return
 		}
 	}
@@ -1009,16 +1031,19 @@ func parseHeadersFrame(_ *frameCache, fh FrameHeader, p []byte) (_ Frame, err er
 		var v uint32
 		p, v, err = readUint32(p)
 		if err != nil {
+			countError("frame_headers_prio_short")
 			return nil, err
 		}
 		hf.Priority.StreamDep = v & 0x7fffffff
 		hf.Priority.Exclusive = (v != hf.Priority.StreamDep) // high bit was set
 		p, hf.Priority.Weight, err = readByte(p)
 		if err != nil {
+			countError("frame_headers_prio_weight_short")
 			return nil, err
 		}
 	}
-	if len(p)-int(padLength) <= 0 {
+	if len(p)-int(padLength) < 0 {
+		countError("frame_headers_pad_too_big")
 		return nil, streamError(fh.StreamID, ErrCodeProtocol)
 	}
 	hf.headerFragBuf = p[:len(p)-int(padLength)]
@@ -1125,11 +1150,13 @@ func (p PriorityParam) IsZero() bool {
 	return p == PriorityParam{}
 }
 
-func parsePriorityFrame(_ *frameCache, fh FrameHeader, payload []byte) (Frame, error) {
+func parsePriorityFrame(_ *frameCache, fh FrameHeader, countError func(string), payload []byte) (Frame, error) {
 	if fh.StreamID == 0 {
+		countError("frame_priority_zero_stream")
 		return nil, connError{ErrCodeProtocol, "PRIORITY frame with stream ID 0"}
 	}
 	if len(payload) != 5 {
+		countError("frame_priority_bad_length")
 		return nil, connError{ErrCodeFrameSize, fmt.Sprintf("PRIORITY frame payload size was %d; want 5", len(payload))}
 	}
 	v := binary.BigEndian.Uint32(payload[:4])
@@ -1172,11 +1199,13 @@ type RSTStreamFrame struct {
 	ErrCode ErrCode
 }
 
-func parseRSTStreamFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, error) {
+func parseRSTStreamFrame(_ *frameCache, fh FrameHeader, countError func(string), p []byte) (Frame, error) {
 	if len(p) != 4 {
+		countError("frame_rststream_bad_len")
 		return nil, ConnectionError(ErrCodeFrameSize)
 	}
 	if fh.StreamID == 0 {
+		countError("frame_rststream_zero_stream")
 		return nil, ConnectionError(ErrCodeProtocol)
 	}
 	return &RSTStreamFrame{fh, ErrCode(binary.BigEndian.Uint32(p[:4]))}, nil
@@ -1202,8 +1231,9 @@ type ContinuationFrame struct {
 	headerFragBuf []byte
 }
 
-func parseContinuationFrame(_ *frameCache, fh FrameHeader, p []byte) (Frame, error) {
+func parseContinuationFrame(_ *frameCache, fh FrameHeader, countError func(string), p []byte) (Frame, error) {
 	if fh.StreamID == 0 {
+		countError("frame_continuation_zero_stream")
 		return nil, connError{ErrCodeProtocol, "CONTINUATION frame with stream ID 0"}
 	}
 	return &ContinuationFrame{fh, p}, nil
@@ -1252,7 +1282,7 @@ func (f *PushPromiseFrame) HeadersEnded() bool {
 	return f.FrameHeader.Flags.Has(FlagPushPromiseEndHeaders)
 }
 
-func parsePushPromise(_ *frameCache, fh FrameHeader, p []byte) (_ Frame, err error) {
+func parsePushPromise(_ *frameCache, fh FrameHeader, countError func(string), p []byte) (_ Frame, err error) {
 	pp := &PushPromiseFrame{
 		FrameHeader: fh,
 	}
@@ -1263,6 +1293,7 @@ func parsePushPromise(_ *frameCache, fh FrameHeader, p []byte) (_ Frame, err err
 		// with. If the stream identifier field specifies the value
 		// 0x0, a recipient MUST respond with a connection error
 		// (Section 5.4.1) of type PROTOCOL_ERROR.
+		countError("frame_pushpromise_zero_stream")
 		return nil, ConnectionError(ErrCodeProtocol)
 	}
 	// The PUSH_PROMISE frame includes optional padding.
@@ -1270,18 +1301,21 @@ func parsePushPromise(_ *frameCache, fh FrameHeader, p []byte) (_ Frame, err err
 	var padLength uint8
 	if fh.Flags.Has(FlagPushPromisePadded) {
 		if p, padLength, err = readByte(p); err != nil {
+			countError("frame_pushpromise_pad_short")
 			return
 		}
 	}
 
 	p, pp.PromiseID, err = readUint32(p)
 	if err != nil {
+		countError("frame_pushpromise_promiseid_short")
 		return
 	}
 	pp.PromiseID = pp.PromiseID & (1<<31 - 1)
 
 	if int(padLength) > len(p) {
 		// like the DATA frame, error out if padding is longer than the body.
+		countError("frame_pushpromise_pad_too_big")
 		return nil, ConnectionError(ErrCodeProtocol)
 	}
 	pp.headerFragBuf = p[:len(p)-int(padLength)]

vendor/golang.org/x/net/http2/hpack/huffman.go

@@ -140,25 +140,29 @@ func buildRootHuffmanNode() {
 		panic("unexpected size")
 	}
 	lazyRootHuffmanNode = newInternalNode()
-	for i, code := range huffmanCodes {
-		addDecoderNode(byte(i), code, huffmanCodeLen[i])
-	}
-}
+	// allocate a leaf node for each of the 256 symbols
+	leaves := new([256]node)
 
-func addDecoderNode(sym byte, code uint32, codeLen uint8) {
-	cur := lazyRootHuffmanNode
-	for codeLen > 8 {
-		codeLen -= 8
-		i := uint8(code >> codeLen)
-		if cur.children[i] == nil {
-			cur.children[i] = newInternalNode()
+	for sym, code := range huffmanCodes {
+		codeLen := huffmanCodeLen[sym]
+
+		cur := lazyRootHuffmanNode
+		for codeLen > 8 {
+			codeLen -= 8
+			i := uint8(code >> codeLen)
+			if cur.children[i] == nil {
+				cur.children[i] = newInternalNode()
+			}
+			cur = cur.children[i]
+		}
+		shift := 8 - codeLen
+		start, end := int(uint8(code<<shift)), int(1<<shift)
+
+		leaves[sym].sym = byte(sym)
+		leaves[sym].codeLen = codeLen
+		for i := start; i < start+end; i++ {
+			cur.children[i] = &leaves[sym]
 		}
-		cur = cur.children[i]
-	}
-	shift := 8 - codeLen
-	start, end := int(uint8(code<<shift)), int(1<<shift)
-	for i := start; i < start+end; i++ {
-		cur.children[i] = &node{sym: sym, codeLen: codeLen}
 	}
 }
 

vendor/golang.org/x/net/http2/pipe.go

@@ -30,6 +30,17 @@ type pipeBuffer interface {
 	io.Reader
 }
 
+// setBuffer initializes the pipe buffer.
+// It has no effect if the pipe is already closed.
+func (p *pipe) setBuffer(b pipeBuffer) {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+	if p.err != nil || p.breakErr != nil {
+		return
+	}
+	p.b = b
+}
+
 func (p *pipe) Len() int {
 	p.mu.Lock()
 	defer p.mu.Unlock()

vendor/golang.org/x/net/http2/server.go

@@ -130,6 +130,12 @@ type Server struct {
 	// If nil, a default scheduler is chosen.
 	NewWriteScheduler func() WriteScheduler
 
+	// CountError, if non-nil, is called on HTTP/2 server errors.
+	// It's intended to increment a metric for monitoring, such
+	// as an expvar or Prometheus metric.
+	// The errType consists of only ASCII word characters.
+	CountError func(errType string)
+
 	// Internal state. This is a pointer (rather than embedded directly)
 	// so that we don't embed a Mutex in this struct, which will make the
 	// struct non-copyable, which might break some callers.
@@ -405,6 +411,9 @@ func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
 	sc.hpackEncoder = hpack.NewEncoder(&sc.headerWriteBuf)
 
 	fr := NewFramer(sc.bw, c)
+	if s.CountError != nil {
+		fr.countError = s.CountError
+	}
 	fr.ReadMetaHeaders = hpack.NewDecoder(initialHeaderTableSize, nil)
 	fr.MaxHeaderListSize = sc.maxHeaderListSize()
 	fr.SetMaxReadFrameSize(s.maxReadFrameSize())
@@ -710,7 +719,15 @@ func (sc *serverConn) canonicalHeader(v string) string {
 		sc.canonHeader = make(map[string]string)
 	}
 	cv = http.CanonicalHeaderKey(v)
-	sc.canonHeader[v] = cv
+	// maxCachedCanonicalHeaders is an arbitrarily-chosen limit on the number of
+	// entries in the canonHeader cache. This should be larger than the number
+	// of unique, uncommon header keys likely to be sent by the peer, while not
+	// so high as to permit unreasonable memory usage if the peer sends an unbounded
+	// number of unique header keys.
+	const maxCachedCanonicalHeaders = 32
+	if len(sc.canonHeader) < maxCachedCanonicalHeaders {
+		sc.canonHeader[v] = cv
+	}
 	return cv
 }
 
@@ -1399,7 +1416,7 @@ func (sc *serverConn) processFrame(f Frame) error {
 	// First frame received must be SETTINGS.
 	if !sc.sawFirstSettings {
 		if _, ok := f.(*SettingsFrame); !ok {
-			return ConnectionError(ErrCodeProtocol)
+			return sc.countError("first_settings", ConnectionError(ErrCodeProtocol))
 		}
 		sc.sawFirstSettings = true
 	}
@@ -1424,7 +1441,7 @@ func (sc *serverConn) processFrame(f Frame) error {
 	case *PushPromiseFrame:
 		// A client cannot push. Thus, servers MUST treat the receipt of a PUSH_PROMISE
 		// frame as a connection error (Section 5.4.1) of type PROTOCOL_ERROR.
-		return ConnectionError(ErrCodeProtocol)
+		return sc.countError("push_promise", ConnectionError(ErrCodeProtocol))
 	default:
 		sc.vlogf("http2: server ignoring frame: %v", f.Header())
 		return nil
@@ -1444,7 +1461,7 @@ func (sc *serverConn) processPing(f *PingFrame) error {
 		// identifier field value other than 0x0, the recipient MUST
 		// respond with a connection error (Section 5.4.1) of type
 		// PROTOCOL_ERROR."
-		return ConnectionError(ErrCodeProtocol)
+		return sc.countError("ping_on_stream", ConnectionError(ErrCodeProtocol))
 	}
 	if sc.inGoAway && sc.goAwayCode != ErrCodeNo {
 		return nil
@@ -1463,7 +1480,7 @@ func (sc *serverConn) processWindowUpdate(f *WindowUpdateFrame) error {
 			// or PRIORITY on a stream in this state MUST be
 			// treated as a connection error (Section 5.4.1) of
 			// type PROTOCOL_ERROR."
-			return ConnectionError(ErrCodeProtocol)
+			return sc.countError("stream_idle", ConnectionError(ErrCodeProtocol))
 		}
 		if st == nil {
 			// "WINDOW_UPDATE can be sent by a peer that has sent a
@@ -1474,7 +1491,7 @@ func (sc *serverConn) processWindowUpdate(f *WindowUpdateFrame) error {
 			return nil
 		}
 		if !st.flow.add(int32(f.Increment)) {
-			return streamError(f.StreamID, ErrCodeFlowControl)
+			return sc.countError("bad_flow", streamError(f.StreamID, ErrCodeFlowControl))
 		}
 	default: // connection-level flow control
 		if !sc.flow.add(int32(f.Increment)) {
@@ -1495,7 +1512,7 @@ func (sc *serverConn) processResetStream(f *RSTStreamFrame) error {
 		// identifying an idle stream is received, the
 		// recipient MUST treat this as a connection error
 		// (Section 5.4.1) of type PROTOCOL_ERROR.
-		return ConnectionError(ErrCodeProtocol)
+		return sc.countError("reset_idle_stream", ConnectionError(ErrCodeProtocol))
 	}
 	if st != nil {
 		st.cancelCtx()
@@ -1547,7 +1564,7 @@ func (sc *serverConn) processSettings(f *SettingsFrame) error {
 			// Why is the peer ACKing settings we never sent?
 			// The spec doesn't mention this case, but
 			// hang up on them anyway.
-			return ConnectionError(ErrCodeProtocol)
+			return sc.countError("ack_mystery", ConnectionError(ErrCodeProtocol))
 		}
 		return nil
 	}
@@ -1555,7 +1572,7 @@ func (sc *serverConn) processSettings(f *SettingsFrame) error {
 		// This isn't actually in the spec, but hang up on
 		// suspiciously large settings frames or those with
 		// duplicate entries.
-		return ConnectionError(ErrCodeProtocol)
+		return sc.countError("settings_big_or_dups", ConnectionError(ErrCodeProtocol))
 	}
 	if err := f.ForeachSetting(sc.processSetting); err != nil {
 		return err
@@ -1622,7 +1639,7 @@ func (sc *serverConn) processSettingInitialWindowSize(val uint32) error {
 			// control window to exceed the maximum size as a
 			// connection error (Section 5.4.1) of type
 			// FLOW_CONTROL_ERROR."
-			return ConnectionError(ErrCodeFlowControl)
+			return sc.countError("setting_win_size", ConnectionError(ErrCodeFlowControl))
 		}
 	}
 	return nil
@@ -1655,7 +1672,7 @@ func (sc *serverConn) processData(f *DataFrame) error {
 		// or PRIORITY on a stream in this state MUST be
 		// treated as a connection error (Section 5.4.1) of
 		// type PROTOCOL_ERROR."
-		return ConnectionError(ErrCodeProtocol)
+		return sc.countError("data_on_idle", ConnectionError(ErrCodeProtocol))
 	}
 
 	// "If a DATA frame is received whose stream is not in "open"
@@ -1672,7 +1689,7 @@ func (sc *serverConn) processData(f *DataFrame) error {
 		// and return any flow control bytes since we're not going
 		// to consume them.
 		if sc.inflow.available() < int32(f.Length) {
-			return streamError(id, ErrCodeFlowControl)
+			return sc.countError("data_flow", streamError(id, ErrCodeFlowControl))
 		}
 		// Deduct the flow control from inflow, since we're
 		// going to immediately add it back in
@@ -1685,7 +1702,7 @@ func (sc *serverConn) processData(f *DataFrame) error {
 			// Already have a stream error in flight. Don't send another.
 			return nil
 		}
-		return streamError(id, ErrCodeStreamClosed)
+		return sc.countError("closed", streamError(id, ErrCodeStreamClosed))
 	}
 	if st.body == nil {
 		panic("internal error: should have a body in this state")
@@ -1697,12 +1714,12 @@ func (sc *serverConn) processData(f *DataFrame) error {
 		// RFC 7540, sec 8.1.2.6: A request or response is also malformed if the
 		// value of a content-length header field does not equal the sum of the
 		// DATA frame payload lengths that form the body.
-		return streamError(id, ErrCodeProtocol)
+		return sc.countError("send_too_much", streamError(id, ErrCodeProtocol))
 	}
 	if f.Length > 0 {
 		// Check whether the client has flow control quota.
 		if st.inflow.available() < int32(f.Length) {
-			return streamError(id, ErrCodeFlowControl)
+			return sc.countError("flow_on_data_length", streamError(id, ErrCodeFlowControl))
 		}
 		st.inflow.take(int32(f.Length))
 
@@ -1710,7 +1727,7 @@ func (sc *serverConn) processData(f *DataFrame) error {
 			wrote, err := st.body.Write(data)
 			if err != nil {
 				sc.sendWindowUpdate(nil, int(f.Length)-wrote)
-				return streamError(id, ErrCodeStreamClosed)
+				return sc.countError("body_write_err", streamError(id, ErrCodeStreamClosed))
 			}
 			if wrote != len(data) {
 				panic("internal error: bad Writer")
@@ -1796,7 +1813,7 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
 	// stream identifier MUST respond with a connection error
 	// (Section 5.4.1) of type PROTOCOL_ERROR.
 	if id%2 != 1 {
-		return ConnectionError(ErrCodeProtocol)
+		return sc.countError("headers_even", ConnectionError(ErrCodeProtocol))
 	}
 	// A HEADERS frame can be used to create a new stream or
 	// send a trailer for an open one. If we already have a stream
@@ -1813,7 +1830,7 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
 		// this state, it MUST respond with a stream error (Section 5.4.2) of
 		// type STREAM_CLOSED.
 		if st.state == stateHalfClosedRemote {
-			return streamError(id, ErrCodeStreamClosed)
+			return sc.countError("headers_half_closed", streamError(id, ErrCodeStreamClosed))
 		}
 		return st.processTrailerHeaders(f)
 	}
@@ -1824,7 +1841,7 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
 	// receives an unexpected stream identifier MUST respond with
 	// a connection error (Section 5.4.1) of type PROTOCOL_ERROR.
 	if id <= sc.maxClientStreamID {
-		return ConnectionError(ErrCodeProtocol)
+		return sc.countError("stream_went_down", ConnectionError(ErrCodeProtocol))
 	}
 	sc.maxClientStreamID = id
 
@@ -1841,14 +1858,14 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
 	if sc.curClientStreams+1 > sc.advMaxStreams {
 		if sc.unackedSettings == 0 {
 			// They should know better.
-			return streamError(id, ErrCodeProtocol)
+			return sc.countError("over_max_streams", streamError(id, ErrCodeProtocol))
 		}
 		// Assume it's a network race, where they just haven't
 		// received our last SETTINGS update. But actually
 		// this can't happen yet, because we don't yet provide
 		// a way for users to adjust server parameters at
 		// runtime.
-		return streamError(id, ErrCodeRefusedStream)
+		return sc.countError("over_max_streams_race", streamError(id, ErrCodeRefusedStream))
 	}
 
 	initialState := stateOpen
@@ -1858,7 +1875,7 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
 	st := sc.newStream(id, 0, initialState)
 
 	if f.HasPriority() {
-		if err := checkPriority(f.StreamID, f.Priority); err != nil {
+		if err := sc.checkPriority(f.StreamID, f.Priority); err != nil {
 			return err
 		}
 		sc.writeSched.AdjustStream(st.id, f.Priority)
@@ -1902,15 +1919,15 @@ func (st *stream) processTrailerHeaders(f *MetaHeadersFrame) error {
 	sc := st.sc
 	sc.serveG.check()
 	if st.gotTrailerHeader {
-		return ConnectionError(ErrCodeProtocol)
+		return sc.countError("dup_trailers", ConnectionError(ErrCodeProtocol))
 	}
 	st.gotTrailerHeader = true
 	if !f.StreamEnded() {
-		return streamError(st.id, ErrCodeProtocol)
+		return sc.countError("trailers_not_ended", streamError(st.id, ErrCodeProtocol))
 	}
 
 	if len(f.PseudoFields()) > 0 {
-		return streamError(st.id, ErrCodeProtocol)
+		return sc.countError("trailers_pseudo", streamError(st.id, ErrCodeProtocol))
 	}
 	if st.trailer != nil {
 		for _, hf := range f.RegularFields() {
@@ -1919,7 +1936,7 @@ func (st *stream) processTrailerHeaders(f *MetaHeadersFrame) error {
 				// TODO: send more details to the peer somehow. But http2 has
 				// no way to send debug data at a stream level. Discuss with
 				// HTTP folk.
-				return streamError(st.id, ErrCodeProtocol)
+				return sc.countError("trailers_bogus", streamError(st.id, ErrCodeProtocol))
 			}
 			st.trailer[key] = append(st.trailer[key], hf.Value)
 		}
@@ -1928,13 +1945,13 @@ func (st *stream) processTrailerHeaders(f *MetaHeadersFrame) error {
 	return nil
 }
 
-func checkPriority(streamID uint32, p PriorityParam) error {
+func (sc *serverConn) checkPriority(streamID uint32, p PriorityParam) error {
 	if streamID == p.StreamDep {
 		// Section 5.3.1: "A stream cannot depend on itself. An endpoint MUST treat
 		// this as a stream error (Section 5.4.2) of type PROTOCOL_ERROR."
 		// Section 5.3.3 says that a stream can depend on one of its dependencies,
 		// so it's only self-dependencies that are forbidden.
-		return streamError(streamID, ErrCodeProtocol)
+		return sc.countError("priority", streamError(streamID, ErrCodeProtocol))
 	}
 	return nil
 }
@@ -1943,7 +1960,7 @@ func (sc *serverConn) processPriority(f *PriorityFrame) error {
 	if sc.inGoAway {
 		return nil
 	}
-	if err := checkPriority(f.StreamID, f.PriorityParam); err != nil {
+	if err := sc.checkPriority(f.StreamID, f.PriorityParam); err != nil {
 		return err
 	}
 	sc.writeSched.AdjustStream(f.StreamID, f.PriorityParam)
@@ -2000,7 +2017,7 @@ func (sc *serverConn) newWriterAndRequest(st *stream, f *MetaHeadersFrame) (*res
 	isConnect := rp.method == "CONNECT"
 	if isConnect {
 		if rp.path != "" || rp.scheme != "" || rp.authority == "" {
-			return nil, nil, streamError(f.StreamID, ErrCodeProtocol)
+			return nil, nil, sc.countError("bad_connect", streamError(f.StreamID, ErrCodeProtocol))
 		}
 	} else if rp.method == "" || rp.path == "" || (rp.scheme != "https" && rp.scheme != "http") {
 		// See 8.1.2.6 Malformed Requests and Responses:
@@ -2013,13 +2030,13 @@ func (sc *serverConn) newWriterAndRequest(st *stream, f *MetaHeadersFrame) (*res
 		// "All HTTP/2 requests MUST include exactly one valid
 		// value for the :method, :scheme, and :path
 		// pseudo-header fields"
-		return nil, nil, streamError(f.StreamID, ErrCodeProtocol)
+		return nil, nil, sc.countError("bad_path_method", streamError(f.StreamID, ErrCodeProtocol))
 	}
 
 	bodyOpen := !f.StreamEnded()
 	if rp.method == "HEAD" && bodyOpen {
 		// HEAD requests can't have bodies
-		return nil, nil, streamError(f.StreamID, ErrCodeProtocol)
+		return nil, nil, sc.countError("head_body", streamError(f.StreamID, ErrCodeProtocol))
 	}
 
 	rp.header = make(http.Header)
@@ -2102,7 +2119,7 @@ func (sc *serverConn) newWriterAndRequestNoBody(st *stream, rp requestParam) (*r
 		var err error
 		url_, err = url.ParseRequestURI(rp.path)
 		if err != nil {
-			return nil, nil, streamError(st.id, ErrCodeProtocol)
+			return nil, nil, sc.countError("bad_path", streamError(st.id, ErrCodeProtocol))
 		}
 		requestURI = rp.path
 	}
@@ -2985,3 +3002,31 @@ func h1ServerKeepAlivesDisabled(hs *http.Server) bool {
 	}
 	return false
 }
+
+func (sc *serverConn) countError(name string, err error) error {
+	if sc == nil || sc.srv == nil {
+		return err
+	}
+	f := sc.srv.CountError
+	if f == nil {
+		return err
+	}
+	var typ string
+	var code ErrCode
+	switch e := err.(type) {
+	case ConnectionError:
+		typ = "conn"
+		code = ErrCode(e)
+	case StreamError:
+		typ = "stream"
+		code = ErrCode(e.Code)
+	default:
+		return err
+	}
+	codeStr := errCodeName[code]
+	if codeStr == "" {
+		codeStr = strconv.Itoa(int(code))
+	}
+	f(fmt.Sprintf("%s_%s_%s", typ, codeStr, name))
+	return err
+}

vendor/golang.org/x/net/http2/writesched.go

@@ -32,7 +32,8 @@ type WriteScheduler interface {
 
 	// Pop dequeues the next frame to write. Returns false if no frames can
 	// be written. Frames with a given wr.StreamID() are Pop'd in the same
-	// order they are Push'd. No frames should be discarded except by CloseStream.
+	// order they are Push'd, except RST_STREAM frames. No frames should be
+	// discarded except by CloseStream.
 	Pop() (wr FrameWriteRequest, ok bool)
 }
 
@@ -52,6 +53,7 @@ type FrameWriteRequest struct {
 
 	// stream is the stream on which this frame will be written.
 	// nil for non-stream frames like PING and SETTINGS.
+	// nil for RST_STREAM streams, which use the StreamError.StreamID field instead.
 	stream *stream
 
 	// done, if non-nil, must be a buffered channel with space for

vendor/golang.org/x/net/http2/writesched_random.go

@@ -45,11 +45,11 @@ func (ws *randomWriteScheduler) AdjustStream(streamID uint32, priority PriorityP
 }
 
 func (ws *randomWriteScheduler) Push(wr FrameWriteRequest) {
-	id := wr.StreamID()
-	if id == 0 {
+	if wr.isControl() {
 		ws.zero.push(wr)
 		return
 	}
+	id := wr.StreamID()
 	q, ok := ws.sq[id]
 	if !ok {
 		q = ws.queuePool.get()
@@ -59,7 +59,7 @@ func (ws *randomWriteScheduler) Push(wr FrameWriteRequest) {
 }
 
 func (ws *randomWriteScheduler) Pop() (FrameWriteRequest, bool) {
-	// Control frames first.
+	// Control and RST_STREAM frames first.
 	if !ws.zero.empty() {
 		return ws.zero.shift(), true
 	}

vendor/golang.org/x/net/idna/go118.go

@@ -0,0 +1,14 @@
+// Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
+
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.18
+// +build go1.18
+
+package idna
+
+// Transitional processing is disabled by default in Go 1.18.
+// https://golang.org/issue/47510
+const transitionalLookup = false

vendor/golang.org/x/net/idna/idna10.0.0.go

@@ -59,10 +59,10 @@ type Option func(*options)
 // Transitional sets a Profile to use the Transitional mapping as defined in UTS
 // #46. This will cause, for example, "ß" to be mapped to "ss". Using the
 // transitional mapping provides a compromise between IDNA2003 and IDNA2008
-// compatibility. It is used by most browsers when resolving domain names. This
+// compatibility. It is used by some browsers when resolving domain names. This
 // option is only meaningful if combined with MapForLookup.
 func Transitional(transitional bool) Option {
-	return func(o *options) { o.transitional = true }
+	return func(o *options) { o.transitional = transitional }
 }
 
 // VerifyDNSLength sets whether a Profile should fail if any of the IDN parts
@@ -284,7 +284,7 @@ var (
 
 	punycode = &Profile{}
 	lookup   = &Profile{options{
-		transitional: true,
+		transitional: transitionalLookup,
 		useSTD3Rules: true,
 		checkHyphens: true,
 		checkJoiners: true,

vendor/golang.org/x/net/idna/idna9.0.0.go

@@ -58,10 +58,10 @@ type Option func(*options)
 // Transitional sets a Profile to use the Transitional mapping as defined in UTS
 // #46. This will cause, for example, "ß" to be mapped to "ss". Using the
 // transitional mapping provides a compromise between IDNA2003 and IDNA2008
-// compatibility. It is used by most browsers when resolving domain names. This
+// compatibility. It is used by some browsers when resolving domain names. This
 // option is only meaningful if combined with MapForLookup.
 func Transitional(transitional bool) Option {
-	return func(o *options) { o.transitional = true }
+	return func(o *options) { o.transitional = transitional }
 }
 
 // VerifyDNSLength sets whether a Profile should fail if any of the IDN parts

vendor/golang.org/x/net/idna/pre_go118.go

@@ -0,0 +1,12 @@
+// Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
+
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !go1.18
+// +build !go1.18
+
+package idna
+
+const transitionalLookup = true

vendor/golang.org/x/net/idna/punycode.go

@@ -49,6 +49,7 @@ func decode(encoded string) (string, error) {
 		}
 	}
 	i, n, bias := int32(0), initialN, initialBias
+	overflow := false
 	for pos < len(encoded) {
 		oldI, w := i, int32(1)
 		for k := base; ; k += base {
@@ -60,29 +61,32 @@ func decode(encoded string) (string, error) {
 				return "", punyError(encoded)
 			}
 			pos++
-			i += digit * w
-			if i < 0 {
+			i, overflow = madd(i, digit, w)
+			if overflow {
 				return "", punyError(encoded)
 			}
 			t := k - bias
-			if t < tmin {
+			if k <= bias {
 				t = tmin
-			} else if t > tmax {
+			} else if k >= bias+tmax {
 				t = tmax
 			}
 			if digit < t {
 				break
 			}
-			w *= base - t
-			if w >= math.MaxInt32/base {
+			w, overflow = madd(0, w, base-t)
+			if overflow {
 				return "", punyError(encoded)
 			}
 		}
+		if len(output) >= 1024 {
+			return "", punyError(encoded)
+		}
 		x := int32(len(output) + 1)
 		bias = adapt(i-oldI, x, oldI == 0)
 		n += i / x
 		i %= x
-		if n > utf8.MaxRune || len(output) >= 1024 {
+		if n < 0 || n > utf8.MaxRune {
 			return "", punyError(encoded)
 		}
 		output = append(output, 0)
@@ -115,6 +119,7 @@ func encode(prefix, s string) (string, error) {
 	if b > 0 {
 		output = append(output, '-')
 	}
+	overflow := false
 	for remaining != 0 {
 		m := int32(0x7fffffff)
 		for _, r := range s {
@@ -122,8 +127,8 @@ func encode(prefix, s string) (string, error) {
 				m = r
 			}
 		}
-		delta += (m - n) * (h + 1)
-		if delta < 0 {
+		delta, overflow = madd(delta, m-n, h+1)
+		if overflow {
 			return "", punyError(s)
 		}
 		n = m
@@ -141,9 +146,9 @@ func encode(prefix, s string) (string, error) {
 			q := delta
 			for k := base; ; k += base {
 				t := k - bias
-				if t < tmin {
+				if k <= bias {
 					t = tmin
-				} else if t > tmax {
+				} else if k >= bias+tmax {
 					t = tmax
 				}
 				if q < t {
@@ -164,6 +169,15 @@ func encode(prefix, s string) (string, error) {
 	return string(output), nil
 }
 
+// madd computes a + (b * c), detecting overflow.
+func madd(a, b, c int32) (next int32, overflow bool) {
+	p := int64(b) * int64(c)
+	if p > math.MaxInt32-int64(a) {
+		return 0, true
+	}
+	return a + int32(p), false
+}
+
 func decodeDigit(x byte) (digit int32, ok bool) {
 	switch {
 	case '0' <= x && x <= '9':

vendor/golang.org/x/sys/plan9/pwd_go15_plan9.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build go1.5
 // +build go1.5
 
 package plan9

vendor/golang.org/x/sys/plan9/pwd_plan9.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build !go1.5
 // +build !go1.5
 
 package plan9

vendor/golang.org/x/sys/plan9/race.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build plan9 && race
 // +build plan9,race
 
 package plan9

vendor/golang.org/x/sys/plan9/race0.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build plan9 && !race
 // +build plan9,!race
 
 package plan9

vendor/golang.org/x/sys/plan9/str.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build plan9
 // +build plan9
 
 package plan9

vendor/golang.org/x/sys/plan9/syscall.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build plan9
 // +build plan9
 
 // Package plan9 contains an interface to the low-level operating system

vendor/golang.org/x/sys/plan9/syscall_plan9.go

@@ -132,8 +132,10 @@ func Pipe(p []int) (err error) {
 	}
 	var pp [2]int32
 	err = pipe(&pp)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
 	return
 }
 

vendor/golang.org/x/sys/plan9/zsyscall_plan9_386.go

@@ -1,6 +1,7 @@
 // go run mksyscall.go -l32 -plan9 -tags plan9,386 syscall_plan9.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
+//go:build plan9 && 386
 // +build plan9,386
 
 package plan9

vendor/golang.org/x/sys/plan9/zsyscall_plan9_amd64.go

@@ -1,6 +1,7 @@
 // go run mksyscall.go -l32 -plan9 -tags plan9,amd64 syscall_plan9.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
+//go:build plan9 && amd64
 // +build plan9,amd64
 
 package plan9

vendor/golang.org/x/sys/plan9/zsyscall_plan9_arm.go

@@ -1,6 +1,7 @@
 // go run mksyscall.go -l32 -plan9 -tags plan9,arm syscall_plan9.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
+//go:build plan9 && arm
 // +build plan9,arm
 
 package plan9

vendor/golang.org/x/sys/unix/README.md

@@ -149,7 +149,7 @@ To add a constant, add the header that includes it to the appropriate variable.
 Then, edit the regex (if necessary) to match the desired constant. Avoid making
 the regex too broad to avoid matching unintended constants.
 
-### mkmerge.go
+### internal/mkmerge
 
 This program is used to extract duplicate const, func, and type declarations
 from the generated architecture-specific files listed below, and merge these

vendor/golang.org/x/sys/unix/mkall.sh

@@ -50,7 +50,7 @@ if [[ "$GOOS" = "linux" ]]; then
 	# Use the Docker-based build system
 	# Files generated through docker (use $cmd so you can Ctl-C the build or run)
 	$cmd docker build --tag generate:$GOOS $GOOS
-	$cmd docker run --interactive --tty --volume $(cd -- "$(dirname -- "$0")" && /bin/pwd):/build generate:$GOOS
+	$cmd docker run --interactive --tty --volume $(cd -- "$(dirname -- "$0")/.." && /bin/pwd):/build generate:$GOOS
 	exit
 fi
 

vendor/golang.org/x/sys/unix/mkerrors.sh

@@ -54,7 +54,7 @@ includes_AIX='
 
 includes_Darwin='
 #define _DARWIN_C_SOURCE
-#define KERNEL
+#define KERNEL 1
 #define _DARWIN_USE_64_BIT_INODE
 #define __APPLE_USE_RFC_3542
 #include <stdint.h>
@@ -75,6 +75,7 @@ includes_Darwin='
 #include <sys/utsname.h>
 #include <sys/wait.h>
 #include <sys/xattr.h>
+#include <sys/vsock.h>
 #include <net/bpf.h>
 #include <net/if.h>
 #include <net/if_types.h>
@@ -82,6 +83,9 @@ includes_Darwin='
 #include <netinet/in.h>
 #include <netinet/ip.h>
 #include <termios.h>
+
+// for backwards compatibility because moved TIOCREMOTE to Kernel.framework after MacOSX12.0.sdk.
+#define TIOCREMOTE 0x80047469
 '
 
 includes_DragonFly='
@@ -229,11 +233,13 @@ struct ltchars {
 #include <linux/input.h>
 #include <linux/kexec.h>
 #include <linux/keyctl.h>
+#include <linux/landlock.h>
 #include <linux/loop.h>
 #include <linux/lwtunnel.h>
 #include <linux/magic.h>
 #include <linux/memfd.h>
 #include <linux/module.h>
+#include <linux/mount.h>
 #include <linux/netfilter/nfnetlink.h>
 #include <linux/netlink.h>
 #include <linux/net_namespace.h>
@@ -255,6 +261,7 @@ struct ltchars {
 #include <linux/vm_sockets.h>
 #include <linux/wait.h>
 #include <linux/watchdog.h>
+#include <linux/wireguard.h>
 
 #include <mtd/ubi-user.h>
 #include <mtd/mtd-user.h>
@@ -465,7 +472,6 @@ ccflags="$@"
 		$2 !~ /^EQUIV_/ &&
 		$2 !~ /^EXPR_/ &&
 		$2 !~ /^EVIOC/ &&
-		$2 !~ /^EV_/ &&
 		$2 ~ /^E[A-Z0-9_]+$/ ||
 		$2 ~ /^B[0-9_]+$/ ||
 		$2 ~ /^(OLD|NEW)DEV$/ ||
@@ -497,6 +503,7 @@ ccflags="$@"
 		$2 ~ /^O?XTABS$/ ||
 		$2 ~ /^TC[IO](ON|OFF)$/ ||
 		$2 ~ /^IN_/ ||
+		$2 ~ /^LANDLOCK_/ ||
 		$2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
 		$2 ~ /^LO_(KEY|NAME)_SIZE$/ ||
 		$2 ~ /^LOOP_(CLR|CTL|GET|SET)_/ ||
@@ -515,7 +522,7 @@ ccflags="$@"
 		$2 ~ /^HW_MACHINE$/ ||
 		$2 ~ /^SYSCTL_VERS/ ||
 		$2 !~ "MNT_BITS" &&
-		$2 ~ /^(MS|MNT|UMOUNT)_/ ||
+		$2 ~ /^(MS|MNT|MOUNT|UMOUNT)_/ ||
 		$2 ~ /^NS_GET_/ ||
 		$2 ~ /^TUN(SET|GET|ATTACH|DETACH)/ ||
 		$2 ~ /^(O|F|[ES]?FD|NAME|S|PTRACE|PT|TFD)_/ ||
@@ -590,6 +597,7 @@ ccflags="$@"
 		$2 ~ /^DEVLINK_/ ||
 		$2 ~ /^ETHTOOL_/ ||
 		$2 ~ /^LWTUNNEL_IP/ ||
+		$2 ~ /^ITIMER_/ ||
 		$2 !~ "WMESGLEN" &&
 		$2 ~ /^W[A-Z0-9]+$/ ||
 		$2 ~/^PPPIOC/ ||
@@ -600,6 +608,7 @@ ccflags="$@"
 		$2 ~ /^MTD/ ||
 		$2 ~ /^OTP/ ||
 		$2 ~ /^MEM/ ||
+		$2 ~ /^WG/ ||
 		$2 ~ /^BLK[A-Z]*(GET$|SET$|BUF$|PART$|SIZE)/ {printf("\t%s = C.%s\n", $2, $2)}
 		$2 ~ /^__WCOREFLAG$/ {next}
 		$2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)}

vendor/golang.org/x/sys/unix/sockcmsg_linux.go

@@ -34,3 +34,52 @@ func ParseUnixCredentials(m *SocketControlMessage) (*Ucred, error) {
 	ucred := *(*Ucred)(unsafe.Pointer(&m.Data[0]))
 	return &ucred, nil
 }
+
+// PktInfo4 encodes Inet4Pktinfo into a socket control message of type IP_PKTINFO.
+func PktInfo4(info *Inet4Pktinfo) []byte {
+	b := make([]byte, CmsgSpace(SizeofInet4Pktinfo))
+	h := (*Cmsghdr)(unsafe.Pointer(&b[0]))
+	h.Level = SOL_IP
+	h.Type = IP_PKTINFO
+	h.SetLen(CmsgLen(SizeofInet4Pktinfo))
+	*(*Inet4Pktinfo)(h.data(0)) = *info
+	return b
+}
+
+// PktInfo6 encodes Inet6Pktinfo into a socket control message of type IPV6_PKTINFO.
+func PktInfo6(info *Inet6Pktinfo) []byte {
+	b := make([]byte, CmsgSpace(SizeofInet6Pktinfo))
+	h := (*Cmsghdr)(unsafe.Pointer(&b[0]))
+	h.Level = SOL_IPV6
+	h.Type = IPV6_PKTINFO
+	h.SetLen(CmsgLen(SizeofInet6Pktinfo))
+	*(*Inet6Pktinfo)(h.data(0)) = *info
+	return b
+}
+
+// ParseOrigDstAddr decodes a socket control message containing the original
+// destination address. To receive such a message the IP_RECVORIGDSTADDR or
+// IPV6_RECVORIGDSTADDR option must be enabled on the socket.
+func ParseOrigDstAddr(m *SocketControlMessage) (Sockaddr, error) {
+	switch {
+	case m.Header.Level == SOL_IP && m.Header.Type == IP_ORIGDSTADDR:
+		pp := (*RawSockaddrInet4)(unsafe.Pointer(&m.Data[0]))
+		sa := new(SockaddrInet4)
+		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
+		sa.Port = int(p[0])<<8 + int(p[1])
+		sa.Addr = pp.Addr
+		return sa, nil
+
+	case m.Header.Level == SOL_IPV6 && m.Header.Type == IPV6_ORIGDSTADDR:
+		pp := (*RawSockaddrInet6)(unsafe.Pointer(&m.Data[0]))
+		sa := new(SockaddrInet6)
+		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
+		sa.Port = int(p[0])<<8 + int(p[1])
+		sa.ZoneId = pp.Scope_id
+		sa.Addr = pp.Addr
+		return sa, nil
+
+	default:
+		return nil, EINVAL
+	}
+}

vendor/golang.org/x/sys/unix/syscall_aix.go

@@ -70,9 +70,7 @@ func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrInet4, nil
 }
 
@@ -85,9 +83,7 @@ func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
 	sa.raw.Scope_id = sa.ZoneId
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrInet6, nil
 }
 
@@ -261,9 +257,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		sa := new(SockaddrInet4)
 		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 		sa.Port = int(p[0])<<8 + int(p[1])
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 
 	case AF_INET6:
@@ -272,9 +266,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 		sa.Port = int(p[0])<<8 + int(p[1])
 		sa.ZoneId = pp.Scope_id
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 	}
 	return nil, EAFNOSUPPORT
@@ -385,6 +377,11 @@ func (w WaitStatus) TrapCause() int { return -1 }
 
 //sys	fcntl(fd int, cmd int, arg int) (val int, err error)
 
+//sys	fsyncRange(fd int, how int, start int64, length int64) (err error) = fsync_range
+func Fsync(fd int) error {
+	return fsyncRange(fd, O_SYNC, 0, 0)
+}
+
 /*
  * Direct access
  */
@@ -401,7 +398,6 @@ func (w WaitStatus) TrapCause() int { return -1 }
 //sys	Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
 //sys	Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
 //sys	Fdatasync(fd int) (err error)
-//sys	Fsync(fd int) (err error)
 // readdir_r
 //sysnb	Getpgid(pid int) (pgid int, err error)
 
@@ -523,8 +519,10 @@ func Pipe(p []int) (err error) {
 	}
 	var pp [2]_C_int
 	err = pipe(&pp)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
 	return
 }
 

vendor/golang.org/x/sys/unix/syscall_bsd.go

@@ -163,9 +163,7 @@ func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), _Socklen(sa.raw.Len), nil
 }
 
@@ -179,9 +177,7 @@ func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
 	sa.raw.Scope_id = sa.ZoneId
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), _Socklen(sa.raw.Len), nil
 }
 
@@ -210,9 +206,7 @@ func (sa *SockaddrDatalink) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	sa.raw.Nlen = sa.Nlen
 	sa.raw.Alen = sa.Alen
 	sa.raw.Slen = sa.Slen
-	for i := 0; i < len(sa.raw.Data); i++ {
-		sa.raw.Data[i] = sa.Data[i]
-	}
+	sa.raw.Data = sa.Data
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrDatalink, nil
 }
 
@@ -228,9 +222,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		sa.Nlen = pp.Nlen
 		sa.Alen = pp.Alen
 		sa.Slen = pp.Slen
-		for i := 0; i < len(sa.Data); i++ {
-			sa.Data[i] = pp.Data[i]
-		}
+		sa.Data = pp.Data
 		return sa, nil
 
 	case AF_UNIX:
@@ -262,9 +254,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		sa := new(SockaddrInet4)
 		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 		sa.Port = int(p[0])<<8 + int(p[1])
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 
 	case AF_INET6:
@@ -273,9 +263,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 		sa.Port = int(p[0])<<8 + int(p[1])
 		sa.ZoneId = pp.Scope_id
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 	}
 	return anyToSockaddrGOOS(fd, rsa)

vendor/golang.org/x/sys/unix/syscall_darwin.go

@@ -48,6 +48,30 @@ func (sa *SockaddrCtl) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrCtl, nil
 }
 
+// SockaddrVM implements the Sockaddr interface for AF_VSOCK type sockets.
+// SockaddrVM provides access to Darwin VM sockets: a mechanism that enables
+// bidirectional communication between a hypervisor and its guest virtual
+// machines.
+type SockaddrVM struct {
+	// CID and Port specify a context ID and port address for a VM socket.
+	// Guests have a unique CID, and hosts may have a well-known CID of:
+	//  - VMADDR_CID_HYPERVISOR: refers to the hypervisor process.
+	//  - VMADDR_CID_LOCAL: refers to local communication (loopback).
+	//  - VMADDR_CID_HOST: refers to other processes on the host.
+	CID  uint32
+	Port uint32
+	raw  RawSockaddrVM
+}
+
+func (sa *SockaddrVM) sockaddr() (unsafe.Pointer, _Socklen, error) {
+	sa.raw.Len = SizeofSockaddrVM
+	sa.raw.Family = AF_VSOCK
+	sa.raw.Port = sa.Port
+	sa.raw.Cid = sa.CID
+
+	return unsafe.Pointer(&sa.raw), SizeofSockaddrVM, nil
+}
+
 func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 	switch rsa.Addr.Family {
 	case AF_SYSTEM:
@@ -58,6 +82,13 @@ func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 			sa.Unit = pp.Sc_unit
 			return sa, nil
 		}
+	case AF_VSOCK:
+		pp := (*RawSockaddrVM)(unsafe.Pointer(rsa))
+		sa := &SockaddrVM{
+			CID:  pp.Cid,
+			Port: pp.Port,
+		}
+		return sa, nil
 	}
 	return nil, EAFNOSUPPORT
 }
@@ -128,8 +159,10 @@ func Pipe(p []int) (err error) {
 	}
 	var x [2]int32
 	err = pipe(&x)
-	p[0] = int(x[0])
-	p[1] = int(x[1])
+	if err == nil {
+		p[0] = int(x[0])
+		p[1] = int(x[1])
+	}
 	return
 }
 
@@ -399,8 +432,25 @@ func GetsockoptXucred(fd, level, opt int) (*Xucred, error) {
 	return x, err
 }
 
-func SysctlKinfoProcSlice(name string) ([]KinfoProc, error) {
-	mib, err := sysctlmib(name)
+func SysctlKinfoProc(name string, args ...int) (*KinfoProc, error) {
+	mib, err := sysctlmib(name, args...)
+	if err != nil {
+		return nil, err
+	}
+
+	var kinfo KinfoProc
+	n := uintptr(SizeofKinfoProc)
+	if err := sysctl(mib, (*byte)(unsafe.Pointer(&kinfo)), &n, nil, 0); err != nil {
+		return nil, err
+	}
+	if n != SizeofKinfoProc {
+		return nil, EIO
+	}
+	return &kinfo, nil
+}
+
+func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
+	mib, err := sysctlmib(name, args...)
 	if err != nil {
 		return nil, err
 	}
@@ -433,6 +483,11 @@ func SysctlKinfoProcSlice(name string) ([]KinfoProc, error) {
 
 //sys	sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error)
 
+//sys	shmat(id int, addr uintptr, flag int) (ret uintptr, err error)
+//sys	shmctl(id int, cmd int, buf *SysvShmDesc) (result int, err error)
+//sys	shmdt(addr uintptr) (err error)
+//sys	shmget(key int, size int, flag int) (id int, err error)
+
 /*
  * Exposed directly
  */
@@ -590,10 +645,6 @@ func SysctlKinfoProcSlice(name string) ([]KinfoProc, error) {
 // Msgget
 // Msgsnd
 // Msgrcv
-// Shmat
-// Shmctl
-// Shmdt
-// Shmget
 // Shm_open
 // Shm_unlink
 // Sem_open

vendor/golang.org/x/sys/unix/syscall_dragonfly.go

@@ -101,7 +101,10 @@ func Pipe(p []int) (err error) {
 	if len(p) != 2 {
 		return EINVAL
 	}
-	p[0], p[1], err = pipe()
+	r, w, err := pipe()
+	if err == nil {
+		p[0], p[1] = r, w
+	}
 	return
 }
 
@@ -114,7 +117,10 @@ func Pipe2(p []int, flags int) (err error) {
 	var pp [2]_C_int
 	// pipe2 on dragonfly takes an fds array as an argument, but still
 	// returns the file descriptors.
-	p[0], p[1], err = pipe2(&pp, flags)
+	r, w, err := pipe2(&pp, flags)
+	if err == nil {
+		p[0], p[1] = r, w
+	}
 	return err
 }
 

vendor/golang.org/x/sys/unix/syscall_freebsd.go

@@ -110,8 +110,10 @@ func Pipe2(p []int, flags int) error {
 	}
 	var pp [2]_C_int
 	err := pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
 	return err
 }
 

vendor/golang.org/x/sys/unix/syscall_illumos.go

@@ -162,6 +162,14 @@ func (l *Lifreq) GetLifruInt() int {
 	return *(*int)(unsafe.Pointer(&l.Lifru[0]))
 }
 
+func (l *Lifreq) SetLifruUint(d uint) {
+	*(*uint)(unsafe.Pointer(&l.Lifru[0])) = d
+}
+
+func (l *Lifreq) GetLifruUint() uint {
+	return *(*uint)(unsafe.Pointer(&l.Lifru[0]))
+}
+
 func IoctlLifreq(fd int, req uint, l *Lifreq) error {
 	return ioctl(fd, req, uintptr(unsafe.Pointer(l)))
 }

vendor/golang.org/x/sys/unix/syscall_linux.go

@@ -13,8 +13,8 @@ package unix
 
 import (
 	"encoding/binary"
-	"runtime"
 	"syscall"
+	"time"
 	"unsafe"
 )
 
@@ -38,6 +38,13 @@ func Creat(path string, mode uint32) (fd int, err error) {
 	return Open(path, O_CREAT|O_WRONLY|O_TRUNC, mode)
 }
 
+func EpollCreate(size int) (fd int, err error) {
+	if size <= 0 {
+		return -1, EINVAL
+	}
+	return EpollCreate1(0)
+}
+
 //sys	FanotifyInit(flags uint, event_f_flags uint) (fd int, err error)
 //sys	fanotifyMark(fd int, flags uint, mask uint64, dirFd int, pathname *byte) (err error)
 
@@ -66,6 +73,10 @@ func Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) {
 	return fchmodat(dirfd, path, mode)
 }
 
+func InotifyInit() (fd int, err error) {
+	return InotifyInit1(0)
+}
+
 //sys	ioctl(fd int, req uint, arg uintptr) (err error) = SYS_IOCTL
 //sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL
 
@@ -109,6 +120,25 @@ func Openat2(dirfd int, path string, how *OpenHow) (fd int, err error) {
 	return openat2(dirfd, path, how, SizeofOpenHow)
 }
 
+func Pipe(p []int) error {
+	return Pipe2(p, 0)
+}
+
+//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
+
+func Pipe2(p []int, flags int) error {
+	if len(p) != 2 {
+		return EINVAL
+	}
+	var pp [2]_C_int
+	err := pipe2(&pp, flags)
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
+	return err
+}
+
 //sys	ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, err error)
 
 func Ppoll(fds []PollFd, timeout *Timespec, sigmask *Sigset_t) (n int, err error) {
@@ -118,6 +148,15 @@ func Ppoll(fds []PollFd, timeout *Timespec, sigmask *Sigset_t) (n int, err error
 	return ppoll(&fds[0], len(fds), timeout, sigmask)
 }
 
+func Poll(fds []PollFd, timeout int) (n int, err error) {
+	var ts *Timespec
+	if timeout >= 0 {
+		ts = new(Timespec)
+		*ts = NsecToTimespec(int64(timeout) * 1e6)
+	}
+	return Ppoll(fds, ts, nil)
+}
+
 //sys	Readlinkat(dirfd int, path string, buf []byte) (n int, err error)
 
 func Readlink(path string, buf []byte) (n int, err error) {
@@ -168,27 +207,7 @@ func Utimes(path string, tv []Timeval) error {
 //sys	utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
 
 func UtimesNano(path string, ts []Timespec) error {
-	if ts == nil {
-		err := utimensat(AT_FDCWD, path, nil, 0)
-		if err != ENOSYS {
-			return err
-		}
-		return utimes(path, nil)
-	}
-	if len(ts) != 2 {
-		return EINVAL
-	}
-	err := utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
-	if err != ENOSYS {
-		return err
-	}
-	// If the utimensat syscall isn't available (utimensat was added to Linux
-	// in 2.6.22, Released, 8 July 2007) then fall back to utimes
-	var tv [2]Timeval
-	for i := 0; i < 2; i++ {
-		tv[i] = NsecToTimeval(TimespecToNsec(ts[i]))
-	}
-	return utimes(path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
+	return UtimesNanoAt(AT_FDCWD, path, ts, 0)
 }
 
 func UtimesNanoAt(dirfd int, path string, ts []Timespec, flags int) error {
@@ -356,9 +375,7 @@ func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrInet4, nil
 }
 
@@ -371,9 +388,7 @@ func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
 	sa.raw.Scope_id = sa.ZoneId
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrInet6, nil
 }
 
@@ -422,9 +437,7 @@ func (sa *SockaddrLinklayer) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	sa.raw.Hatype = sa.Hatype
 	sa.raw.Pkttype = sa.Pkttype
 	sa.raw.Halen = sa.Halen
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrLinklayer, nil
 }
 
@@ -839,12 +852,10 @@ func (sa *SockaddrTIPC) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	if sa.Addr == nil {
 		return nil, 0, EINVAL
 	}
-
 	sa.raw.Family = AF_TIPC
 	sa.raw.Scope = int8(sa.Scope)
 	sa.raw.Addrtype = sa.Addr.tipcAddrtype()
 	sa.raw.Addr = sa.Addr.tipcAddr()
-
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrTIPC, nil
 }
 
@@ -858,9 +869,7 @@ type SockaddrL2TPIP struct {
 func (sa *SockaddrL2TPIP) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	sa.raw.Family = AF_INET
 	sa.raw.Conn_id = sa.ConnId
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrL2TPIP, nil
 }
 
@@ -876,9 +885,7 @@ func (sa *SockaddrL2TPIP6) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	sa.raw.Family = AF_INET6
 	sa.raw.Conn_id = sa.ConnId
 	sa.raw.Scope_id = sa.ZoneId
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrL2TPIP6, nil
 }
 
@@ -974,9 +981,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		sa.Hatype = pp.Hatype
 		sa.Pkttype = pp.Pkttype
 		sa.Halen = pp.Halen
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 
 	case AF_UNIX:
@@ -1015,18 +1020,14 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 			pp := (*RawSockaddrL2TPIP)(unsafe.Pointer(rsa))
 			sa := new(SockaddrL2TPIP)
 			sa.ConnId = pp.Conn_id
-			for i := 0; i < len(sa.Addr); i++ {
-				sa.Addr[i] = pp.Addr[i]
-			}
+			sa.Addr = pp.Addr
 			return sa, nil
 		default:
 			pp := (*RawSockaddrInet4)(unsafe.Pointer(rsa))
 			sa := new(SockaddrInet4)
 			p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 			sa.Port = int(p[0])<<8 + int(p[1])
-			for i := 0; i < len(sa.Addr); i++ {
-				sa.Addr[i] = pp.Addr[i]
-			}
+			sa.Addr = pp.Addr
 			return sa, nil
 		}
 
@@ -1042,9 +1043,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 			sa := new(SockaddrL2TPIP6)
 			sa.ConnId = pp.Conn_id
 			sa.ZoneId = pp.Scope_id
-			for i := 0; i < len(sa.Addr); i++ {
-				sa.Addr[i] = pp.Addr[i]
-			}
+			sa.Addr = pp.Addr
 			return sa, nil
 		default:
 			pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa))
@@ -1052,9 +1051,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 			p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 			sa.Port = int(p[0])<<8 + int(p[1])
 			sa.ZoneId = pp.Scope_id
-			for i := 0; i < len(sa.Addr); i++ {
-				sa.Addr[i] = pp.Addr[i]
-			}
+			sa.Addr = pp.Addr
 			return sa, nil
 		}
 
@@ -1229,11 +1226,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 func Accept(fd int) (nfd int, sa Sockaddr, err error) {
 	var rsa RawSockaddrAny
 	var len _Socklen = SizeofSockaddrAny
-	// Try accept4 first for Android, then try accept for kernel older than 2.6.28
 	nfd, err = accept4(fd, &rsa, &len, 0)
-	if err == ENOSYS {
-		nfd, err = accept(fd, &rsa, &len)
-	}
 	if err != nil {
 		return
 	}
@@ -1785,6 +1778,16 @@ func Mount(source string, target string, fstype string, flags uintptr, data stri
 	return mount(source, target, fstype, flags, datap)
 }
 
+//sys	mountSetattr(dirfd int, pathname string, flags uint, attr *MountAttr, size uintptr) (err error) = SYS_MOUNT_SETATTR
+
+// MountSetattr is a wrapper for mount_setattr(2).
+// https://man7.org/linux/man-pages/man2/mount_setattr.2.html
+//
+// Requires kernel >= 5.12.
+func MountSetattr(dirfd int, pathname string, flags uint, attr *MountAttr) error {
+	return mountSetattr(dirfd, pathname, flags, attr, unsafe.Sizeof(*attr))
+}
+
 func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
 	if raceenabled {
 		raceReleaseMerge(unsafe.Pointer(&ioSync))
@@ -1816,11 +1819,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	Dup(oldfd int) (fd int, err error)
 
 func Dup2(oldfd, newfd int) error {
-	// Android O and newer blocks dup2; riscv and arm64 don't implement dup2.
-	if runtime.GOOS == "android" || runtime.GOARCH == "riscv64" || runtime.GOARCH == "arm64" {
-		return Dup3(oldfd, newfd, 0)
-	}
-	return dup2(oldfd, newfd)
+	return Dup3(oldfd, newfd, 0)
 }
 
 //sys	Dup3(oldfd int, newfd int, flags int) (err error)
@@ -2308,11 +2307,64 @@ type RemoteIovec struct {
 //sys	ProcessVMReadv(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags uint) (n int, err error) = SYS_PROCESS_VM_READV
 //sys	ProcessVMWritev(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags uint) (n int, err error) = SYS_PROCESS_VM_WRITEV
 
+//sys	PidfdOpen(pid int, flags int) (fd int, err error) = SYS_PIDFD_OPEN
+//sys	PidfdGetfd(pidfd int, targetfd int, flags int) (fd int, err error) = SYS_PIDFD_GETFD
+
+//sys	shmat(id int, addr uintptr, flag int) (ret uintptr, err error)
+//sys	shmctl(id int, cmd int, buf *SysvShmDesc) (result int, err error)
+//sys	shmdt(addr uintptr) (err error)
+//sys	shmget(key int, size int, flag int) (id int, err error)
+
+//sys	getitimer(which int, currValue *Itimerval) (err error)
+//sys	setitimer(which int, newValue *Itimerval, oldValue *Itimerval) (err error)
+
+// MakeItimerval creates an Itimerval from interval and value durations.
+func MakeItimerval(interval, value time.Duration) Itimerval {
+	return Itimerval{
+		Interval: NsecToTimeval(interval.Nanoseconds()),
+		Value:    NsecToTimeval(value.Nanoseconds()),
+	}
+}
+
+// A value which may be passed to the which parameter for Getitimer and
+// Setitimer.
+type ItimerWhich int
+
+// Possible which values for Getitimer and Setitimer.
+const (
+	ItimerReal    ItimerWhich = ITIMER_REAL
+	ItimerVirtual ItimerWhich = ITIMER_VIRTUAL
+	ItimerProf    ItimerWhich = ITIMER_PROF
+)
+
+// Getitimer wraps getitimer(2) to return the current value of the timer
+// specified by which.
+func Getitimer(which ItimerWhich) (Itimerval, error) {
+	var it Itimerval
+	if err := getitimer(int(which), &it); err != nil {
+		return Itimerval{}, err
+	}
+
+	return it, nil
+}
+
+// Setitimer wraps setitimer(2) to arm or disarm the timer specified by which.
+// It returns the previous value of the timer.
+//
+// If the Itimerval argument is the zero value, the timer will be disarmed.
+func Setitimer(which ItimerWhich, it Itimerval) (Itimerval, error) {
+	var prev Itimerval
+	if err := setitimer(int(which), &it, &prev); err != nil {
+		return Itimerval{}, err
+	}
+
+	return prev, nil
+}
+
 /*
  * Unimplemented
  */
 // AfsSyscall
-// Alarm
 // ArchPrctl
 // Brk
 // ClockNanosleep
@@ -2328,7 +2380,6 @@ type RemoteIovec struct {
 // GetMempolicy
 // GetRobustList
 // GetThreadArea
-// Getitimer
 // Getpmsg
 // IoCancel
 // IoDestroy
@@ -2389,10 +2440,6 @@ type RemoteIovec struct {
 // SetRobustList
 // SetThreadArea
 // SetTidAddress
-// Shmat
-// Shmctl
-// Shmdt
-// Shmget
 // Sigaltstack
 // Swapoff
 // Swapon

vendor/golang.org/x/sys/unix/syscall_linux_386.go

@@ -19,36 +19,8 @@ func setTimeval(sec, usec int64) Timeval {
 	return Timeval{Sec: int32(sec), Usec: int32(usec)}
 }
 
-//sysnb	pipe(p *[2]_C_int) (err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe(&pp)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
 // 64-bit file system and 32-bit uid calls
 // (386 default is 32-bit file system and 16-bit uid).
-//sys	dup2(oldfd int, newfd int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64_64
 //sys	Fchown(fd int, uid int, gid int) (err error) = SYS_FCHOWN32
@@ -59,7 +31,6 @@ func Pipe2(p []int, flags int) (err error) {
 //sysnb	Geteuid() (euid int) = SYS_GETEUID32
 //sysnb	Getgid() (gid int) = SYS_GETGID32
 //sysnb	Getuid() (uid int) = SYS_GETUID32
-//sysnb	InotifyInit() (fd int, err error)
 //sys	Ioperm(from int, num int, on int) (err error)
 //sys	Iopl(level int) (err error)
 //sys	Lchown(path string, uid int, gid int) (err error) = SYS_LCHOWN32
@@ -381,12 +352,3 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint32(length)
 }
-
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}

vendor/golang.org/x/sys/unix/syscall_linux_alarm.go

@@ -0,0 +1,14 @@
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build linux && (386 || amd64 || mips || mipsle || mips64 || mipsle || ppc64 || ppc64le || ppc || s390x || sparc64)
+// +build linux
+// +build 386 amd64 mips mipsle mips64 mipsle ppc64 ppc64le ppc s390x sparc64
+
+package unix
+
+// SYS_ALARM is not defined on arm or riscv, but is available for other GOARCH
+// values.
+
+//sys	Alarm(seconds uint) (remaining uint, err error)

vendor/golang.org/x/sys/unix/syscall_linux_amd64.go

@@ -7,8 +7,6 @@
 
 package unix
 
-//sys	dup2(oldfd int, newfd int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
@@ -21,17 +19,6 @@ package unix
 //sysnb	Getgid() (gid int)
 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
 //sysnb	Getuid() (uid int)
-//sysnb	inotifyInit() (fd int, err error)
-
-func InotifyInit() (fd int, err error) {
-	// First try inotify_init1, because Android's seccomp policy blocks the latter.
-	fd, err = InotifyInit1(0)
-	if err == ENOSYS {
-		fd, err = inotifyInit()
-	}
-	return
-}
-
 //sys	Ioperm(from int, num int, on int) (err error)
 //sys	Iopl(level int) (err error)
 //sys	Lchown(path string, uid int, gid int) (err error)
@@ -126,32 +113,6 @@ func setTimeval(sec, usec int64) Timeval {
 	return Timeval{Sec: sec, Usec: usec}
 }
 
-//sysnb	pipe(p *[2]_C_int) (err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe(&pp)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
 func (r *PtraceRegs) PC() uint64 { return r.Rip }
 
 func (r *PtraceRegs) SetPC(pc uint64) { r.Rip = pc }
@@ -176,15 +137,6 @@ func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint64(length)
 }
 
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}
-
 //sys	kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error)
 
 func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error {

vendor/golang.org/x/sys/unix/syscall_linux_arm.go

@@ -19,36 +19,6 @@ func setTimeval(sec, usec int64) Timeval {
 	return Timeval{Sec: int32(sec), Usec: int32(usec)}
 }
 
-//sysnb	pipe(p *[2]_C_int) (err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	// Try pipe2 first for Android O, then try pipe for kernel 2.6.23.
-	err = pipe2(&pp, 0)
-	if err == ENOSYS {
-		err = pipe(&pp)
-	}
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
 func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 	newoffset, errno := seek(fd, offset, whence)
 	if errno != 0 {
@@ -76,8 +46,6 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 
 // 64-bit file system and 32-bit uid calls
 // (16-bit uid calls are not always supported in newer kernels)
-//sys	dup2(oldfd int, newfd int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fchown(fd int, uid int, gid int) (err error) = SYS_FCHOWN32
 //sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
@@ -86,7 +54,6 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 //sysnb	Geteuid() (euid int) = SYS_GETEUID32
 //sysnb	Getgid() (gid int) = SYS_GETGID32
 //sysnb	Getuid() (uid int) = SYS_GETUID32
-//sysnb	InotifyInit() (fd int, err error)
 //sys	Lchown(path string, uid int, gid int) (err error) = SYS_LCHOWN32
 //sys	Listen(s int, n int) (err error)
 //sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
@@ -260,15 +227,6 @@ func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint32(length)
 }
 
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}
-
 //sys	armSyncFileRange(fd int, flags int, off int64, n int64) (err error) = SYS_ARM_SYNC_FILE_RANGE
 
 func SyncFileRange(fd int, off int64, n int64, flags int) error {

vendor/golang.org/x/sys/unix/syscall_linux_arm64.go

@@ -9,13 +9,6 @@ package unix
 
 import "unsafe"
 
-func EpollCreate(size int) (fd int, err error) {
-	if size <= 0 {
-		return -1, EINVAL
-	}
-	return EpollCreate1(0)
-}
-
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
@@ -145,30 +138,6 @@ func utimes(path string, tv *[2]Timeval) (err error) {
 	return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
 }
 
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, 0)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
 // Getrlimit prefers the prlimit64 system call. See issue 38604.
 func Getrlimit(resource int, rlim *Rlimit) error {
 	err := Prlimit(0, resource, nil, rlim)
@@ -211,31 +180,11 @@ func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint64(length)
 }
 
-func InotifyInit() (fd int, err error) {
-	return InotifyInit1(0)
-}
-
-// dup2 exists because func Dup3 in syscall_linux.go references
-// it in an unreachable path. dup2 isn't available on arm64.
-func dup2(oldfd int, newfd int) error
-
 func Pause() error {
 	_, err := ppoll(nil, 0, nil, nil)
 	return err
 }
 
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	var ts *Timespec
-	if timeout >= 0 {
-		ts = new(Timespec)
-		*ts = NsecToTimespec(int64(timeout) * 1e6)
-	}
-	if len(fds) == 0 {
-		return ppoll(nil, 0, ts, nil)
-	}
-	return ppoll(&fds[0], len(fds), ts, nil)
-}
-
 //sys	kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error)
 
 func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error {

vendor/golang.org/x/sys/unix/syscall_linux_mips64x.go

@@ -8,8 +8,6 @@
 
 package unix
 
-//sys	dup2(oldfd int, newfd int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
@@ -94,30 +92,6 @@ func setTimeval(sec, usec int64) Timeval {
 	return Timeval{Sec: sec, Usec: usec}
 }
 
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, 0)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
 func Ioperm(from int, num int, on int) (err error) {
 	return ENOSYS
 }
@@ -220,16 +194,3 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint64(length)
 }
-
-func InotifyInit() (fd int, err error) {
-	return InotifyInit1(0)
-}
-
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}

vendor/golang.org/x/sys/unix/syscall_linux_mipsx.go

@@ -15,8 +15,6 @@ import (
 
 func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
 
-//sys	dup2(oldfd int, newfd int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
@@ -60,7 +58,6 @@ func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr,
 //sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
 
-//sysnb	InotifyInit() (fd int, err error)
 //sys	Ioperm(from int, num int, on int) (err error)
 //sys	Iopl(level int) (err error)
 
@@ -113,29 +110,6 @@ func setTimeval(sec, usec int64) Timeval {
 	return Timeval{Sec: int32(sec), Usec: int32(usec)}
 }
 
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe() (p1 int, p2 int, err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	p[0], p[1], err = pipe()
-	return
-}
-
 //sys	mmap2(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error)
 
 func mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
@@ -232,12 +206,3 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint32(length)
 }
-
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}

vendor/golang.org/x/sys/unix/syscall_linux_ppc.go

@@ -12,8 +12,6 @@ import (
 	"unsafe"
 )
 
-//sys	dup2(oldfd int, newfd int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
@@ -23,7 +21,6 @@ import (
 //sysnb	Geteuid() (euid int)
 //sysnb	Getgid() (gid int)
 //sysnb	Getuid() (uid int)
-//sysnb	InotifyInit() (fd int, err error)
 //sys	Ioperm(from int, num int, on int) (err error)
 //sys	Iopl(level int) (err error)
 //sys	Lchown(path string, uid int, gid int) (err error)
@@ -218,41 +215,6 @@ func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint32(length)
 }
 
-//sysnb	pipe(p *[2]_C_int) (err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe(&pp)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}
-
 //sys	syncFileRange2(fd int, flags int, off int64, n int64) (err error) = SYS_SYNC_FILE_RANGE2
 
 func SyncFileRange(fd int, off int64, n int64, flags int) error {

vendor/golang.org/x/sys/unix/syscall_linux_ppc64x.go

@@ -8,8 +8,6 @@
 
 package unix
 
-//sys	dup2(oldfd int, newfd int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
@@ -22,7 +20,6 @@ package unix
 //sysnb	Getgid() (gid int)
 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error) = SYS_UGETRLIMIT
 //sysnb	Getuid() (uid int)
-//sysnb	InotifyInit() (fd int, err error)
 //sys	Ioperm(from int, num int, on int) (err error)
 //sys	Iopl(level int) (err error)
 //sys	Lchown(path string, uid int, gid int) (err error)
@@ -104,41 +101,6 @@ func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint64(length)
 }
 
-//sysnb	pipe(p *[2]_C_int) (err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe(&pp)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}
-
 //sys	syncFileRange2(fd int, flags int, off int64, n int64) (err error) = SYS_SYNC_FILE_RANGE2
 
 func SyncFileRange(fd int, off int64, n int64, flags int) error {

vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go

@@ -9,13 +9,6 @@ package unix
 
 import "unsafe"
 
-func EpollCreate(size int) (fd int, err error) {
-	if size <= 0 {
-		return -1, EINVAL
-	}
-	return EpollCreate1(0)
-}
-
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
@@ -144,30 +137,6 @@ func utimes(path string, tv *[2]Timeval) (err error) {
 	return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
 }
 
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, 0)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
 func (r *PtraceRegs) PC() uint64 { return r.Pc }
 
 func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc }
@@ -192,27 +161,11 @@ func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint64(length)
 }
 
-func InotifyInit() (fd int, err error) {
-	return InotifyInit1(0)
-}
-
 func Pause() error {
 	_, err := ppoll(nil, 0, nil, nil)
 	return err
 }
 
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	var ts *Timespec
-	if timeout >= 0 {
-		ts = new(Timespec)
-		*ts = NsecToTimespec(int64(timeout) * 1e6)
-	}
-	if len(fds) == 0 {
-		return ppoll(nil, 0, ts, nil)
-	}
-	return ppoll(&fds[0], len(fds), ts, nil)
-}
-
 func Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error) {
 	return Renameat2(olddirfd, oldpath, newdirfd, newpath, 0)
 }
@@ -229,7 +182,3 @@ func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error
 	}
 	return kexecFileLoad(kernelFd, initrdFd, cmdlineLen, cmdline, flags)
 }
-
-// dup2 exists because func Dup3 in syscall_linux.go references
-// it in an unreachable path. dup2 isn't available on arm64.
-func dup2(oldfd int, newfd int) error

vendor/golang.org/x/sys/unix/syscall_linux_s390x.go

@@ -11,8 +11,6 @@ import (
 	"unsafe"
 )
 
-//sys	dup2(oldfd int, newfd int) (err error)
-//sysnb	EpollCreate(size int) (fd int, err error)
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 //sys	Fchown(fd int, uid int, gid int) (err error)
@@ -25,7 +23,6 @@ import (
 //sysnb	Getgid() (gid int)
 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
 //sysnb	Getuid() (uid int)
-//sysnb	InotifyInit() (fd int, err error)
 //sys	Lchown(path string, uid int, gid int) (err error)
 //sys	Lstat(path string, stat *Stat_t) (err error)
 //sys	Pause() (err error)
@@ -77,30 +74,6 @@ func setTimeval(sec, usec int64) Timeval {
 	return Timeval{Sec: sec, Usec: usec}
 }
 
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, 0) // pipe2 is the same as pipe when flags are set to 0.
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
 func Ioperm(from int, num int, on int) (err error) {
 	return ENOSYS
 }
@@ -324,15 +297,6 @@ func Shutdown(s, how int) error {
 	return nil
 }
 
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}
-
 //sys	kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error)
 
 func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error {

vendor/golang.org/x/sys/unix/syscall_linux_sparc64.go

@@ -9,7 +9,6 @@ package unix
 
 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
-//sys	dup2(oldfd int, newfd int) (err error)
 //sys	Fchown(fd int, uid int, gid int) (err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
 //sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
@@ -20,7 +19,6 @@ package unix
 //sysnb	Getgid() (gid int)
 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
 //sysnb	Getuid() (uid int)
-//sysnb	InotifyInit() (fd int, err error)
 //sys	Lchown(path string, uid int, gid int) (err error)
 //sys	Listen(s int, n int) (err error)
 //sys	Lstat(path string, stat *Stat_t) (err error)
@@ -119,38 +117,3 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 	rsa.Service_name_len = uint64(length)
 }
-
-//sysnb	pipe(p *[2]_C_int) (err error)
-
-func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe(&pp)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
-
-func Pipe2(p []int, flags int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	var pp [2]_C_int
-	err = pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
-	return
-}
-
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}

vendor/golang.org/x/sys/unix/syscall_netbsd.go

@@ -110,14 +110,8 @@ func direntNamlen(buf []byte) (uint64, bool) {
 	return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
 }
 
-//sysnb	pipe() (fd1 int, fd2 int, err error)
-
 func Pipe(p []int) (err error) {
-	if len(p) != 2 {
-		return EINVAL
-	}
-	p[0], p[1], err = pipe()
-	return
+	return Pipe2(p, 0)
 }
 
 //sysnb	pipe2(p *[2]_C_int, flags int) (err error)
@@ -128,8 +122,10 @@ func Pipe2(p []int, flags int) error {
 	}
 	var pp [2]_C_int
 	err := pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
 	return err
 }
 

vendor/golang.org/x/sys/unix/syscall_openbsd.go

@@ -87,8 +87,10 @@ func Pipe2(p []int, flags int) error {
 	}
 	var pp [2]_C_int
 	err := pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
 	return err
 }
 

vendor/golang.org/x/sys/unix/syscall_solaris.go

@@ -66,8 +66,10 @@ func Pipe(p []int) (err error) {
 	if n != 0 {
 		return err
 	}
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
 	return nil
 }
 
@@ -79,8 +81,10 @@ func Pipe2(p []int, flags int) error {
 	}
 	var pp [2]_C_int
 	err := pipe2(&pp, flags)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
 	return err
 }
 
@@ -92,9 +96,7 @@ func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrInet4, nil
 }
 
@@ -107,9 +109,7 @@ func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
 	sa.raw.Scope_id = sa.ZoneId
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrInet6, nil
 }
 
@@ -417,9 +417,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		sa := new(SockaddrInet4)
 		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 		sa.Port = int(p[0])<<8 + int(p[1])
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 
 	case AF_INET6:
@@ -428,9 +426,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 		sa.Port = int(p[0])<<8 + int(p[1])
 		sa.ZoneId = pp.Scope_id
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 	}
 	return nil, EAFNOSUPPORT

vendor/golang.org/x/sys/unix/syscall_zos_s390x.go

@@ -67,9 +67,7 @@ func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), _Socklen(sa.raw.Len), nil
 }
 
@@ -83,9 +81,7 @@ func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	p[0] = byte(sa.Port >> 8)
 	p[1] = byte(sa.Port)
 	sa.raw.Scope_id = sa.ZoneId
-	for i := 0; i < len(sa.Addr); i++ {
-		sa.raw.Addr[i] = sa.Addr[i]
-	}
+	sa.raw.Addr = sa.Addr
 	return unsafe.Pointer(&sa.raw), _Socklen(sa.raw.Len), nil
 }
 
@@ -144,9 +140,7 @@ func anyToSockaddr(_ int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		sa := new(SockaddrInet4)
 		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 		sa.Port = int(p[0])<<8 + int(p[1])
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 
 	case AF_INET6:
@@ -155,9 +149,7 @@ func anyToSockaddr(_ int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
 		sa.Port = int(p[0])<<8 + int(p[1])
 		sa.ZoneId = pp.Scope_id
-		for i := 0; i < len(sa.Addr); i++ {
-			sa.Addr[i] = pp.Addr[i]
-		}
+		sa.Addr = pp.Addr
 		return sa, nil
 	}
 	return nil, EAFNOSUPPORT
@@ -587,8 +579,10 @@ func Pipe(p []int) (err error) {
 	}
 	var pp [2]_C_int
 	err = pipe(&pp)
-	p[0] = int(pp[0])
-	p[1] = int(pp[1])
+	if err == nil {
+		p[0] = int(pp[0])
+		p[1] = int(pp[1])
+	}
 	return
 }
 

vendor/golang.org/x/sys/unix/sysvshm_linux.go

@@ -0,0 +1,21 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build linux
+// +build linux
+
+package unix
+
+import "runtime"
+
+// SysvShmCtl performs control operations on the shared memory segment
+// specified by id.
+func SysvShmCtl(id, cmd int, desc *SysvShmDesc) (result int, err error) {
+	if runtime.GOARCH == "arm" ||
+		runtime.GOARCH == "mips64" || runtime.GOARCH == "mips64le" {
+		cmd |= ipc_64
+	}
+
+	return shmctl(id, cmd, desc)
+}

vendor/golang.org/x/sys/unix/sysvshm_unix.go

@@ -0,0 +1,61 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build (darwin && !ios) || linux
+// +build darwin,!ios linux
+
+package unix
+
+import (
+	"unsafe"
+
+	"golang.org/x/sys/internal/unsafeheader"
+)
+
+// SysvShmAttach attaches the Sysv shared memory segment associated with the
+// shared memory identifier id.
+func SysvShmAttach(id int, addr uintptr, flag int) ([]byte, error) {
+	addr, errno := shmat(id, addr, flag)
+	if errno != nil {
+		return nil, errno
+	}
+
+	// Retrieve the size of the shared memory to enable slice creation
+	var info SysvShmDesc
+
+	_, err := SysvShmCtl(id, IPC_STAT, &info)
+	if err != nil {
+		// release the shared memory if we can't find the size
+
+		// ignoring error from shmdt as there's nothing sensible to return here
+		shmdt(addr)
+		return nil, err
+	}
+
+	// Use unsafe to convert addr into a []byte.
+	// TODO: convert to unsafe.Slice once we can assume Go 1.17
+	var b []byte
+	hdr := (*unsafeheader.Slice)(unsafe.Pointer(&b))
+	hdr.Data = unsafe.Pointer(addr)
+	hdr.Cap = int(info.Segsz)
+	hdr.Len = int(info.Segsz)
+	return b, nil
+}
+
+// SysvShmDetach unmaps the shared memory slice returned from SysvShmAttach.
+//
+// It is not safe to use the slice after calling this function.
+func SysvShmDetach(data []byte) error {
+	if len(data) == 0 {
+		return EINVAL
+	}
+
+	return shmdt(uintptr(unsafe.Pointer(&data[0])))
+}
+
+// SysvShmGet returns the Sysv shared memory identifier associated with key.
+// If the IPC_CREAT flag is specified a new segment is created.
+func SysvShmGet(key, size, flag int) (id int, err error) {
+	return shmget(key, size, flag)
+}

vendor/golang.org/x/sys/unix/sysvshm_unix_other.go

@@ -0,0 +1,14 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build darwin && !ios
+// +build darwin,!ios
+
+package unix
+
+// SysvShmCtl performs control operations on the shared memory segment
+// specified by id.
+func SysvShmCtl(id, cmd int, desc *SysvShmDesc) (result int, err error) {
+	return shmctl(id, cmd, desc)
+}

vendor/golang.org/x/sys/unix/zerrors_linux.go

@@ -1,4 +1,4 @@
-// Code generated by mkmerge.go; DO NOT EDIT.
+// Code generated by mkmerge; DO NOT EDIT.
 
 //go:build linux
 // +build linux
@@ -38,7 +38,8 @@ const (
 	AF_KEY                                      = 0xf
 	AF_LLC                                      = 0x1a
 	AF_LOCAL                                    = 0x1
-	AF_MAX                                      = 0x2d
+	AF_MAX                                      = 0x2e
+	AF_MCTP                                     = 0x2d
 	AF_MPLS                                     = 0x1c
 	AF_NETBEUI                                  = 0xd
 	AF_NETLINK                                  = 0x10
@@ -116,6 +117,7 @@ const (
 	ARPHRD_LAPB                                 = 0x204
 	ARPHRD_LOCALTLK                             = 0x305
 	ARPHRD_LOOPBACK                             = 0x304
+	ARPHRD_MCTP                                 = 0x122
 	ARPHRD_METRICOM                             = 0x17
 	ARPHRD_NETLINK                              = 0x338
 	ARPHRD_NETROM                               = 0x0
@@ -472,6 +474,7 @@ const (
 	DM_DEV_WAIT                                 = 0xc138fd08
 	DM_DIR                                      = "mapper"
 	DM_GET_TARGET_VERSION                       = 0xc138fd11
+	DM_IMA_MEASUREMENT_FLAG                     = 0x80000
 	DM_INACTIVE_PRESENT_FLAG                    = 0x40
 	DM_INTERNAL_SUSPEND_FLAG                    = 0x40000
 	DM_IOCTL                                    = 0xfd
@@ -716,6 +719,7 @@ const (
 	ETH_P_LOOPBACK                              = 0x9000
 	ETH_P_MACSEC                                = 0x88e5
 	ETH_P_MAP                                   = 0xf9
+	ETH_P_MCTP                                  = 0xfa
 	ETH_P_MOBITEX                               = 0x15
 	ETH_P_MPLS_MC                               = 0x8848
 	ETH_P_MPLS_UC                               = 0x8847
@@ -738,6 +742,7 @@ const (
 	ETH_P_QINQ2                                 = 0x9200
 	ETH_P_QINQ3                                 = 0x9300
 	ETH_P_RARP                                  = 0x8035
+	ETH_P_REALTEK                               = 0x8899
 	ETH_P_SCA                                   = 0x6007
 	ETH_P_SLOW                                  = 0x8809
 	ETH_P_SNAP                                  = 0x5
@@ -751,6 +756,21 @@ const (
 	ETH_P_WCCP                                  = 0x883e
 	ETH_P_X25                                   = 0x805
 	ETH_P_XDSA                                  = 0xf8
+	EV_ABS                                      = 0x3
+	EV_CNT                                      = 0x20
+	EV_FF                                       = 0x15
+	EV_FF_STATUS                                = 0x17
+	EV_KEY                                      = 0x1
+	EV_LED                                      = 0x11
+	EV_MAX                                      = 0x1f
+	EV_MSC                                      = 0x4
+	EV_PWR                                      = 0x16
+	EV_REL                                      = 0x2
+	EV_REP                                      = 0x14
+	EV_SND                                      = 0x12
+	EV_SW                                       = 0x5
+	EV_SYN                                      = 0x0
+	EV_VERSION                                  = 0x10001
 	EXABYTE_ENABLE_NEST                         = 0xf0
 	EXT2_SUPER_MAGIC                            = 0xef53
 	EXT3_SUPER_MAGIC                            = 0xef53
@@ -789,11 +809,15 @@ const (
 	FAN_DELETE_SELF                             = 0x400
 	FAN_DENY                                    = 0x2
 	FAN_ENABLE_AUDIT                            = 0x40
+	FAN_EPIDFD                                  = -0x2
 	FAN_EVENT_INFO_TYPE_DFID                    = 0x3
 	FAN_EVENT_INFO_TYPE_DFID_NAME               = 0x2
+	FAN_EVENT_INFO_TYPE_ERROR                   = 0x5
 	FAN_EVENT_INFO_TYPE_FID                     = 0x1
+	FAN_EVENT_INFO_TYPE_PIDFD                   = 0x4
 	FAN_EVENT_METADATA_LEN                      = 0x18
 	FAN_EVENT_ON_CHILD                          = 0x8000000
+	FAN_FS_ERROR                                = 0x8000
 	FAN_MARK_ADD                                = 0x1
 	FAN_MARK_DONT_FOLLOW                        = 0x4
 	FAN_MARK_FILESYSTEM                         = 0x100
@@ -811,6 +835,7 @@ const (
 	FAN_MOVE_SELF                               = 0x800
 	FAN_NOFD                                    = -0x1
 	FAN_NONBLOCK                                = 0x2
+	FAN_NOPIDFD                                 = -0x1
 	FAN_ONDIR                                   = 0x40000000
 	FAN_OPEN                                    = 0x20
 	FAN_OPEN_EXEC                               = 0x1000
@@ -821,6 +846,7 @@ const (
 	FAN_REPORT_DIR_FID                          = 0x400
 	FAN_REPORT_FID                              = 0x200
 	FAN_REPORT_NAME                             = 0x800
+	FAN_REPORT_PIDFD                            = 0x80
 	FAN_REPORT_TID                              = 0x100
 	FAN_UNLIMITED_MARKS                         = 0x20
 	FAN_UNLIMITED_QUEUE                         = 0x10
@@ -1242,6 +1268,9 @@ const (
 	IP_XFRM_POLICY                              = 0x11
 	ISOFS_SUPER_MAGIC                           = 0x9660
 	ISTRIP                                      = 0x20
+	ITIMER_PROF                                 = 0x2
+	ITIMER_REAL                                 = 0x0
+	ITIMER_VIRTUAL                              = 0x1
 	IUTF8                                       = 0x4000
 	IXANY                                       = 0x800
 	JFFS2_SUPER_MAGIC                           = 0x72b6
@@ -1333,6 +1362,20 @@ const (
 	KEY_SPEC_THREAD_KEYRING                     = -0x1
 	KEY_SPEC_USER_KEYRING                       = -0x4
 	KEY_SPEC_USER_SESSION_KEYRING               = -0x5
+	LANDLOCK_ACCESS_FS_EXECUTE                  = 0x1
+	LANDLOCK_ACCESS_FS_MAKE_BLOCK               = 0x800
+	LANDLOCK_ACCESS_FS_MAKE_CHAR                = 0x40
+	LANDLOCK_ACCESS_FS_MAKE_DIR                 = 0x80
+	LANDLOCK_ACCESS_FS_MAKE_FIFO                = 0x400
+	LANDLOCK_ACCESS_FS_MAKE_REG                 = 0x100
+	LANDLOCK_ACCESS_FS_MAKE_SOCK                = 0x200
+	LANDLOCK_ACCESS_FS_MAKE_SYM                 = 0x1000
+	LANDLOCK_ACCESS_FS_READ_DIR                 = 0x8
+	LANDLOCK_ACCESS_FS_READ_FILE                = 0x4
+	LANDLOCK_ACCESS_FS_REMOVE_DIR               = 0x10
+	LANDLOCK_ACCESS_FS_REMOVE_FILE              = 0x20
+	LANDLOCK_ACCESS_FS_WRITE_FILE               = 0x2
+	LANDLOCK_CREATE_RULESET_VERSION             = 0x1
 	LINUX_REBOOT_CMD_CAD_OFF                    = 0x0
 	LINUX_REBOOT_CMD_CAD_ON                     = 0x89abcdef
 	LINUX_REBOOT_CMD_HALT                       = 0xcdef0123
@@ -1383,6 +1426,8 @@ const (
 	MADV_NOHUGEPAGE                             = 0xf
 	MADV_NORMAL                                 = 0x0
 	MADV_PAGEOUT                                = 0x15
+	MADV_POPULATE_READ                          = 0x16
+	MADV_POPULATE_WRITE                         = 0x17
 	MADV_RANDOM                                 = 0x1
 	MADV_REMOVE                                 = 0x9
 	MADV_SEQUENTIAL                             = 0x2
@@ -1438,6 +1483,18 @@ const (
 	MNT_FORCE                                   = 0x1
 	MODULE_INIT_IGNORE_MODVERSIONS              = 0x1
 	MODULE_INIT_IGNORE_VERMAGIC                 = 0x2
+	MOUNT_ATTR_IDMAP                            = 0x100000
+	MOUNT_ATTR_NOATIME                          = 0x10
+	MOUNT_ATTR_NODEV                            = 0x4
+	MOUNT_ATTR_NODIRATIME                       = 0x80
+	MOUNT_ATTR_NOEXEC                           = 0x8
+	MOUNT_ATTR_NOSUID                           = 0x2
+	MOUNT_ATTR_NOSYMFOLLOW                      = 0x200000
+	MOUNT_ATTR_RDONLY                           = 0x1
+	MOUNT_ATTR_RELATIME                         = 0x0
+	MOUNT_ATTR_SIZE_VER0                        = 0x20
+	MOUNT_ATTR_STRICTATIME                      = 0x20
+	MOUNT_ATTR__ATIME                           = 0x70
 	MSDOS_SUPER_MAGIC                           = 0x4d44
 	MSG_BATCH                                   = 0x40000
 	MSG_CMSG_CLOEXEC                            = 0x40000000
@@ -1777,6 +1834,8 @@ const (
 	PERF_MEM_BLK_DATA                           = 0x2
 	PERF_MEM_BLK_NA                             = 0x1
 	PERF_MEM_BLK_SHIFT                          = 0x28
+	PERF_MEM_HOPS_0                             = 0x1
+	PERF_MEM_HOPS_SHIFT                         = 0x2b
 	PERF_MEM_LOCK_LOCKED                        = 0x2
 	PERF_MEM_LOCK_NA                            = 0x1
 	PERF_MEM_LOCK_SHIFT                         = 0x18
@@ -1936,6 +1995,9 @@ const (
 	PR_SCHED_CORE_CREATE                        = 0x1
 	PR_SCHED_CORE_GET                           = 0x0
 	PR_SCHED_CORE_MAX                           = 0x4
+	PR_SCHED_CORE_SCOPE_PROCESS_GROUP           = 0x2
+	PR_SCHED_CORE_SCOPE_THREAD                  = 0x0
+	PR_SCHED_CORE_SCOPE_THREAD_GROUP            = 0x1
 	PR_SCHED_CORE_SHARE_FROM                    = 0x3
 	PR_SCHED_CORE_SHARE_TO                      = 0x2
 	PR_SET_CHILD_SUBREAPER                      = 0x24
@@ -1981,6 +2043,7 @@ const (
 	PR_SPEC_ENABLE                              = 0x2
 	PR_SPEC_FORCE_DISABLE                       = 0x8
 	PR_SPEC_INDIRECT_BRANCH                     = 0x1
+	PR_SPEC_L1D_FLUSH                           = 0x2
 	PR_SPEC_NOT_AFFECTED                        = 0x0
 	PR_SPEC_PRCTL                               = 0x1
 	PR_SPEC_STORE_BYPASS                        = 0x0
@@ -2116,12 +2179,23 @@ const (
 	RTCF_NAT                                    = 0x800000
 	RTCF_VALVE                                  = 0x200000
 	RTC_AF                                      = 0x20
+	RTC_BSM_DIRECT                              = 0x1
+	RTC_BSM_DISABLED                            = 0x0
+	RTC_BSM_LEVEL                               = 0x2
+	RTC_BSM_STANDBY                             = 0x3
 	RTC_FEATURE_ALARM                           = 0x0
+	RTC_FEATURE_ALARM_RES_2S                    = 0x3
 	RTC_FEATURE_ALARM_RES_MINUTE                = 0x1
-	RTC_FEATURE_CNT                             = 0x3
+	RTC_FEATURE_BACKUP_SWITCH_MODE              = 0x6
+	RTC_FEATURE_CNT                             = 0x7
+	RTC_FEATURE_CORRECTION                      = 0x5
 	RTC_FEATURE_NEED_WEEK_DAY                   = 0x2
+	RTC_FEATURE_UPDATE_INTERRUPT                = 0x4
 	RTC_IRQF                                    = 0x80
 	RTC_MAX_FREQ                                = 0x2000
+	RTC_PARAM_BACKUP_SWITCH_MODE                = 0x2
+	RTC_PARAM_CORRECTION                        = 0x1
+	RTC_PARAM_FEATURES                          = 0x0
 	RTC_PF                                      = 0x40
 	RTC_UF                                      = 0x10
 	RTF_ADDRCLASSMASK                           = 0xf8000000
@@ -2416,12 +2490,15 @@ const (
 	SMART_WRITE_THRESHOLDS                      = 0xd7
 	SMB_SUPER_MAGIC                             = 0x517b
 	SOCKFS_MAGIC                                = 0x534f434b
+	SOCK_BUF_LOCK_MASK                          = 0x3
 	SOCK_DCCP                                   = 0x6
 	SOCK_IOC_TYPE                               = 0x89
 	SOCK_PACKET                                 = 0xa
 	SOCK_RAW                                    = 0x3
+	SOCK_RCVBUF_LOCK                            = 0x2
 	SOCK_RDM                                    = 0x4
 	SOCK_SEQPACKET                              = 0x5
+	SOCK_SNDBUF_LOCK                            = 0x1
 	SOL_AAL                                     = 0x109
 	SOL_ALG                                     = 0x117
 	SOL_ATM                                     = 0x108
@@ -2478,6 +2555,8 @@ const (
 	SO_VM_SOCKETS_BUFFER_MIN_SIZE               = 0x1
 	SO_VM_SOCKETS_BUFFER_SIZE                   = 0x0
 	SO_VM_SOCKETS_CONNECT_TIMEOUT               = 0x6
+	SO_VM_SOCKETS_CONNECT_TIMEOUT_NEW           = 0x8
+	SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD           = 0x6
 	SO_VM_SOCKETS_NONBLOCK_TXRX                 = 0x7
 	SO_VM_SOCKETS_PEER_HOST_VM_ID               = 0x3
 	SO_VM_SOCKETS_TRUSTED                       = 0x5
@@ -2772,6 +2851,13 @@ const (
 	WDIOS_TEMPPANIC                             = 0x4
 	WDIOS_UNKNOWN                               = -0x1
 	WEXITED                                     = 0x4
+	WGALLOWEDIP_A_MAX                           = 0x3
+	WGDEVICE_A_MAX                              = 0x8
+	WGPEER_A_MAX                                = 0xa
+	WG_CMD_MAX                                  = 0x1
+	WG_GENL_NAME                                = "wireguard"
+	WG_GENL_VERSION                             = 0x1
+	WG_KEY_LEN                                  = 0x20
 	WIN_ACKMEDIACHANGE                          = 0xdb
 	WIN_CHECKPOWERMODE1                         = 0xe5
 	WIN_CHECKPOWERMODE2                         = 0x98

vendor/golang.org/x/sys/unix/zerrors_linux_386.go

@@ -5,7 +5,7 @@
 // +build 386,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include -m32 /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include -m32 /build/unix/_const.go
 
 package unix
 
@@ -250,6 +250,8 @@ const (
 	RTC_EPOCH_SET                    = 0x4004700e
 	RTC_IRQP_READ                    = 0x8004700b
 	RTC_IRQP_SET                     = 0x4004700c
+	RTC_PARAM_GET                    = 0x40187013
+	RTC_PARAM_SET                    = 0x40187014
 	RTC_PIE_OFF                      = 0x7006
 	RTC_PIE_ON                       = 0x7005
 	RTC_PLL_GET                      = 0x801c7011
@@ -293,6 +295,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -326,6 +329,7 @@ const (
 	SO_RCVTIMEO                      = 0x14
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x14
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_amd64.go

@@ -5,7 +5,7 @@
 // +build amd64,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include -m64 /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include -m64 /build/unix/_const.go
 
 package unix
 
@@ -251,6 +251,8 @@ const (
 	RTC_EPOCH_SET                    = 0x4008700e
 	RTC_IRQP_READ                    = 0x8008700b
 	RTC_IRQP_SET                     = 0x4008700c
+	RTC_PARAM_GET                    = 0x40187013
+	RTC_PARAM_SET                    = 0x40187014
 	RTC_PIE_OFF                      = 0x7006
 	RTC_PIE_ON                       = 0x7005
 	RTC_PLL_GET                      = 0x80207011
@@ -294,6 +296,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -327,6 +330,7 @@ const (
 	SO_RCVTIMEO                      = 0x14
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x14
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_arm.go

@@ -5,7 +5,7 @@
 // +build arm,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -257,6 +257,8 @@ const (
 	RTC_EPOCH_SET                    = 0x4004700e
 	RTC_IRQP_READ                    = 0x8004700b
 	RTC_IRQP_SET                     = 0x4004700c
+	RTC_PARAM_GET                    = 0x40187013
+	RTC_PARAM_SET                    = 0x40187014
 	RTC_PIE_OFF                      = 0x7006
 	RTC_PIE_ON                       = 0x7005
 	RTC_PLL_GET                      = 0x801c7011
@@ -300,6 +302,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -333,6 +336,7 @@ const (
 	SO_RCVTIMEO                      = 0x14
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x14
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_arm64.go

@@ -5,7 +5,7 @@
 // +build arm64,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include -fsigned-char /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include -fsigned-char /build/unix/_const.go
 
 package unix
 
@@ -247,6 +247,8 @@ const (
 	RTC_EPOCH_SET                    = 0x4008700e
 	RTC_IRQP_READ                    = 0x8008700b
 	RTC_IRQP_SET                     = 0x4008700c
+	RTC_PARAM_GET                    = 0x40187013
+	RTC_PARAM_SET                    = 0x40187014
 	RTC_PIE_OFF                      = 0x7006
 	RTC_PIE_ON                       = 0x7005
 	RTC_PLL_GET                      = 0x80207011
@@ -290,6 +292,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -323,6 +326,7 @@ const (
 	SO_RCVTIMEO                      = 0x14
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x14
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_mips.go

@@ -5,7 +5,7 @@
 // +build mips,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -250,6 +250,8 @@ const (
 	RTC_EPOCH_SET                    = 0x8004700e
 	RTC_IRQP_READ                    = 0x4004700b
 	RTC_IRQP_SET                     = 0x8004700c
+	RTC_PARAM_GET                    = 0x80187013
+	RTC_PARAM_SET                    = 0x80187014
 	RTC_PIE_OFF                      = 0x20007006
 	RTC_PIE_ON                       = 0x20007005
 	RTC_PLL_GET                      = 0x401c7011
@@ -293,6 +295,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x20
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -326,6 +329,7 @@ const (
 	SO_RCVTIMEO                      = 0x1006
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x1006
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x4
 	SO_REUSEPORT                     = 0x200
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_mips64.go

@@ -5,7 +5,7 @@
 // +build mips64,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -250,6 +250,8 @@ const (
 	RTC_EPOCH_SET                    = 0x8008700e
 	RTC_IRQP_READ                    = 0x4008700b
 	RTC_IRQP_SET                     = 0x8008700c
+	RTC_PARAM_GET                    = 0x80187013
+	RTC_PARAM_SET                    = 0x80187014
 	RTC_PIE_OFF                      = 0x20007006
 	RTC_PIE_ON                       = 0x20007005
 	RTC_PLL_GET                      = 0x40207011
@@ -293,6 +295,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x20
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -326,6 +329,7 @@ const (
 	SO_RCVTIMEO                      = 0x1006
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x1006
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x4
 	SO_REUSEPORT                     = 0x200
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_mips64le.go

@@ -5,7 +5,7 @@
 // +build mips64le,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -250,6 +250,8 @@ const (
 	RTC_EPOCH_SET                    = 0x8008700e
 	RTC_IRQP_READ                    = 0x4008700b
 	RTC_IRQP_SET                     = 0x8008700c
+	RTC_PARAM_GET                    = 0x80187013
+	RTC_PARAM_SET                    = 0x80187014
 	RTC_PIE_OFF                      = 0x20007006
 	RTC_PIE_ON                       = 0x20007005
 	RTC_PLL_GET                      = 0x40207011
@@ -293,6 +295,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x20
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -326,6 +329,7 @@ const (
 	SO_RCVTIMEO                      = 0x1006
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x1006
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x4
 	SO_REUSEPORT                     = 0x200
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_mipsle.go

@@ -5,7 +5,7 @@
 // +build mipsle,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -250,6 +250,8 @@ const (
 	RTC_EPOCH_SET                    = 0x8004700e
 	RTC_IRQP_READ                    = 0x4004700b
 	RTC_IRQP_SET                     = 0x8004700c
+	RTC_PARAM_GET                    = 0x80187013
+	RTC_PARAM_SET                    = 0x80187014
 	RTC_PIE_OFF                      = 0x20007006
 	RTC_PIE_ON                       = 0x20007005
 	RTC_PLL_GET                      = 0x401c7011
@@ -293,6 +295,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x20
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -326,6 +329,7 @@ const (
 	SO_RCVTIMEO                      = 0x1006
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x1006
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x4
 	SO_REUSEPORT                     = 0x200
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_ppc.go

@@ -5,7 +5,7 @@
 // +build ppc,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -305,6 +305,8 @@ const (
 	RTC_EPOCH_SET                    = 0x8004700e
 	RTC_IRQP_READ                    = 0x4004700b
 	RTC_IRQP_SET                     = 0x8004700c
+	RTC_PARAM_GET                    = 0x80187013
+	RTC_PARAM_SET                    = 0x80187014
 	RTC_PIE_OFF                      = 0x20007006
 	RTC_PIE_ON                       = 0x20007005
 	RTC_PLL_GET                      = 0x401c7011
@@ -348,6 +350,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -381,6 +384,7 @@ const (
 	SO_RCVTIMEO                      = 0x12
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x12
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_ppc64.go

@@ -5,7 +5,7 @@
 // +build ppc64,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -309,6 +309,8 @@ const (
 	RTC_EPOCH_SET                    = 0x8008700e
 	RTC_IRQP_READ                    = 0x4008700b
 	RTC_IRQP_SET                     = 0x8008700c
+	RTC_PARAM_GET                    = 0x80187013
+	RTC_PARAM_SET                    = 0x80187014
 	RTC_PIE_OFF                      = 0x20007006
 	RTC_PIE_ON                       = 0x20007005
 	RTC_PLL_GET                      = 0x40207011
@@ -352,6 +354,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -385,6 +388,7 @@ const (
 	SO_RCVTIMEO                      = 0x12
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x12
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_ppc64le.go

@@ -5,7 +5,7 @@
 // +build ppc64le,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -309,6 +309,8 @@ const (
 	RTC_EPOCH_SET                    = 0x8008700e
 	RTC_IRQP_READ                    = 0x4008700b
 	RTC_IRQP_SET                     = 0x8008700c
+	RTC_PARAM_GET                    = 0x80187013
+	RTC_PARAM_SET                    = 0x80187014
 	RTC_PIE_OFF                      = 0x20007006
 	RTC_PIE_ON                       = 0x20007005
 	RTC_PLL_GET                      = 0x40207011
@@ -352,6 +354,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -385,6 +388,7 @@ const (
 	SO_RCVTIMEO                      = 0x12
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x12
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_riscv64.go

@@ -5,7 +5,7 @@
 // +build riscv64,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -238,6 +238,8 @@ const (
 	RTC_EPOCH_SET                    = 0x4008700e
 	RTC_IRQP_READ                    = 0x8008700b
 	RTC_IRQP_SET                     = 0x4008700c
+	RTC_PARAM_GET                    = 0x40187013
+	RTC_PARAM_SET                    = 0x40187014
 	RTC_PIE_OFF                      = 0x7006
 	RTC_PIE_ON                       = 0x7005
 	RTC_PLL_GET                      = 0x80207011
@@ -281,6 +283,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -314,6 +317,7 @@ const (
 	SO_RCVTIMEO                      = 0x14
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x14
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_s390x.go

@@ -5,7 +5,7 @@
 // +build s390x,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include -fsigned-char /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include -fsigned-char /build/unix/_const.go
 
 package unix
 
@@ -313,6 +313,8 @@ const (
 	RTC_EPOCH_SET                    = 0x4008700e
 	RTC_IRQP_READ                    = 0x8008700b
 	RTC_IRQP_SET                     = 0x4008700c
+	RTC_PARAM_GET                    = 0x40187013
+	RTC_PARAM_SET                    = 0x40187014
 	RTC_PIE_OFF                      = 0x7006
 	RTC_PIE_ON                       = 0x7005
 	RTC_PLL_GET                      = 0x80207011
@@ -356,6 +358,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x30
 	SO_BROADCAST                     = 0x6
 	SO_BSDCOMPAT                     = 0xe
+	SO_BUF_LOCK                      = 0x48
 	SO_BUSY_POLL                     = 0x2e
 	SO_BUSY_POLL_BUDGET              = 0x46
 	SO_CNX_ADVICE                    = 0x35
@@ -389,6 +392,7 @@ const (
 	SO_RCVTIMEO                      = 0x14
 	SO_RCVTIMEO_NEW                  = 0x42
 	SO_RCVTIMEO_OLD                  = 0x14
+	SO_RESERVE_MEM                   = 0x49
 	SO_REUSEADDR                     = 0x2
 	SO_REUSEPORT                     = 0xf
 	SO_RXQ_OVFL                      = 0x28

vendor/golang.org/x/sys/unix/zerrors_linux_sparc64.go

@@ -5,7 +5,7 @@
 // +build sparc64,linux
 
 // Code generated by cmd/cgo -godefs; DO NOT EDIT.
-// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/_const.go
+// cgo -godefs -- -Wall -Werror -static -I/tmp/include /build/unix/_const.go
 
 package unix
 
@@ -304,6 +304,8 @@ const (
 	RTC_EPOCH_SET                    = 0x8008700e
 	RTC_IRQP_READ                    = 0x4008700b
 	RTC_IRQP_SET                     = 0x8008700c
+	RTC_PARAM_GET                    = 0x80187013
+	RTC_PARAM_SET                    = 0x80187014
 	RTC_PIE_OFF                      = 0x20007006
 	RTC_PIE_ON                       = 0x20007005
 	RTC_PLL_GET                      = 0x40207011
@@ -347,6 +349,7 @@ const (
 	SO_BPF_EXTENSIONS                = 0x32
 	SO_BROADCAST                     = 0x20
 	SO_BSDCOMPAT                     = 0x400
+	SO_BUF_LOCK                      = 0x51
 	SO_BUSY_POLL                     = 0x30
 	SO_BUSY_POLL_BUDGET              = 0x49
 	SO_CNX_ADVICE                    = 0x37
@@ -380,6 +383,7 @@ const (
 	SO_RCVTIMEO                      = 0x2000
 	SO_RCVTIMEO_NEW                  = 0x44
 	SO_RCVTIMEO_OLD                  = 0x2000
+	SO_RESERVE_MEM                   = 0x52
 	SO_REUSEADDR                     = 0x4
 	SO_REUSEPORT                     = 0x200
 	SO_RXQ_OVFL                      = 0x24

vendor/golang.org/x/sys/unix/zsyscall_aix_ppc.go

@@ -17,6 +17,7 @@ int getdirent(int, uintptr_t, size_t);
 int wait4(int, uintptr_t, int, uintptr_t);
 int ioctl(int, int, uintptr_t);
 int fcntl(uintptr_t, int, uintptr_t);
+int fsync_range(int, int, long long, long long);
 int acct(uintptr_t);
 int chdir(uintptr_t);
 int chroot(uintptr_t);
@@ -29,7 +30,6 @@ int fchmod(int, unsigned int);
 int fchmodat(int, uintptr_t, unsigned int, int);
 int fchownat(int, uintptr_t, int, int, int);
 int fdatasync(int);
-int fsync(int);
 int getpgid(int);
 int getpgrp();
 int getpid();
@@ -255,6 +255,16 @@ func fcntl(fd int, cmd int, arg int) (val int, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func fsyncRange(fd int, how int, start int64, length int64) (err error) {
+	r0, er := C.fsync_range(C.int(fd), C.int(how), C.longlong(start), C.longlong(length))
+	if r0 == -1 && er != nil {
+		err = er
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Acct(path string) (err error) {
 	_p0 := uintptr(unsafe.Pointer(C.CString(path)))
 	r0, er := C.acct(C.uintptr_t(_p0))
@@ -379,16 +389,6 @@ func Fdatasync(fd int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func Fsync(fd int) (err error) {
-	r0, er := C.fsync(C.int(fd))
-	if r0 == -1 && er != nil {
-		err = er
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Getpgid(pid int) (pgid int, err error) {
 	r0, er := C.getpgid(C.int(pid))
 	pgid = int(r0)

vendor/golang.org/x/sys/unix/zsyscall_aix_ppc64.go

@@ -135,6 +135,16 @@ func fcntl(fd int, cmd int, arg int) (val int, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func fsyncRange(fd int, how int, start int64, length int64) (err error) {
+	_, e1 := callfsync_range(fd, how, start, length)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Acct(path string) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -283,16 +293,6 @@ func Fdatasync(fd int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func Fsync(fd int) (err error) {
-	_, e1 := callfsync(fd)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Getpgid(pid int) (pgid int, err error) {
 	r0, e1 := callgetpgid(pid)
 	pgid = int(r0)

vendor/golang.org/x/sys/unix/zsyscall_aix_ppc64_gc.go

@@ -18,6 +18,7 @@ import (
 //go:cgo_import_dynamic libc_wait4 wait4 "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_ioctl ioctl "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_fcntl fcntl "libc.a/shr_64.o"
+//go:cgo_import_dynamic libc_fsync_range fsync_range "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_acct acct "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_chdir chdir "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_chroot chroot "libc.a/shr_64.o"
@@ -30,7 +31,6 @@ import (
 //go:cgo_import_dynamic libc_fchmodat fchmodat "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_fchownat fchownat "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_fdatasync fdatasync "libc.a/shr_64.o"
-//go:cgo_import_dynamic libc_fsync fsync "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_getpgid getpgid "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_getpgrp getpgrp "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_getpid getpid "libc.a/shr_64.o"
@@ -136,6 +136,7 @@ import (
 //go:linkname libc_wait4 libc_wait4
 //go:linkname libc_ioctl libc_ioctl
 //go:linkname libc_fcntl libc_fcntl
+//go:linkname libc_fsync_range libc_fsync_range
 //go:linkname libc_acct libc_acct
 //go:linkname libc_chdir libc_chdir
 //go:linkname libc_chroot libc_chroot
@@ -148,7 +149,6 @@ import (
 //go:linkname libc_fchmodat libc_fchmodat
 //go:linkname libc_fchownat libc_fchownat
 //go:linkname libc_fdatasync libc_fdatasync
-//go:linkname libc_fsync libc_fsync
 //go:linkname libc_getpgid libc_getpgid
 //go:linkname libc_getpgrp libc_getpgrp
 //go:linkname libc_getpid libc_getpid
@@ -257,6 +257,7 @@ var (
 	libc_wait4,
 	libc_ioctl,
 	libc_fcntl,
+	libc_fsync_range,
 	libc_acct,
 	libc_chdir,
 	libc_chroot,
@@ -269,7 +270,6 @@ var (
 	libc_fchmodat,
 	libc_fchownat,
 	libc_fdatasync,
-	libc_fsync,
 	libc_getpgid,
 	libc_getpgrp,
 	libc_getpid,
@@ -430,6 +430,13 @@ func callfcntl(fd uintptr, cmd int, arg uintptr) (r1 uintptr, e1 Errno) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func callfsync_range(fd int, how int, start int64, length int64) (r1 uintptr, e1 Errno) {
+	r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_fsync_range)), 4, uintptr(fd), uintptr(how), uintptr(start), uintptr(length), 0, 0)
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func callacct(_p0 uintptr) (r1 uintptr, e1 Errno) {
 	r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_acct)), 1, _p0, 0, 0, 0, 0, 0)
 	return
@@ -514,13 +521,6 @@ func callfdatasync(fd int) (r1 uintptr, e1 Errno) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func callfsync(fd int) (r1 uintptr, e1 Errno) {
-	r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_fsync)), 1, uintptr(fd), 0, 0, 0, 0, 0)
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func callgetpgid(pid int) (r1 uintptr, e1 Errno) {
 	r1, _, e1 = rawSyscall6(uintptr(unsafe.Pointer(&libc_getpgid)), 1, uintptr(pid), 0, 0, 0, 0, 0)
 	return

vendor/golang.org/x/sys/unix/zsyscall_aix_ppc64_gccgo.go

@@ -16,6 +16,7 @@ int getdirent(int, uintptr_t, size_t);
 int wait4(int, uintptr_t, int, uintptr_t);
 int ioctl(int, int, uintptr_t);
 int fcntl(uintptr_t, int, uintptr_t);
+int fsync_range(int, int, long long, long long);
 int acct(uintptr_t);
 int chdir(uintptr_t);
 int chroot(uintptr_t);
@@ -28,7 +29,6 @@ int fchmod(int, unsigned int);
 int fchmodat(int, uintptr_t, unsigned int, int);
 int fchownat(int, uintptr_t, int, int, int);
 int fdatasync(int);
-int fsync(int);
 int getpgid(int);
 int getpgrp();
 int getpid();
@@ -199,6 +199,14 @@ func callfcntl(fd uintptr, cmd int, arg uintptr) (r1 uintptr, e1 Errno) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func callfsync_range(fd int, how int, start int64, length int64) (r1 uintptr, e1 Errno) {
+	r1 = uintptr(C.fsync_range(C.int(fd), C.int(how), C.longlong(start), C.longlong(length)))
+	e1 = syscall.GetErrno()
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func callacct(_p0 uintptr) (r1 uintptr, e1 Errno) {
 	r1 = uintptr(C.acct(C.uintptr_t(_p0)))
 	e1 = syscall.GetErrno()
@@ -295,14 +303,6 @@ func callfdatasync(fd int) (r1 uintptr, e1 Errno) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func callfsync(fd int) (r1 uintptr, e1 Errno) {
-	r1 = uintptr(C.fsync(C.int(fd)))
-	e1 = syscall.GetErrno()
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func callgetpgid(pid int) (r1 uintptr, e1 Errno) {
 	r1 = uintptr(C.getpgid(C.int(pid)))
 	e1 = syscall.GetErrno()

vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.go

@@ -734,6 +734,65 @@ var libc_sendfile_trampoline_addr uintptr
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func shmat(id int, addr uintptr, flag int) (ret uintptr, err error) {
+	r0, _, e1 := syscall_syscall(libc_shmat_trampoline_addr, uintptr(id), uintptr(addr), uintptr(flag))
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_shmat_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_shmat shmat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmctl(id int, cmd int, buf *SysvShmDesc) (result int, err error) {
+	r0, _, e1 := syscall_syscall(libc_shmctl_trampoline_addr, uintptr(id), uintptr(cmd), uintptr(unsafe.Pointer(buf)))
+	result = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_shmctl_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_shmctl shmctl "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmdt(addr uintptr) (err error) {
+	_, _, e1 := syscall_syscall(libc_shmdt_trampoline_addr, uintptr(addr), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_shmdt_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_shmdt shmdt "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmget(key int, size int, flag int) (id int, err error) {
+	r0, _, e1 := syscall_syscall(libc_shmget_trampoline_addr, uintptr(key), uintptr(size), uintptr(flag))
+	id = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_shmget_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_shmget shmget "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Access(path string, mode uint32) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.s

@@ -264,6 +264,30 @@ TEXT libc_sendfile_trampoline<>(SB),NOSPLIT,$0-0
 GLOBL	·libc_sendfile_trampoline_addr(SB), RODATA, $8
 DATA	·libc_sendfile_trampoline_addr(SB)/8, $libc_sendfile_trampoline<>(SB)
 
+TEXT libc_shmat_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_shmat(SB)
+
+GLOBL	·libc_shmat_trampoline_addr(SB), RODATA, $8
+DATA	·libc_shmat_trampoline_addr(SB)/8, $libc_shmat_trampoline<>(SB)
+
+TEXT libc_shmctl_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_shmctl(SB)
+
+GLOBL	·libc_shmctl_trampoline_addr(SB), RODATA, $8
+DATA	·libc_shmctl_trampoline_addr(SB)/8, $libc_shmctl_trampoline<>(SB)
+
+TEXT libc_shmdt_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_shmdt(SB)
+
+GLOBL	·libc_shmdt_trampoline_addr(SB), RODATA, $8
+DATA	·libc_shmdt_trampoline_addr(SB)/8, $libc_shmdt_trampoline<>(SB)
+
+TEXT libc_shmget_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_shmget(SB)
+
+GLOBL	·libc_shmget_trampoline_addr(SB), RODATA, $8
+DATA	·libc_shmget_trampoline_addr(SB)/8, $libc_shmget_trampoline<>(SB)
+
 TEXT libc_access_trampoline<>(SB),NOSPLIT,$0-0
 	JMP	libc_access(SB)
 

vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.go

@@ -734,6 +734,65 @@ var libc_sendfile_trampoline_addr uintptr
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func shmat(id int, addr uintptr, flag int) (ret uintptr, err error) {
+	r0, _, e1 := syscall_syscall(libc_shmat_trampoline_addr, uintptr(id), uintptr(addr), uintptr(flag))
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_shmat_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_shmat shmat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmctl(id int, cmd int, buf *SysvShmDesc) (result int, err error) {
+	r0, _, e1 := syscall_syscall(libc_shmctl_trampoline_addr, uintptr(id), uintptr(cmd), uintptr(unsafe.Pointer(buf)))
+	result = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_shmctl_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_shmctl shmctl "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmdt(addr uintptr) (err error) {
+	_, _, e1 := syscall_syscall(libc_shmdt_trampoline_addr, uintptr(addr), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_shmdt_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_shmdt shmdt "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmget(key int, size int, flag int) (id int, err error) {
+	r0, _, e1 := syscall_syscall(libc_shmget_trampoline_addr, uintptr(key), uintptr(size), uintptr(flag))
+	id = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_shmget_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_shmget shmget "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Access(path string, mode uint32) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.s

@@ -264,6 +264,30 @@ TEXT libc_sendfile_trampoline<>(SB),NOSPLIT,$0-0
 GLOBL	·libc_sendfile_trampoline_addr(SB), RODATA, $8
 DATA	·libc_sendfile_trampoline_addr(SB)/8, $libc_sendfile_trampoline<>(SB)
 
+TEXT libc_shmat_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_shmat(SB)
+
+GLOBL	·libc_shmat_trampoline_addr(SB), RODATA, $8
+DATA	·libc_shmat_trampoline_addr(SB)/8, $libc_shmat_trampoline<>(SB)
+
+TEXT libc_shmctl_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_shmctl(SB)
+
+GLOBL	·libc_shmctl_trampoline_addr(SB), RODATA, $8
+DATA	·libc_shmctl_trampoline_addr(SB)/8, $libc_shmctl_trampoline<>(SB)
+
+TEXT libc_shmdt_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_shmdt(SB)
+
+GLOBL	·libc_shmdt_trampoline_addr(SB), RODATA, $8
+DATA	·libc_shmdt_trampoline_addr(SB)/8, $libc_shmdt_trampoline<>(SB)
+
+TEXT libc_shmget_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_shmget(SB)
+
+GLOBL	·libc_shmget_trampoline_addr(SB), RODATA, $8
+DATA	·libc_shmget_trampoline_addr(SB)/8, $libc_shmget_trampoline<>(SB)
+
 TEXT libc_access_trampoline<>(SB),NOSPLIT,$0-0
 	JMP	libc_access(SB)
 

vendor/golang.org/x/sys/unix/zsyscall_linux.go

@@ -1,4 +1,4 @@
-// Code generated by mkmerge.go; DO NOT EDIT.
+// Code generated by mkmerge; DO NOT EDIT.
 
 //go:build linux
 // +build linux
@@ -110,6 +110,16 @@ func openat2(dirfd int, path string, open_how *OpenHow, size int) (fd int, err e
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func pipe2(p *[2]_C_int, flags int) (err error) {
+	_, _, e1 := RawSyscall(SYS_PIPE2, uintptr(unsafe.Pointer(p)), uintptr(flags), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, err error) {
 	r0, _, e1 := Syscall6(SYS_PPOLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(unsafe.Pointer(timeout)), uintptr(unsafe.Pointer(sigmask)), 0, 0)
 	n = int(r0)
@@ -399,6 +409,21 @@ func mount(source string, target string, fstype string, flags uintptr, data *byt
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func mountSetattr(dirfd int, pathname string, flags uint, attr *MountAttr, size uintptr) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(pathname)
+	if err != nil {
+		return
+	}
+	_, _, e1 := Syscall6(SYS_MOUNT_SETATTR, uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags), uintptr(unsafe.Pointer(attr)), uintptr(size), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Acct(path string) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -1945,8 +1970,83 @@ func ProcessVMWritev(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags u
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe2(p *[2]_C_int, flags int) (err error) {
-	_, _, e1 := RawSyscall(SYS_PIPE2, uintptr(unsafe.Pointer(p)), uintptr(flags), 0)
+func PidfdOpen(pid int, flags int) (fd int, err error) {
+	r0, _, e1 := Syscall(SYS_PIDFD_OPEN, uintptr(pid), uintptr(flags), 0)
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func PidfdGetfd(pidfd int, targetfd int, flags int) (fd int, err error) {
+	r0, _, e1 := Syscall(SYS_PIDFD_GETFD, uintptr(pidfd), uintptr(targetfd), uintptr(flags))
+	fd = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmat(id int, addr uintptr, flag int) (ret uintptr, err error) {
+	r0, _, e1 := Syscall(SYS_SHMAT, uintptr(id), uintptr(addr), uintptr(flag))
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmctl(id int, cmd int, buf *SysvShmDesc) (result int, err error) {
+	r0, _, e1 := Syscall(SYS_SHMCTL, uintptr(id), uintptr(cmd), uintptr(unsafe.Pointer(buf)))
+	result = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmdt(addr uintptr) (err error) {
+	_, _, e1 := Syscall(SYS_SHMDT, uintptr(addr), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func shmget(key int, size int, flag int) (id int, err error) {
+	r0, _, e1 := Syscall(SYS_SHMGET, uintptr(key), uintptr(size), uintptr(flag))
+	id = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func getitimer(which int, currValue *Itimerval) (err error) {
+	_, _, e1 := Syscall(SYS_GETITIMER, uintptr(which), uintptr(unsafe.Pointer(currValue)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func setitimer(which int, newValue *Itimerval, oldValue *Itimerval) (err error) {
+	_, _, e1 := Syscall(SYS_SETITIMER, uintptr(which), uintptr(unsafe.Pointer(newValue)), uintptr(unsafe.Pointer(oldValue)))
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}

vendor/golang.org/x/sys/unix/zsyscall_linux_386.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -l32 -tags linux,386 syscall_linux.go syscall_linux_386.go
+// go run mksyscall.go -l32 -tags linux,386 syscall_linux.go syscall_linux_386.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && 386
@@ -46,37 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe(p *[2]_C_int) (err error) {
-	_, _, e1 := RawSyscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -181,17 +150,6 @@ func Getuid() (uid int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Ioperm(from int, num int, on int) (err error) {
 	_, _, e1 := Syscall(SYS_IOPERM, uintptr(from), uintptr(num), uintptr(on))
 	if e1 != 0 {
@@ -569,9 +527,9 @@ func utimes(path string, times *[2]Timeval) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}

vendor/golang.org/x/sys/unix/zsyscall_linux_amd64.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -tags linux,amd64 syscall_linux.go syscall_linux_amd64.go
+// go run mksyscall.go -tags linux,amd64 syscall_linux.go syscall_linux_amd64.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && amd64
@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -191,17 +170,6 @@ func Getuid() (uid int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func inotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Ioperm(from int, num int, on int) (err error) {
 	_, _, e1 := Syscall(SYS_IOPERM, uintptr(from), uintptr(num), uintptr(on))
 	if e1 != 0 {
@@ -711,27 +679,6 @@ func utimes(path string, times *[2]Timeval) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe(p *[2]_C_int) (err error) {
-	_, _, e1 := RawSyscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(cmdline)
@@ -744,3 +691,14 @@ func kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, f
 	}
 	return
 }
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}

vendor/golang.org/x/sys/unix/zsyscall_linux_arm.go

@@ -46,16 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe(p *[2]_C_int) (err error) {
-	_, _, e1 := RawSyscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) {
 	r0, _, e1 := Syscall(SYS_ACCEPT, uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)))
 	fd = int(r0)
@@ -235,27 +225,6 @@ func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -340,17 +309,6 @@ func Getuid() (uid int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Lchown(path string, uid int, gid int) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -681,17 +639,6 @@ func setrlimit(resource int, rlim *rlimit32) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func armSyncFileRange(fd int, flags int, off int64, n int64) (err error) {
 	_, _, e1 := Syscall6(SYS_ARM_SYNC_FILE_RANGE, uintptr(fd), uintptr(flags), uintptr(off), uintptr(off>>32), uintptr(n), uintptr(n>>32))
 	if e1 != 0 {

vendor/golang.org/x/sys/unix/zsyscall_linux_mips.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -b32 -arm -tags linux,mips syscall_linux.go syscall_linux_mipsx.go
+// go run mksyscall.go -b32 -arm -tags linux,mips syscall_linux.go syscall_linux_mipsx.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && mips
@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -544,17 +523,6 @@ func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Ioperm(from int, num int, on int) (err error) {
 	_, _, e1 := Syscall(SYS_IOPERM, uintptr(from), uintptr(num), uintptr(on))
 	if e1 != 0 {
@@ -706,18 +674,6 @@ func Pause() (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe() (p1 int, p2 int, err error) {
-	r0, r1, e1 := RawSyscall(SYS_PIPE, 0, 0, 0)
-	p1 = int(r0)
-	p2 = int(r1)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func mmap2(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error) {
 	r0, _, e1 := Syscall6(SYS_MMAP2, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flags), uintptr(fd), uintptr(pageOffset))
 	xaddr = uintptr(r0)
@@ -749,9 +705,9 @@ func setrlimit(resource int, rlim *rlimit32) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}

vendor/golang.org/x/sys/unix/zsyscall_linux_mips64.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -tags linux,mips64 syscall_linux.go syscall_linux_mips64x.go
+// go run mksyscall.go -tags linux,mips64 syscall_linux.go syscall_linux_mips64x.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && mips64
@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -720,9 +699,9 @@ func stat(path string, st *stat_t) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}

vendor/golang.org/x/sys/unix/zsyscall_linux_mips64le.go

@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -717,14 +696,3 @@ func stat(path string, st *stat_t) (err error) {
 	}
 	return
 }
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}

vendor/golang.org/x/sys/unix/zsyscall_linux_mipsle.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -l32 -arm -tags linux,mipsle syscall_linux.go syscall_linux_mipsx.go
+// go run mksyscall.go -l32 -arm -tags linux,mipsle syscall_linux.go syscall_linux_mipsx.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && mipsle
@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -544,17 +523,6 @@ func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Ioperm(from int, num int, on int) (err error) {
 	_, _, e1 := Syscall(SYS_IOPERM, uintptr(from), uintptr(num), uintptr(on))
 	if e1 != 0 {
@@ -706,18 +674,6 @@ func Pause() (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe() (p1 int, p2 int, err error) {
-	r0, r1, e1 := RawSyscall(SYS_PIPE, 0, 0, 0)
-	p1 = int(r0)
-	p2 = int(r1)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func mmap2(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error) {
 	r0, _, e1 := Syscall6(SYS_MMAP2, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flags), uintptr(fd), uintptr(pageOffset))
 	xaddr = uintptr(r0)
@@ -749,9 +705,9 @@ func setrlimit(resource int, rlim *rlimit32) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}

vendor/golang.org/x/sys/unix/zsyscall_linux_ppc.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -b32 -tags linux,ppc syscall_linux.go syscall_linux_ppc.go
+// go run mksyscall.go -b32 -tags linux,ppc syscall_linux.go syscall_linux_ppc.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && ppc
@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -161,17 +140,6 @@ func Getuid() (uid int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Ioperm(from int, num int, on int) (err error) {
 	_, _, e1 := Syscall(SYS_IOPERM, uintptr(from), uintptr(num), uintptr(on))
 	if e1 != 0 {
@@ -717,27 +685,6 @@ func setrlimit(resource int, rlim *rlimit32) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe(p *[2]_C_int) (err error) {
-	_, _, e1 := RawSyscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func syncFileRange2(fd int, flags int, off int64, n int64) (err error) {
 	_, _, e1 := Syscall6(SYS_SYNC_FILE_RANGE2, uintptr(fd), uintptr(flags), uintptr(off>>32), uintptr(off), uintptr(n>>32), uintptr(n))
 	if e1 != 0 {
@@ -760,3 +707,14 @@ func kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, f
 	}
 	return
 }
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}

vendor/golang.org/x/sys/unix/zsyscall_linux_ppc64.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -tags linux,ppc64 syscall_linux.go syscall_linux_ppc64x.go
+// go run mksyscall.go -tags linux,ppc64 syscall_linux.go syscall_linux_ppc64x.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && ppc64
@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -191,17 +170,6 @@ func Getuid() (uid int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Ioperm(from int, num int, on int) (err error) {
 	_, _, e1 := Syscall(SYS_IOPERM, uintptr(from), uintptr(num), uintptr(on))
 	if e1 != 0 {
@@ -763,27 +731,6 @@ func utimes(path string, times *[2]Timeval) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe(p *[2]_C_int) (err error) {
-	_, _, e1 := RawSyscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func syncFileRange2(fd int, flags int, off int64, n int64) (err error) {
 	_, _, e1 := Syscall6(SYS_SYNC_FILE_RANGE2, uintptr(fd), uintptr(flags), uintptr(off), uintptr(n), 0, 0)
 	if e1 != 0 {
@@ -806,3 +753,14 @@ func kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, f
 	}
 	return
 }
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}

vendor/golang.org/x/sys/unix/zsyscall_linux_ppc64le.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -tags linux,ppc64le syscall_linux.go syscall_linux_ppc64x.go
+// go run mksyscall.go -tags linux,ppc64le syscall_linux.go syscall_linux_ppc64x.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && ppc64le
@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -191,17 +170,6 @@ func Getuid() (uid int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Ioperm(from int, num int, on int) (err error) {
 	_, _, e1 := Syscall(SYS_IOPERM, uintptr(from), uintptr(num), uintptr(on))
 	if e1 != 0 {
@@ -763,27 +731,6 @@ func utimes(path string, times *[2]Timeval) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe(p *[2]_C_int) (err error) {
-	_, _, e1 := RawSyscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func syncFileRange2(fd int, flags int, off int64, n int64) (err error) {
 	_, _, e1 := Syscall6(SYS_SYNC_FILE_RANGE2, uintptr(fd), uintptr(flags), uintptr(off), uintptr(n), 0, 0)
 	if e1 != 0 {
@@ -806,3 +753,14 @@ func kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, f
 	}
 	return
 }
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}

vendor/golang.org/x/sys/unix/zsyscall_linux_s390x.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -tags linux,s390x syscall_linux.go syscall_linux_s390x.go
+// go run mksyscall.go -tags linux,s390x syscall_linux.go syscall_linux_s390x.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && s390x
@@ -46,27 +46,6 @@ func Tee(rfd int, wfd int, len int, flags int) (n int64, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func EpollCreate(size int) (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_EPOLL_CREATE, uintptr(size), 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	if len(events) > 0 {
@@ -191,17 +170,6 @@ func Getuid() (uid int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Lchown(path string, uid int, gid int) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -553,17 +521,6 @@ func utimes(path string, times *[2]Timeval) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(cmdline)
@@ -576,3 +533,14 @@ func kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, f
 	}
 	return
 }
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}

vendor/golang.org/x/sys/unix/zsyscall_linux_sparc64.go

@@ -1,4 +1,4 @@
-// go run mksyscall.go -tags linux,sparc64 syscall_linux.go syscall_linux_sparc64.go
+// go run mksyscall.go -tags linux,sparc64 syscall_linux.go syscall_linux_sparc64.go syscall_linux_alarm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 //go:build linux && sparc64
@@ -73,16 +73,6 @@ func Fadvise(fd int, offset int64, length int64, advice int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func dup2(oldfd int, newfd int) (err error) {
-	_, _, e1 := Syscall(SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Fchown(fd int, uid int, gid int) (err error) {
 	_, _, e1 := Syscall(SYS_FCHOWN, uintptr(fd), uintptr(uid), uintptr(gid))
 	if e1 != 0 {
@@ -180,17 +170,6 @@ func Getuid() (uid int) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func InotifyInit() (fd int, err error) {
-	r0, _, e1 := RawSyscall(SYS_INOTIFY_INIT, 0, 0, 0)
-	fd = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Lchown(path string, uid int, gid int) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -721,19 +700,9 @@ func utimes(path string, times *[2]Timeval) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe(p *[2]_C_int) (err error) {
-	_, _, e1 := RawSyscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
-func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
-	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
-	n = int(r0)
+func Alarm(seconds uint) (remaining uint, err error) {
+	r0, _, e1 := Syscall(SYS_ALARM, uintptr(seconds), 0, 0)
+	remaining = uint(r0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}

vendor/golang.org/x/sys/unix/zsyscall_netbsd_386.go

@@ -351,18 +351,6 @@ func Munlockall() (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe() (fd1 int, fd2 int, err error) {
-	r0, r1, e1 := RawSyscall(SYS_PIPE, 0, 0, 0)
-	fd1 = int(r0)
-	fd2 = int(r1)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func pipe2(p *[2]_C_int, flags int) (err error) {
 	_, _, e1 := RawSyscall(SYS_PIPE2, uintptr(unsafe.Pointer(p)), uintptr(flags), 0)
 	if e1 != 0 {

vendor/golang.org/x/sys/unix/zsyscall_netbsd_amd64.go

@@ -351,18 +351,6 @@ func Munlockall() (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe() (fd1 int, fd2 int, err error) {
-	r0, r1, e1 := RawSyscall(SYS_PIPE, 0, 0, 0)
-	fd1 = int(r0)
-	fd2 = int(r1)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func pipe2(p *[2]_C_int, flags int) (err error) {
 	_, _, e1 := RawSyscall(SYS_PIPE2, uintptr(unsafe.Pointer(p)), uintptr(flags), 0)
 	if e1 != 0 {

vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm.go

@@ -351,18 +351,6 @@ func Munlockall() (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe() (fd1 int, fd2 int, err error) {
-	r0, r1, e1 := RawSyscall(SYS_PIPE, 0, 0, 0)
-	fd1 = int(r0)
-	fd2 = int(r1)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func pipe2(p *[2]_C_int, flags int) (err error) {
 	_, _, e1 := RawSyscall(SYS_PIPE2, uintptr(unsafe.Pointer(p)), uintptr(flags), 0)
 	if e1 != 0 {

vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm64.go

@@ -351,18 +351,6 @@ func Munlockall() (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func pipe() (fd1 int, fd2 int, err error) {
-	r0, r1, e1 := RawSyscall(SYS_PIPE, 0, 0, 0)
-	fd1 = int(r0)
-	fd2 = int(r1)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func pipe2(p *[2]_C_int, flags int) (err error) {
 	_, _, e1 := RawSyscall(SYS_PIPE2, uintptr(unsafe.Pointer(p)), uintptr(flags), 0)
 	if e1 != 0 {

vendor/golang.org/x/sys/unix/zsysnum_linux_386.go

@@ -444,4 +444,6 @@ const (
 	SYS_LANDLOCK_ADD_RULE            = 445
 	SYS_LANDLOCK_RESTRICT_SELF       = 446
 	SYS_MEMFD_SECRET                 = 447
+	SYS_PROCESS_MRELEASE             = 448
+	SYS_FUTEX_WAITV                  = 449
 )

vendor/golang.org/x/sys/unix/zsysnum_linux_amd64.go

@@ -366,4 +366,6 @@ const (
 	SYS_LANDLOCK_ADD_RULE       = 445
 	SYS_LANDLOCK_RESTRICT_SELF  = 446
 	SYS_MEMFD_SECRET            = 447
+	SYS_PROCESS_MRELEASE        = 448
+	SYS_FUTEX_WAITV             = 449
 )

vendor/golang.org/x/sys/unix/zsysnum_linux_arm.go

@@ -7,6 +7,7 @@
 package unix
 
 const (
+	SYS_SYSCALL_MASK                 = 0
 	SYS_RESTART_SYSCALL              = 0
 	SYS_EXIT                         = 1
 	SYS_FORK                         = 2
@@ -407,4 +408,6 @@ const (
 	SYS_LANDLOCK_CREATE_RULESET      = 444
 	SYS_LANDLOCK_ADD_RULE            = 445
 	SYS_LANDLOCK_RESTRICT_SELF       = 446
+	SYS_PROCESS_MRELEASE             = 448
+	SYS_FUTEX_WAITV                  = 449
 )

vendor/golang.org/x/sys/unix/zsysnum_linux_arm64.go

@@ -311,4 +311,6 @@ const (
 	SYS_LANDLOCK_ADD_RULE       = 445
 	SYS_LANDLOCK_RESTRICT_SELF  = 446
 	SYS_MEMFD_SECRET            = 447
+	SYS_PROCESS_MRELEASE        = 448
+	SYS_FUTEX_WAITV             = 449
 )