rebase: update packages in go.mod to latest releases

updated few packages in go.mod to latest
available release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

vendor/golang.org/x/net/context/go17.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 go1.7
 // +build go1.7
 
 package context

vendor/golang.org/x/net/context/go19.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 go1.9
 // +build go1.9
 
 package context

vendor/golang.org/x/net/context/pre_go17.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 !go1.7
 // +build !go1.7
 
 package context

vendor/golang.org/x/net/context/pre_go19.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 !go1.9
 // +build !go1.9
 
 package context

vendor/golang.org/x/net/http/httpguts/httplex.go

@@ -137,11 +137,13 @@ func trimOWS(x string) string {
 // contains token amongst its comma-separated tokens, ASCII
 // case-insensitively.
 func headerValueContainsToken(v string, token string) bool {
-	v = trimOWS(v)
-	if comma := strings.IndexByte(v, ','); comma != -1 {
-		return tokenEqual(trimOWS(v[:comma]), token) || headerValueContainsToken(v[comma+1:], token)
+	for comma := strings.IndexByte(v, ','); comma != -1; comma = strings.IndexByte(v, ',') {
+		if tokenEqual(trimOWS(v[:comma]), token) {
+			return true
+		}
+		v = v[comma+1:]
 	}
-	return tokenEqual(v, token)
+	return tokenEqual(trimOWS(v), token)
 }
 
 // lowerASCII returns the ASCII lowercase version of b.

vendor/golang.org/x/net/http2/Dockerfile

@@ -38,7 +38,7 @@ RUN make
 RUN make install
 
 WORKDIR /root
-RUN wget http://curl.haxx.se/download/curl-7.45.0.tar.gz
+RUN wget https://curl.se/download/curl-7.45.0.tar.gz
 RUN tar -zxvf curl-7.45.0.tar.gz
 WORKDIR /root/curl-7.45.0
 RUN ./configure --with-ssl --with-nghttp2=/usr/local

vendor/golang.org/x/net/http2/go111.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 go1.11
 // +build go1.11
 
 package http2

vendor/golang.org/x/net/http2/not_go111.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 !go1.11
 // +build !go1.11
 
 package http2

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

@@ -1293,7 +1293,9 @@ func (sc *serverConn) startGracefulShutdown() {
 	sc.shutdownOnce.Do(func() { sc.sendServeMsg(gracefulShutdownMsg) })
 }
 
-// After sending GOAWAY, the connection will close after goAwayTimeout.
+// After sending GOAWAY with an error code (non-graceful shutdown), the
+// connection will close after goAwayTimeout.
+//
 // If we close the connection immediately after sending GOAWAY, there may
 // be unsent data in our kernel receive buffer, which will cause the kernel
 // to send a TCP RST on close() instead of a FIN. This RST will abort the
@@ -1629,23 +1631,37 @@ func (sc *serverConn) processSettingInitialWindowSize(val uint32) error {
 
 func (sc *serverConn) processData(f *DataFrame) error {
 	sc.serveG.check()
-	if sc.inGoAway && sc.goAwayCode != ErrCodeNo {
+	id := f.Header().StreamID
+	if sc.inGoAway && (sc.goAwayCode != ErrCodeNo || id > sc.maxClientStreamID) {
+		// Discard all DATA frames if the GOAWAY is due to an
+		// error, or:
+		//
+		// Section 6.8: After sending a GOAWAY frame, the sender
+		// can discard frames for streams initiated by the
+		// receiver with identifiers higher than the identified
+		// last stream.
 		return nil
 	}
-	data := f.Data()
 
-	// "If a DATA frame is received whose stream is not in "open"
-	// or "half closed (local)" state, the recipient MUST respond
-	// with a stream error (Section 5.4.2) of type STREAM_CLOSED."
-	id := f.Header().StreamID
+	data := f.Data()
 	state, st := sc.state(id)
 	if id == 0 || state == stateIdle {
+		// Section 6.1: "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."
+		//
 		// Section 5.1: "Receiving any frame other than HEADERS
 		// 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)
 	}
+
+	// "If a DATA frame is received whose stream is not in "open"
+	// or "half closed (local)" state, the recipient MUST respond
+	// with a stream error (Section 5.4.2) of type STREAM_CLOSED."
 	if st == nil || state != stateOpen || st.gotTrailerHeader || st.resetQueued {
 		// This includes sending a RST_STREAM if the stream is
 		// in stateHalfClosedLocal (which currently means that

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

@@ -2632,7 +2632,9 @@ func (t *Transport) getBodyWriterState(cs *clientStream, body io.Reader) (s body
 
 func (s bodyWriterState) cancel() {
 	if s.timer != nil {
-		s.timer.Stop()
+		if s.timer.Stop() {
+			s.resc <- nil
+		}
 	}
 }
 

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

@@ -4,6 +4,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build go1.10
 // +build go1.10
 
 // Package idna implements IDNA2008 using the compatibility processing

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

@@ -4,6 +4,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build !go1.10
 // +build !go1.10
 
 // Package idna implements IDNA2008 using the compatibility processing

vendor/golang.org/x/net/idna/tables10.0.0.go

@@ -1,5 +1,6 @@
 // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
 
+//go:build go1.10 && !go1.13
 // +build go1.10,!go1.13
 
 package idna

vendor/golang.org/x/net/idna/tables11.0.0.go

@@ -1,5 +1,6 @@
 // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
 
+//go:build go1.13 && !go1.14
 // +build go1.13,!go1.14
 
 package idna

vendor/golang.org/x/net/idna/tables12.0.0.go

@@ -1,5 +1,6 @@
 // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
 
+//go:build go1.14 && !go1.16
 // +build go1.14,!go1.16
 
 package idna

vendor/golang.org/x/net/idna/tables13.0.0.go

@@ -1,5 +1,6 @@
 // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
 
+//go:build go1.16
 // +build go1.16
 
 package idna

vendor/golang.org/x/net/idna/tables9.0.0.go

@@ -1,5 +1,6 @@
 // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
 
+//go:build !go1.10
 // +build !go1.10
 
 package idna

vendor/golang.org/x/sys/cpu/asm_aix_ppc64.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/cpu/cpu_aix.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 aix
 // +build aix
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_arm64.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/cpu/cpu_gc_arm64.go

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+//go:build gc
+// +build gc
 
 package cpu
 

vendor/golang.org/x/sys/cpu/cpu_gc_s390x.go

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+//go:build gc
+// +build gc
 
 package cpu
 

vendor/golang.org/x/sys/cpu/cpu_gc_x86.go

@@ -2,8 +2,9 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build (386 || amd64 || amd64p32) && gc
 // +build 386 amd64 amd64p32
-// +build !gccgo
+// +build gc
 
 package cpu
 

vendor/golang.org/x/sys/cpu/cpu_gccgo_arm64.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 gccgo
 // +build gccgo
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_gccgo_s390x.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 gccgo
 // +build gccgo
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.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 (386 || amd64 || amd64p32) && gccgo
 // +build 386 amd64 amd64p32
 // +build gccgo
 

vendor/golang.org/x/sys/cpu/cpu_linux.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 !386 && !amd64 && !amd64p32 && !arm64
 // +build !386,!amd64,!amd64p32,!arm64
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_linux_mips64x.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 linux && (mips64 || mips64le)
 // +build linux
 // +build mips64 mips64le
 

vendor/golang.org/x/sys/cpu/cpu_linux_noinit.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 linux && !arm && !arm64 && !mips64 && !mips64le && !ppc64 && !ppc64le && !s390x
 // +build linux,!arm,!arm64,!mips64,!mips64le,!ppc64,!ppc64le,!s390x
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_linux_ppc64x.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 linux && (ppc64 || ppc64le)
 // +build linux
 // +build ppc64 ppc64le
 

vendor/golang.org/x/sys/cpu/cpu_mips64x.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 mips64 || mips64le
 // +build mips64 mips64le
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_mipsx.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 mips || mipsle
 // +build mips mipsle
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_other_arm.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 !linux && arm
 // +build !linux,arm
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_other_arm64.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !linux,!netbsd
-// +build arm64
+//go:build !linux && !netbsd && arm64
+// +build !linux,!netbsd,arm64
 
 package cpu
 

vendor/golang.org/x/sys/cpu/cpu_other_mips64x.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 !linux && (mips64 || mips64le)
 // +build !linux
 // +build mips64 mips64le
 

vendor/golang.org/x/sys/cpu/cpu_ppc64x.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 ppc64 || ppc64le
 // +build ppc64 ppc64le
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_riscv64.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 riscv64
 // +build riscv64
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_s390x.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/cpu/cpu_wasm.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 wasm
 // +build wasm
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_x86.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 386 || amd64 || amd64p32
 // +build 386 amd64 amd64p32
 
 package cpu

vendor/golang.org/x/sys/cpu/cpu_x86.s

@@ -3,7 +3,7 @@
 // license that can be found in the LICENSE file.
 
 // +build 386 amd64 amd64p32
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/cpu/syscall_aix_gccgo.go

@@ -8,8 +8,8 @@
 // Morever, this file will be used during the building of
 // gccgo's libgo and thus must not used a CGo method.
 
-// +build aix
-// +build gccgo
+//go:build aix && gccgo
+// +build aix,gccgo
 
 package cpu
 

vendor/golang.org/x/sys/cpu/syscall_aix_ppc64_gc.go

@@ -6,8 +6,8 @@
 // system call on AIX without depending on x/sys/unix.
 // (See golang.org/issue/32102)
 
-// +build aix,ppc64
-// +build !gccgo
+//go:build aix && ppc64 && gc
+// +build aix,ppc64,gc
 
 package cpu
 

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

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
+//go:build (aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos) && go1.9
+// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 // +build go1.9
 
 package unix

vendor/golang.org/x/sys/unix/asm_aix_ppc64.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_bsd_386.s

@@ -1,14 +1,14 @@
-// Copyright 2009 The Go Authors. All rights reserved.
+// 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.
 
-// +build !gccgo
+//go:build (darwin || freebsd || netbsd || openbsd) && gc
+// +build darwin freebsd netbsd openbsd
+// +build gc
 
 #include "textflag.h"
 
-//
-// System call support for 386, Darwin
-//
+// System call support for 386 BSD
 
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.
@@ -22,7 +22,7 @@ TEXT	·Syscall6(SB),NOSPLIT,$0-40
 TEXT	·Syscall9(SB),NOSPLIT,$0-52
 	JMP	syscall·Syscall9(SB)
 
-TEXT ·RawSyscall(SB),NOSPLIT,$0-28
+TEXT	·RawSyscall(SB),NOSPLIT,$0-28
 	JMP	syscall·RawSyscall(SB)
 
 TEXT	·RawSyscall6(SB),NOSPLIT,$0-40

vendor/golang.org/x/sys/unix/asm_bsd_amd64.s

@@ -1,14 +1,14 @@
-// Copyright 2009 The Go Authors. All rights reserved.
+// 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.
 
-// +build !gccgo
+//go:build (darwin || dragonfly || freebsd || netbsd || openbsd) && gc
+// +build darwin dragonfly freebsd netbsd openbsd
+// +build gc
 
 #include "textflag.h"
 
-//
-// System call support for AMD64, Darwin
-//
+// System call support for AMD64 BSD
 
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.

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

@@ -1,14 +1,14 @@
-// Copyright 2013 The Go Authors. All rights reserved.
+// 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.
 
-// +build !gccgo
+//go:build (darwin || freebsd || netbsd || openbsd) && gc
+// +build darwin freebsd netbsd openbsd
+// +build gc
 
 #include "textflag.h"
 
-//
-// System call support for ARM, NetBSD
-//
+// System call support for ARM BSD
 
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.

vendor/golang.org/x/sys/unix/asm_bsd_arm64.s

@@ -1,14 +1,14 @@
-// Copyright 2009 The Go Authors. All rights reserved.
+// 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.
 
-// +build !gccgo
+//go:build (darwin || freebsd || netbsd || openbsd) && gc
+// +build darwin freebsd netbsd openbsd
+// +build gc
 
 #include "textflag.h"
 
-//
-// System call support for AMD64, NetBSD
-//
+// System call support for ARM64 BSD
 
 // Just jump to package syscall's implementation for all these functions.
 // The runtime may know about them.

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

@@ -1,30 +0,0 @@
-// Copyright 2015 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.
-
-// +build !gccgo
-// +build arm,darwin
-
-#include "textflag.h"
-
-//
-// System call support for ARM, Darwin
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-28
-	B	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
-	B	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-52
-	B	syscall·Syscall9(SB)
-
-TEXT	·RawSyscall(SB),NOSPLIT,$0-28
-	B	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
-	B	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_darwin_arm64.s

@@ -1,30 +0,0 @@
-// Copyright 2015 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.
-
-// +build !gccgo
-// +build arm64,darwin
-
-#include "textflag.h"
-
-//
-// System call support for AMD64, Darwin
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-56
-	B	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-80
-	B	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-104
-	B	syscall·Syscall9(SB)
-
-TEXT	·RawSyscall(SB),NOSPLIT,$0-56
-	B	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
-	B	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_dragonfly_amd64.s

@@ -1,29 +0,0 @@
-// Copyright 2009 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for AMD64, DragonFly
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-56
-	JMP	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-104
-	JMP	syscall·Syscall9(SB)
-
-TEXT ·RawSyscall(SB),NOSPLIT,$0-56
-	JMP	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_freebsd_386.s

@@ -1,29 +0,0 @@
-// Copyright 2009 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for 386, FreeBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-28
-	JMP	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
-	JMP	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-52
-	JMP	syscall·Syscall9(SB)
-
-TEXT ·RawSyscall(SB),NOSPLIT,$0-28
-	JMP	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
-	JMP	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_freebsd_amd64.s

@@ -1,29 +0,0 @@
-// Copyright 2009 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for AMD64, FreeBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-56
-	JMP	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-104
-	JMP	syscall·Syscall9(SB)
-
-TEXT ·RawSyscall(SB),NOSPLIT,$0-56
-	JMP	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·RawSyscall6(SB)

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

@@ -1,29 +0,0 @@
-// Copyright 2012 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for ARM, FreeBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-28
-	B	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
-	B	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-52
-	B	syscall·Syscall9(SB)
-
-TEXT	·RawSyscall(SB),NOSPLIT,$0-28
-	B	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
-	B	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_freebsd_arm64.s

@@ -1,29 +0,0 @@
-// Copyright 2018 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for ARM64, FreeBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-56
-	JMP	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-104
-	JMP	syscall·Syscall9(SB)
-
-TEXT ·RawSyscall(SB),NOSPLIT,$0-56
-	JMP	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_linux_386.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_amd64.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

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

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_arm64.s

@@ -4,7 +4,7 @@
 
 // +build linux
 // +build arm64
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_mips64x.s

@@ -4,7 +4,7 @@
 
 // +build linux
 // +build mips64 mips64le
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

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

@@ -4,7 +4,7 @@
 
 // +build linux
 // +build mips mipsle
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_ppc64x.s

@@ -4,7 +4,7 @@
 
 // +build linux
 // +build ppc64 ppc64le
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_riscv64.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build riscv64,!gccgo
+// +build riscv64,gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_s390x.s

@@ -4,7 +4,7 @@
 
 // +build s390x
 // +build linux
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_netbsd_386.s

@@ -1,29 +0,0 @@
-// Copyright 2009 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for 386, NetBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-28
-	JMP	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
-	JMP	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-52
-	JMP	syscall·Syscall9(SB)
-
-TEXT ·RawSyscall(SB),NOSPLIT,$0-28
-	JMP	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
-	JMP	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_netbsd_arm64.s

@@ -1,29 +0,0 @@
-// Copyright 2019 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for ARM64, NetBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-56
-	B	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-80
-	B	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-104
-	B	syscall·Syscall9(SB)
-
-TEXT	·RawSyscall(SB),NOSPLIT,$0-56
-	B	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
-	B	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_openbsd_386.s

@@ -1,29 +0,0 @@
-// Copyright 2009 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for 386, OpenBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-28
-	JMP	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
-	JMP	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-52
-	JMP	syscall·Syscall9(SB)
-
-TEXT ·RawSyscall(SB),NOSPLIT,$0-28
-	JMP	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
-	JMP	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_openbsd_amd64.s

@@ -1,29 +0,0 @@
-// Copyright 2009 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for AMD64, OpenBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-56
-	JMP	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-104
-	JMP	syscall·Syscall9(SB)
-
-TEXT	·RawSyscall(SB),NOSPLIT,$0-56
-	JMP	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·RawSyscall6(SB)

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

@@ -1,29 +0,0 @@
-// Copyright 2017 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for ARM, OpenBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-28
-	B	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-40
-	B	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-52
-	B	syscall·Syscall9(SB)
-
-TEXT	·RawSyscall(SB),NOSPLIT,$0-28
-	B	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-40
-	B	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_openbsd_arm64.s

@@ -1,29 +0,0 @@
-// Copyright 2019 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.
-
-// +build !gccgo
-
-#include "textflag.h"
-
-//
-// System call support for arm64, OpenBSD
-//
-
-// Just jump to package syscall's implementation for all these functions.
-// The runtime may know about them.
-
-TEXT	·Syscall(SB),NOSPLIT,$0-56
-	JMP	syscall·Syscall(SB)
-
-TEXT	·Syscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·Syscall6(SB)
-
-TEXT	·Syscall9(SB),NOSPLIT,$0-104
-	JMP	syscall·Syscall9(SB)
-
-TEXT	·RawSyscall(SB),NOSPLIT,$0-56
-	JMP	syscall·RawSyscall(SB)
-
-TEXT	·RawSyscall6(SB),NOSPLIT,$0-80
-	JMP	syscall·RawSyscall6(SB)

vendor/golang.org/x/sys/unix/asm_openbsd_mips64.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_solaris_amd64.s

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !gccgo
+// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_zos_s390x.s

@@ -0,0 +1,426 @@
+// Copyright 2020 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 zos && s390x && gc
+// +build zos
+// +build s390x
+// +build gc
+
+#include "textflag.h"
+
+#define PSALAA            1208(R0)
+#define GTAB64(x)           80(x)
+#define LCA64(x)            88(x)
+#define CAA(x)               8(x)
+#define EDCHPXV(x)        1016(x)       // in the CAA
+#define SAVSTACK_ASYNC(x)  336(x)       // in the LCA
+
+// SS_*, where x=SAVSTACK_ASYNC
+#define SS_LE(x)             0(x)
+#define SS_GO(x)             8(x)
+#define SS_ERRNO(x)         16(x)
+#define SS_ERRNOJR(x)       20(x)
+
+#define LE_CALL BYTE $0x0D; BYTE $0x76; // BL R7, R6
+
+TEXT ·clearErrno(SB),NOSPLIT,$0-0
+	BL	addrerrno<>(SB)
+	MOVD	$0, 0(R3)
+	RET
+
+// Returns the address of errno in R3.
+TEXT addrerrno<>(SB),NOSPLIT|NOFRAME,$0-0
+	// Get library control area (LCA).
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+
+	// Get __errno FuncDesc.
+	MOVD	CAA(R8), R9
+	MOVD	EDCHPXV(R9), R9
+	ADD	$(0x156*16), R9
+	LMG	0(R9), R5, R6
+
+	// Switch to saved LE stack.
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	0(R9), R4
+	MOVD	$0, 0(R9)
+
+	// Call __errno function.
+	LE_CALL
+	NOPH
+
+	// Switch back to Go stack.
+	XOR	R0, R0      // Restore R0 to $0.
+	MOVD	R4, 0(R9)   // Save stack pointer.
+	RET
+
+TEXT ·syscall_syscall(SB),NOSPLIT,$0-56
+	BL	runtime·entersyscall(SB)
+	MOVD	a1+8(FP), R1
+	MOVD	a2+16(FP), R2
+	MOVD	a3+24(FP), R3
+
+	// Get library control area (LCA).
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+
+	// Get function.
+	MOVD	CAA(R8), R9
+	MOVD	EDCHPXV(R9), R9
+	MOVD	trap+0(FP), R5
+	SLD	$4, R5
+	ADD	R5, R9
+	LMG	0(R9), R5, R6
+
+	// Restore LE stack.
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	0(R9), R4
+	MOVD	$0, 0(R9)
+
+	// Call function.
+	LE_CALL
+	NOPH
+	XOR	R0, R0      // Restore R0 to $0.
+	MOVD	R4, 0(R9)   // Save stack pointer.
+
+	MOVD	R3, r1+32(FP)
+	MOVD	R0, r2+40(FP)
+	MOVD	R0, err+48(FP)
+	MOVW	R3, R4
+	CMP	R4, $-1
+	BNE	done
+	BL	addrerrno<>(SB)
+	MOVWZ	0(R3), R3
+	MOVD	R3, err+48(FP)
+done:
+	BL	runtime·exitsyscall(SB)
+	RET
+
+TEXT ·syscall_rawsyscall(SB),NOSPLIT,$0-56
+	MOVD	a1+8(FP), R1
+	MOVD	a2+16(FP), R2
+	MOVD	a3+24(FP), R3
+
+	// Get library control area (LCA).
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+
+	// Get function.
+	MOVD	CAA(R8), R9
+	MOVD	EDCHPXV(R9), R9
+	MOVD	trap+0(FP), R5
+	SLD	$4, R5
+	ADD	R5, R9
+	LMG	0(R9), R5, R6
+
+	// Restore LE stack.
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	0(R9), R4
+	MOVD	$0, 0(R9)
+
+	// Call function.
+	LE_CALL
+	NOPH
+	XOR	R0, R0      // Restore R0 to $0.
+	MOVD	R4, 0(R9)   // Save stack pointer.
+
+	MOVD	R3, r1+32(FP)
+	MOVD	R0, r2+40(FP)
+	MOVD	R0, err+48(FP)
+	MOVW	R3, R4
+	CMP	R4, $-1
+	BNE	done
+	BL	addrerrno<>(SB)
+	MOVWZ	0(R3), R3
+	MOVD	R3, err+48(FP)
+done:
+	RET
+
+TEXT ·syscall_syscall6(SB),NOSPLIT,$0-80
+	BL	runtime·entersyscall(SB)
+	MOVD	a1+8(FP), R1
+	MOVD	a2+16(FP), R2
+	MOVD	a3+24(FP), R3
+
+	// Get library control area (LCA).
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+
+	// Get function.
+	MOVD	CAA(R8), R9
+	MOVD	EDCHPXV(R9), R9
+	MOVD	trap+0(FP), R5
+	SLD	$4, R5
+	ADD	R5, R9
+	LMG	0(R9), R5, R6
+
+	// Restore LE stack.
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	0(R9), R4
+	MOVD	$0, 0(R9)
+
+	// Fill in parameter list.
+	MOVD	a4+32(FP), R12
+	MOVD	R12, (2176+24)(R4)
+	MOVD	a5+40(FP), R12
+	MOVD	R12, (2176+32)(R4)
+	MOVD	a6+48(FP), R12
+	MOVD	R12, (2176+40)(R4)
+
+	// Call function.
+	LE_CALL
+	NOPH
+	XOR	R0, R0      // Restore R0 to $0.
+	MOVD	R4, 0(R9)   // Save stack pointer.
+
+	MOVD	R3, r1+56(FP)
+	MOVD	R0, r2+64(FP)
+	MOVD	R0, err+72(FP)
+	MOVW	R3, R4
+	CMP	R4, $-1
+	BNE	done
+	BL	addrerrno<>(SB)
+	MOVWZ	0(R3), R3
+	MOVD	R3, err+72(FP)
+done:
+	BL	runtime·exitsyscall(SB)
+	RET
+
+TEXT ·syscall_rawsyscall6(SB),NOSPLIT,$0-80
+	MOVD	a1+8(FP), R1
+	MOVD	a2+16(FP), R2
+	MOVD	a3+24(FP), R3
+
+	// Get library control area (LCA).
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+
+	// Get function.
+	MOVD	CAA(R8), R9
+	MOVD	EDCHPXV(R9), R9
+	MOVD	trap+0(FP), R5
+	SLD	$4, R5
+	ADD	R5, R9
+	LMG	0(R9), R5, R6
+
+	// Restore LE stack.
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	0(R9), R4
+	MOVD	$0, 0(R9)
+
+	// Fill in parameter list.
+	MOVD	a4+32(FP), R12
+	MOVD	R12, (2176+24)(R4)
+	MOVD	a5+40(FP), R12
+	MOVD	R12, (2176+32)(R4)
+	MOVD	a6+48(FP), R12
+	MOVD	R12, (2176+40)(R4)
+
+	// Call function.
+	LE_CALL
+	NOPH
+	XOR	R0, R0      // Restore R0 to $0.
+	MOVD	R4, 0(R9)   // Save stack pointer.
+
+	MOVD	R3, r1+56(FP)
+	MOVD	R0, r2+64(FP)
+	MOVD	R0, err+72(FP)
+	MOVW	R3, R4
+	CMP	R4, $-1
+	BNE	done
+	BL	·rrno<>(SB)
+	MOVWZ	0(R3), R3
+	MOVD	R3, err+72(FP)
+done:
+	RET
+
+TEXT ·syscall_syscall9(SB),NOSPLIT,$0
+	BL	runtime·entersyscall(SB)
+	MOVD	a1+8(FP), R1
+	MOVD	a2+16(FP), R2
+	MOVD	a3+24(FP), R3
+
+	// Get library control area (LCA).
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+
+	// Get function.
+	MOVD	CAA(R8), R9
+	MOVD	EDCHPXV(R9), R9
+	MOVD	trap+0(FP), R5
+	SLD	$4, R5
+	ADD	R5, R9
+	LMG	0(R9), R5, R6
+
+	// Restore LE stack.
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	0(R9), R4
+	MOVD	$0, 0(R9)
+
+	// Fill in parameter list.
+	MOVD	a4+32(FP), R12
+	MOVD	R12, (2176+24)(R4)
+	MOVD	a5+40(FP), R12
+	MOVD	R12, (2176+32)(R4)
+	MOVD	a6+48(FP), R12
+	MOVD	R12, (2176+40)(R4)
+	MOVD	a7+56(FP), R12
+	MOVD	R12, (2176+48)(R4)
+	MOVD	a8+64(FP), R12
+	MOVD	R12, (2176+56)(R4)
+	MOVD	a9+72(FP), R12
+	MOVD	R12, (2176+64)(R4)
+
+	// Call function.
+	LE_CALL
+	NOPH
+	XOR	R0, R0      // Restore R0 to $0.
+	MOVD	R4, 0(R9)   // Save stack pointer.
+
+	MOVD	R3, r1+80(FP)
+	MOVD	R0, r2+88(FP)
+	MOVD	R0, err+96(FP)
+	MOVW	R3, R4
+	CMP	R4, $-1
+	BNE	done
+	BL	addrerrno<>(SB)
+	MOVWZ	0(R3), R3
+	MOVD	R3, err+96(FP)
+done:
+        BL	runtime·exitsyscall(SB)
+        RET
+
+TEXT ·syscall_rawsyscall9(SB),NOSPLIT,$0
+	MOVD	a1+8(FP), R1
+	MOVD	a2+16(FP), R2
+	MOVD	a3+24(FP), R3
+
+	// Get library control area (LCA).
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+
+	// Get function.
+	MOVD	CAA(R8), R9
+	MOVD	EDCHPXV(R9), R9
+	MOVD	trap+0(FP), R5
+	SLD	$4, R5
+	ADD	R5, R9
+	LMG	0(R9), R5, R6
+
+	// Restore LE stack.
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	0(R9), R4
+	MOVD	$0, 0(R9)
+
+	// Fill in parameter list.
+	MOVD	a4+32(FP), R12
+	MOVD	R12, (2176+24)(R4)
+	MOVD	a5+40(FP), R12
+	MOVD	R12, (2176+32)(R4)
+	MOVD	a6+48(FP), R12
+	MOVD	R12, (2176+40)(R4)
+	MOVD	a7+56(FP), R12
+	MOVD	R12, (2176+48)(R4)
+	MOVD	a8+64(FP), R12
+	MOVD	R12, (2176+56)(R4)
+	MOVD	a9+72(FP), R12
+	MOVD	R12, (2176+64)(R4)
+
+	// Call function.
+	LE_CALL
+	NOPH
+	XOR	R0, R0      // Restore R0 to $0.
+	MOVD	R4, 0(R9)   // Save stack pointer.
+
+	MOVD	R3, r1+80(FP)
+	MOVD	R0, r2+88(FP)
+	MOVD	R0, err+96(FP)
+	MOVW	R3, R4
+	CMP	R4, $-1
+	BNE	done
+	BL	addrerrno<>(SB)
+	MOVWZ	0(R3), R3
+	MOVD	R3, err+96(FP)
+done:
+	RET
+
+// func svcCall(fnptr unsafe.Pointer, argv *unsafe.Pointer, dsa *uint64)
+TEXT ·svcCall(SB),NOSPLIT,$0
+	BL	runtime·save_g(SB)   // Save g and stack pointer
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	R15, 0(R9)
+
+	MOVD	argv+8(FP), R1       // Move function arguments into registers
+	MOVD	dsa+16(FP), g
+	MOVD	fnptr+0(FP), R15
+
+	BYTE	$0x0D                // Branch to function
+	BYTE	$0xEF
+
+	BL	runtime·load_g(SB)   // Restore g and stack pointer
+	MOVW	PSALAA, R8
+	MOVD	LCA64(R8), R8
+	MOVD	SAVSTACK_ASYNC(R8), R9
+	MOVD	0(R9), R15
+
+	RET
+
+// func svcLoad(name *byte) unsafe.Pointer
+TEXT ·svcLoad(SB),NOSPLIT,$0
+	MOVD	R15, R2          // Save go stack pointer
+	MOVD	name+0(FP), R0   // Move SVC args into registers
+	MOVD	$0x80000000, R1
+	MOVD	$0, R15
+	BYTE	$0x0A            // SVC 08 LOAD
+	BYTE	$0x08
+	MOVW	R15, R3          // Save return code from SVC
+	MOVD	R2, R15          // Restore go stack pointer
+	CMP	R3, $0           // Check SVC return code
+	BNE	error
+
+	MOVD	$-2, R3          // Reset last bit of entry point to zero
+	AND	R0, R3
+	MOVD	R3, addr+8(FP)   // Return entry point returned by SVC
+	CMP	R0, R3           // Check if last bit of entry point was set
+	BNE	done
+
+	MOVD	R15, R2          // Save go stack pointer
+	MOVD	$0, R15          // Move SVC args into registers (entry point still in r0 from SVC 08)
+	BYTE	$0x0A            // SVC 09 DELETE
+	BYTE	$0x09
+	MOVD	R2, R15          // Restore go stack pointer
+
+error:
+	MOVD	$0, addr+8(FP)   // Return 0 on failure
+done:
+	XOR	R0, R0           // Reset r0 to 0
+	RET
+
+// func svcUnload(name *byte, fnptr unsafe.Pointer) int64
+TEXT ·svcUnload(SB),NOSPLIT,$0
+	MOVD	R15, R2          // Save go stack pointer
+	MOVD	name+0(FP), R0   // Move SVC args into registers
+	MOVD	addr+8(FP), R15
+	BYTE	$0x0A            // SVC 09
+	BYTE	$0x09
+	XOR	R0, R0           // Reset r0 to 0
+	MOVD	R15, R1          // Save SVC return code
+	MOVD	R2, R15          // Restore go stack pointer
+	MOVD	R1, rc+0(FP)     // Return SVC return code
+	RET
+
+// func gettid() uint64
+TEXT ·gettid(SB), NOSPLIT, $0
+	// Get library control area (LCA).
+	MOVW PSALAA, R8
+	MOVD LCA64(R8), R8
+
+	// Get CEECAATHDID
+	MOVD CAA(R8), R9
+	MOVD 0x3D0(R9), R9
+	MOVD R9, ret+0(FP)
+
+	RET

vendor/golang.org/x/sys/unix/cap_freebsd.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 freebsd
 // +build freebsd
 
 package unix

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

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
+//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
+// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 package unix
 

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

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build aix
-// +build ppc
+//go:build aix && ppc
+// +build aix,ppc
 
 // Functions to access/create device major and minor numbers matching the
 // encoding used by AIX.

vendor/golang.org/x/sys/unix/dev_aix_ppc64.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build aix
-// +build ppc64
+//go:build aix && ppc64
+// +build aix,ppc64
 
 // Functions to access/create device major and minor numbers matching the
 // encoding used AIX.

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

@@ -0,0 +1,29 @@
+// Copyright 2020 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 zos && s390x
+// +build zos,s390x
+
+// Functions to access/create device major and minor numbers matching the
+// encoding used by z/OS.
+//
+// The information below is extracted and adapted from <sys/stat.h> macros.
+
+package unix
+
+// Major returns the major component of a z/OS device number.
+func Major(dev uint64) uint32 {
+	return uint32((dev >> 16) & 0x0000FFFF)
+}
+
+// Minor returns the minor component of a z/OS device number.
+func Minor(dev uint64) uint32 {
+	return uint32(dev & 0x0000FFFF)
+}
+
+// Mkdev returns a z/OS device number generated from the given major and minor
+// components.
+func Mkdev(major, minor uint32) uint64 {
+	return (uint64(major) << 16) | uint64(minor)
+}

vendor/golang.org/x/sys/unix/dirent.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 aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
 // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
 
 package unix

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

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 //
-// +build ppc64 s390x mips mips64
+//go:build armbe || arm64be || m68k || mips || mips64 || mips64p32 || ppc || ppc64 || s390 || s390x || shbe || sparc || sparc64
+// +build armbe arm64be m68k mips mips64 mips64p32 ppc ppc64 s390 s390x shbe sparc sparc64
 
 package unix
 

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

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 //
-// +build 386 amd64 amd64p32 arm arm64 ppc64le mipsle mips64le riscv64
+//go:build 386 || amd64 || amd64p32 || alpha || arm || arm64 || mipsle || mips64le || mips64p32le || nios2 || ppc64le || riscv || riscv64 || sh
+// +build 386 amd64 amd64p32 alpha arm arm64 mipsle mips64le mips64p32le nios2 ppc64le riscv riscv64 sh
 
 package unix
 

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

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
+//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
+// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 // Unix environment variables.
 

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

@@ -0,0 +1,221 @@
+// Copyright 2020 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 zos && s390x
+// +build zos,s390x
+
+package unix
+
+import (
+	"sync"
+)
+
+// This file simulates epoll on z/OS using poll.
+
+// Analogous to epoll_event on Linux.
+// TODO(neeilan): Pad is because the Linux kernel expects a 96-bit struct. We never pass this to the kernel; remove?
+type EpollEvent struct {
+	Events uint32
+	Fd     int32
+	Pad    int32
+}
+
+const (
+	EPOLLERR      = 0x8
+	EPOLLHUP      = 0x10
+	EPOLLIN       = 0x1
+	EPOLLMSG      = 0x400
+	EPOLLOUT      = 0x4
+	EPOLLPRI      = 0x2
+	EPOLLRDBAND   = 0x80
+	EPOLLRDNORM   = 0x40
+	EPOLLWRBAND   = 0x200
+	EPOLLWRNORM   = 0x100
+	EPOLL_CTL_ADD = 0x1
+	EPOLL_CTL_DEL = 0x2
+	EPOLL_CTL_MOD = 0x3
+	// The following constants are part of the epoll API, but represent
+	// currently unsupported functionality on z/OS.
+	// EPOLL_CLOEXEC  = 0x80000
+	// EPOLLET        = 0x80000000
+	// EPOLLONESHOT   = 0x40000000
+	// EPOLLRDHUP     = 0x2000     // Typically used with edge-triggered notis
+	// EPOLLEXCLUSIVE = 0x10000000 // Exclusive wake-up mode
+	// EPOLLWAKEUP    = 0x20000000 // Relies on Linux's BLOCK_SUSPEND capability
+)
+
+// TODO(neeilan): We can eliminate these epToPoll / pToEpoll calls by using identical mask values for POLL/EPOLL
+// constants where possible The lower 16 bits of epoll events (uint32) can fit any system poll event (int16).
+
+// epToPollEvt converts epoll event field to poll equivalent.
+// In epoll, Events is a 32-bit field, while poll uses 16 bits.
+func epToPollEvt(events uint32) int16 {
+	var ep2p = map[uint32]int16{
+		EPOLLIN:  POLLIN,
+		EPOLLOUT: POLLOUT,
+		EPOLLHUP: POLLHUP,
+		EPOLLPRI: POLLPRI,
+		EPOLLERR: POLLERR,
+	}
+
+	var pollEvts int16 = 0
+	for epEvt, pEvt := range ep2p {
+		if (events & epEvt) != 0 {
+			pollEvts |= pEvt
+		}
+	}
+
+	return pollEvts
+}
+
+// pToEpollEvt converts 16 bit poll event bitfields to 32-bit epoll event fields.
+func pToEpollEvt(revents int16) uint32 {
+	var p2ep = map[int16]uint32{
+		POLLIN:  EPOLLIN,
+		POLLOUT: EPOLLOUT,
+		POLLHUP: EPOLLHUP,
+		POLLPRI: EPOLLPRI,
+		POLLERR: EPOLLERR,
+	}
+
+	var epollEvts uint32 = 0
+	for pEvt, epEvt := range p2ep {
+		if (revents & pEvt) != 0 {
+			epollEvts |= epEvt
+		}
+	}
+
+	return epollEvts
+}
+
+// Per-process epoll implementation.
+type epollImpl struct {
+	mu       sync.Mutex
+	epfd2ep  map[int]*eventPoll
+	nextEpfd int
+}
+
+// eventPoll holds a set of file descriptors being watched by the process. A process can have multiple epoll instances.
+// On Linux, this is an in-kernel data structure accessed through a fd.
+type eventPoll struct {
+	mu  sync.Mutex
+	fds map[int]*EpollEvent
+}
+
+// epoll impl for this process.
+var impl epollImpl = epollImpl{
+	epfd2ep:  make(map[int]*eventPoll),
+	nextEpfd: 0,
+}
+
+func (e *epollImpl) epollcreate(size int) (epfd int, err error) {
+	e.mu.Lock()
+	defer e.mu.Unlock()
+	epfd = e.nextEpfd
+	e.nextEpfd++
+
+	e.epfd2ep[epfd] = &eventPoll{
+		fds: make(map[int]*EpollEvent),
+	}
+	return epfd, nil
+}
+
+func (e *epollImpl) epollcreate1(flag int) (fd int, err error) {
+	return e.epollcreate(4)
+}
+
+func (e *epollImpl) epollctl(epfd int, op int, fd int, event *EpollEvent) (err error) {
+	e.mu.Lock()
+	defer e.mu.Unlock()
+
+	ep, ok := e.epfd2ep[epfd]
+	if !ok {
+
+		return EBADF
+	}
+
+	switch op {
+	case EPOLL_CTL_ADD:
+		// TODO(neeilan): When we make epfds and fds disjoint, detect epoll
+		// loops here (instances watching each other) and return ELOOP.
+		if _, ok := ep.fds[fd]; ok {
+			return EEXIST
+		}
+		ep.fds[fd] = event
+	case EPOLL_CTL_MOD:
+		if _, ok := ep.fds[fd]; !ok {
+			return ENOENT
+		}
+		ep.fds[fd] = event
+	case EPOLL_CTL_DEL:
+		if _, ok := ep.fds[fd]; !ok {
+			return ENOENT
+		}
+		delete(ep.fds, fd)
+
+	}
+	return nil
+}
+
+// Must be called while holding ep.mu
+func (ep *eventPoll) getFds() []int {
+	fds := make([]int, len(ep.fds))
+	for fd := range ep.fds {
+		fds = append(fds, fd)
+	}
+	return fds
+}
+
+func (e *epollImpl) epollwait(epfd int, events []EpollEvent, msec int) (n int, err error) {
+	e.mu.Lock() // in [rare] case of concurrent epollcreate + epollwait
+	ep, ok := e.epfd2ep[epfd]
+
+	if !ok {
+		e.mu.Unlock()
+		return 0, EBADF
+	}
+
+	pollfds := make([]PollFd, 4)
+	for fd, epollevt := range ep.fds {
+		pollfds = append(pollfds, PollFd{Fd: int32(fd), Events: epToPollEvt(epollevt.Events)})
+	}
+	e.mu.Unlock()
+
+	n, err = Poll(pollfds, msec)
+	if err != nil {
+		return n, err
+	}
+
+	i := 0
+	for _, pFd := range pollfds {
+		if pFd.Revents != 0 {
+			events[i] = EpollEvent{Fd: pFd.Fd, Events: pToEpollEvt(pFd.Revents)}
+			i++
+		}
+
+		if i == n {
+			break
+		}
+	}
+
+	return n, nil
+}
+
+func EpollCreate(size int) (fd int, err error) {
+	return impl.epollcreate(size)
+}
+
+func EpollCreate1(flag int) (fd int, err error) {
+	return impl.epollcreate1(flag)
+}
+
+func EpollCtl(epfd int, op int, fd int, event *EpollEvent) (err error) {
+	return impl.epollctl(epfd, op, fd, event)
+}
+
+// Because EpollWait mutates events, the caller is expected to coordinate
+// concurrent access if calling with the same epfd from multiple goroutines.
+func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
+	return impl.epollwait(epfd, events, msec)
+}

vendor/golang.org/x/sys/unix/fcntl.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 dragonfly || freebsd || linux || netbsd || openbsd
 // +build dragonfly freebsd linux netbsd openbsd
 
 package unix

vendor/golang.org/x/sys/unix/fcntl_linux_32bit.go

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build linux,386 linux,arm linux,mips linux,mipsle
+//go:build (linux && 386) || (linux && arm) || (linux && mips) || (linux && mipsle) || (linux && ppc)
+// +build linux,386 linux,arm linux,mips linux,mipsle linux,ppc
 
 package unix
 

vendor/golang.org/x/sys/unix/fdset.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 aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
 // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
 
 package unix

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

@@ -0,0 +1,164 @@
+// Copyright 2020 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 zos && s390x
+// +build zos,s390x
+
+package unix
+
+import (
+	"unsafe"
+)
+
+// This file simulates fstatfs on z/OS using fstatvfs and w_getmntent.
+
+func Fstatfs(fd int, stat *Statfs_t) (err error) {
+	var stat_v Statvfs_t
+	err = Fstatvfs(fd, &stat_v)
+	if err == nil {
+		// populate stat
+		stat.Type = 0
+		stat.Bsize = stat_v.Bsize
+		stat.Blocks = stat_v.Blocks
+		stat.Bfree = stat_v.Bfree
+		stat.Bavail = stat_v.Bavail
+		stat.Files = stat_v.Files
+		stat.Ffree = stat_v.Ffree
+		stat.Fsid = stat_v.Fsid
+		stat.Namelen = stat_v.Namemax
+		stat.Frsize = stat_v.Frsize
+		stat.Flags = stat_v.Flag
+		for passn := 0; passn < 5; passn++ {
+			switch passn {
+			case 0:
+				err = tryGetmntent64(stat)
+				break
+			case 1:
+				err = tryGetmntent128(stat)
+				break
+			case 2:
+				err = tryGetmntent256(stat)
+				break
+			case 3:
+				err = tryGetmntent512(stat)
+				break
+			case 4:
+				err = tryGetmntent1024(stat)
+				break
+			default:
+				break
+			}
+			//proceed to return if: err is nil (found), err is nonnil but not ERANGE (another error occurred)
+			if err == nil || err != nil && err != ERANGE {
+				break
+			}
+		}
+	}
+	return err
+}
+
+func tryGetmntent64(stat *Statfs_t) (err error) {
+	var mnt_ent_buffer struct {
+		header       W_Mnth
+		filesys_info [64]W_Mntent
+	}
+	var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
+	fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
+	if err != nil {
+		return err
+	}
+	err = ERANGE //return ERANGE if no match is found in this batch
+	for i := 0; i < fs_count; i++ {
+		if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
+			stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
+			err = nil
+			break
+		}
+	}
+	return err
+}
+
+func tryGetmntent128(stat *Statfs_t) (err error) {
+	var mnt_ent_buffer struct {
+		header       W_Mnth
+		filesys_info [128]W_Mntent
+	}
+	var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
+	fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
+	if err != nil {
+		return err
+	}
+	err = ERANGE //return ERANGE if no match is found in this batch
+	for i := 0; i < fs_count; i++ {
+		if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
+			stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
+			err = nil
+			break
+		}
+	}
+	return err
+}
+
+func tryGetmntent256(stat *Statfs_t) (err error) {
+	var mnt_ent_buffer struct {
+		header       W_Mnth
+		filesys_info [256]W_Mntent
+	}
+	var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
+	fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
+	if err != nil {
+		return err
+	}
+	err = ERANGE //return ERANGE if no match is found in this batch
+	for i := 0; i < fs_count; i++ {
+		if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
+			stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
+			err = nil
+			break
+		}
+	}
+	return err
+}
+
+func tryGetmntent512(stat *Statfs_t) (err error) {
+	var mnt_ent_buffer struct {
+		header       W_Mnth
+		filesys_info [512]W_Mntent
+	}
+	var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
+	fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
+	if err != nil {
+		return err
+	}
+	err = ERANGE //return ERANGE if no match is found in this batch
+	for i := 0; i < fs_count; i++ {
+		if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
+			stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
+			err = nil
+			break
+		}
+	}
+	return err
+}
+
+func tryGetmntent1024(stat *Statfs_t) (err error) {
+	var mnt_ent_buffer struct {
+		header       W_Mnth
+		filesys_info [1024]W_Mntent
+	}
+	var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
+	fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
+	if err != nil {
+		return err
+	}
+	err = ERANGE //return ERANGE if no match is found in this batch
+	for i := 0; i < fs_count; i++ {
+		if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
+			stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
+			err = nil
+			break
+		}
+	}
+	return err
+}

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

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build gccgo
-// +build !aix
+//go:build gccgo && !aix
+// +build gccgo,!aix
 
 package unix
 

vendor/golang.org/x/sys/unix/gccgo_linux_amd64.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 gccgo && linux && amd64
 // +build gccgo,linux,amd64
 
 package unix

vendor/golang.org/x/sys/unix/ioctl.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 aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
 // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
 
 package unix

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

@@ -0,0 +1,196 @@
+// 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.
+
+package unix
+
+import (
+	"runtime"
+	"unsafe"
+)
+
+// IoctlRetInt performs an ioctl operation specified by req on a device
+// associated with opened file descriptor fd, and returns a non-negative
+// integer that is returned by the ioctl syscall.
+func IoctlRetInt(fd int, req uint) (int, error) {
+	ret, _, err := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), 0)
+	if err != 0 {
+		return 0, err
+	}
+	return int(ret), nil
+}
+
+func IoctlGetUint32(fd int, req uint) (uint32, error) {
+	var value uint32
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return value, err
+}
+
+func IoctlGetRTCTime(fd int) (*RTCTime, error) {
+	var value RTCTime
+	err := ioctl(fd, RTC_RD_TIME, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func IoctlSetRTCTime(fd int, value *RTCTime) error {
+	err := ioctl(fd, RTC_SET_TIME, uintptr(unsafe.Pointer(value)))
+	runtime.KeepAlive(value)
+	return err
+}
+
+func IoctlGetRTCWkAlrm(fd int) (*RTCWkAlrm, error) {
+	var value RTCWkAlrm
+	err := ioctl(fd, RTC_WKALM_RD, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func IoctlSetRTCWkAlrm(fd int, value *RTCWkAlrm) error {
+	err := ioctl(fd, RTC_WKALM_SET, uintptr(unsafe.Pointer(value)))
+	runtime.KeepAlive(value)
+	return err
+}
+
+type ifreqEthtool struct {
+	name [IFNAMSIZ]byte
+	data unsafe.Pointer
+}
+
+// IoctlGetEthtoolDrvinfo fetches ethtool driver information for the network
+// device specified by ifname.
+func IoctlGetEthtoolDrvinfo(fd int, ifname string) (*EthtoolDrvinfo, error) {
+	// Leave room for terminating NULL byte.
+	if len(ifname) >= IFNAMSIZ {
+		return nil, EINVAL
+	}
+
+	value := EthtoolDrvinfo{
+		Cmd: ETHTOOL_GDRVINFO,
+	}
+	ifreq := ifreqEthtool{
+		data: unsafe.Pointer(&value),
+	}
+	copy(ifreq.name[:], ifname)
+	err := ioctl(fd, SIOCETHTOOL, uintptr(unsafe.Pointer(&ifreq)))
+	runtime.KeepAlive(ifreq)
+	return &value, err
+}
+
+// IoctlGetWatchdogInfo fetches information about a watchdog device from the
+// Linux watchdog API. For more information, see:
+// https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html.
+func IoctlGetWatchdogInfo(fd int) (*WatchdogInfo, error) {
+	var value WatchdogInfo
+	err := ioctl(fd, WDIOC_GETSUPPORT, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+// IoctlWatchdogKeepalive issues a keepalive ioctl to a watchdog device. For
+// more information, see:
+// https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html.
+func IoctlWatchdogKeepalive(fd int) error {
+	return ioctl(fd, WDIOC_KEEPALIVE, 0)
+}
+
+// IoctlFileCloneRange performs an FICLONERANGE ioctl operation to clone the
+// range of data conveyed in value to the file associated with the file
+// descriptor destFd. See the ioctl_ficlonerange(2) man page for details.
+func IoctlFileCloneRange(destFd int, value *FileCloneRange) error {
+	err := ioctl(destFd, FICLONERANGE, uintptr(unsafe.Pointer(value)))
+	runtime.KeepAlive(value)
+	return err
+}
+
+// IoctlFileClone performs an FICLONE ioctl operation to clone the entire file
+// associated with the file description srcFd to the file associated with the
+// file descriptor destFd. See the ioctl_ficlone(2) man page for details.
+func IoctlFileClone(destFd, srcFd int) error {
+	return ioctl(destFd, FICLONE, uintptr(srcFd))
+}
+
+type FileDedupeRange struct {
+	Src_offset uint64
+	Src_length uint64
+	Reserved1  uint16
+	Reserved2  uint32
+	Info       []FileDedupeRangeInfo
+}
+
+type FileDedupeRangeInfo struct {
+	Dest_fd       int64
+	Dest_offset   uint64
+	Bytes_deduped uint64
+	Status        int32
+	Reserved      uint32
+}
+
+// IoctlFileDedupeRange performs an FIDEDUPERANGE ioctl operation to share the
+// range of data conveyed in value from the file associated with the file
+// descriptor srcFd to the value.Info destinations. See the
+// ioctl_fideduperange(2) man page for details.
+func IoctlFileDedupeRange(srcFd int, value *FileDedupeRange) error {
+	buf := make([]byte, SizeofRawFileDedupeRange+
+		len(value.Info)*SizeofRawFileDedupeRangeInfo)
+	rawrange := (*RawFileDedupeRange)(unsafe.Pointer(&buf[0]))
+	rawrange.Src_offset = value.Src_offset
+	rawrange.Src_length = value.Src_length
+	rawrange.Dest_count = uint16(len(value.Info))
+	rawrange.Reserved1 = value.Reserved1
+	rawrange.Reserved2 = value.Reserved2
+
+	for i := range value.Info {
+		rawinfo := (*RawFileDedupeRangeInfo)(unsafe.Pointer(
+			uintptr(unsafe.Pointer(&buf[0])) + uintptr(SizeofRawFileDedupeRange) +
+				uintptr(i*SizeofRawFileDedupeRangeInfo)))
+		rawinfo.Dest_fd = value.Info[i].Dest_fd
+		rawinfo.Dest_offset = value.Info[i].Dest_offset
+		rawinfo.Bytes_deduped = value.Info[i].Bytes_deduped
+		rawinfo.Status = value.Info[i].Status
+		rawinfo.Reserved = value.Info[i].Reserved
+	}
+
+	err := ioctl(srcFd, FIDEDUPERANGE, uintptr(unsafe.Pointer(&buf[0])))
+
+	// Output
+	for i := range value.Info {
+		rawinfo := (*RawFileDedupeRangeInfo)(unsafe.Pointer(
+			uintptr(unsafe.Pointer(&buf[0])) + uintptr(SizeofRawFileDedupeRange) +
+				uintptr(i*SizeofRawFileDedupeRangeInfo)))
+		value.Info[i].Dest_fd = rawinfo.Dest_fd
+		value.Info[i].Dest_offset = rawinfo.Dest_offset
+		value.Info[i].Bytes_deduped = rawinfo.Bytes_deduped
+		value.Info[i].Status = rawinfo.Status
+		value.Info[i].Reserved = rawinfo.Reserved
+	}
+
+	return err
+}
+
+func IoctlHIDGetDesc(fd int, value *HIDRawReportDescriptor) error {
+	err := ioctl(fd, HIDIOCGRDESC, uintptr(unsafe.Pointer(value)))
+	runtime.KeepAlive(value)
+	return err
+}
+
+func IoctlHIDGetRawInfo(fd int) (*HIDRawDevInfo, error) {
+	var value HIDRawDevInfo
+	err := ioctl(fd, HIDIOCGRAWINFO, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+func IoctlHIDGetRawName(fd int) (string, error) {
+	var value [_HIDIOCGRAWNAME_LEN]byte
+	err := ioctl(fd, _HIDIOCGRAWNAME, uintptr(unsafe.Pointer(&value[0])))
+	return ByteSliceToString(value[:]), err
+}
+
+func IoctlHIDGetRawPhys(fd int) (string, error) {
+	var value [_HIDIOCGRAWPHYS_LEN]byte
+	err := ioctl(fd, _HIDIOCGRAWPHYS, uintptr(unsafe.Pointer(&value[0])))
+	return ByteSliceToString(value[:]), err
+}
+
+func IoctlHIDGetRawUniq(fd int) (string, error) {
+	var value [_HIDIOCGRAWUNIQ_LEN]byte
+	err := ioctl(fd, _HIDIOCGRAWUNIQ, uintptr(unsafe.Pointer(&value[0])))
+	return ByteSliceToString(value[:]), err
+}

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

@@ -0,0 +1,74 @@
+// Copyright 2020 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 zos && s390x
+// +build zos,s390x
+
+package unix
+
+import (
+	"runtime"
+	"unsafe"
+)
+
+// ioctl itself should not be exposed directly, but additional get/set
+// functions for specific types are permissible.
+
+// IoctlSetInt performs an ioctl operation which sets an integer value
+// on fd, using the specified request number.
+func IoctlSetInt(fd int, req uint, value int) error {
+	return ioctl(fd, req, uintptr(value))
+}
+
+// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
+//
+// To change fd's window size, the req argument should be TIOCSWINSZ.
+func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
+	// TODO: if we get the chance, remove the req parameter and
+	// hardcode TIOCSWINSZ.
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+	runtime.KeepAlive(value)
+	return err
+}
+
+// IoctlSetTermios performs an ioctl on fd with a *Termios.
+//
+// The req value is expected to be TCSETS, TCSETSW, or TCSETSF
+func IoctlSetTermios(fd int, req uint, value *Termios) error {
+	if (req != TCSETS) && (req != TCSETSW) && (req != TCSETSF) {
+		return ENOSYS
+	}
+	err := Tcsetattr(fd, int(req), value)
+	runtime.KeepAlive(value)
+	return err
+}
+
+// IoctlGetInt performs an ioctl operation which gets an integer value
+// from fd, using the specified request number.
+//
+// A few ioctl requests use the return value as an output parameter;
+// for those, IoctlRetInt should be used instead of this function.
+func IoctlGetInt(fd int, req uint) (int, error) {
+	var value int
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return value, err
+}
+
+func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
+	var value Winsize
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
+// IoctlGetTermios performs an ioctl on fd with a *Termios.
+//
+// The req value is expected to be TCGETS
+func IoctlGetTermios(fd int, req uint) (*Termios, error) {
+	var value Termios
+	if req != TCGETS {
+		return &value, ENOSYS
+	}
+	err := Tcgetattr(fd, &value)
+	return &value, err
+}

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

@@ -199,7 +199,7 @@ illumos_amd64)
         mksyscall="go run mksyscall_solaris.go"
 	mkerrors=
 	mksysnum=
-	mktypes=
+	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
 	;;
 *)
 	echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2

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

@@ -56,6 +56,7 @@ includes_Darwin='
 #define _DARWIN_C_SOURCE
 #define KERNEL
 #define _DARWIN_USE_64_BIT_INODE
+#define __APPLE_USE_RFC_3542
 #include <stdint.h>
 #include <sys/attr.h>
 #include <sys/clonefile.h>
@@ -65,6 +66,7 @@ includes_Darwin='
 #include <sys/ptrace.h>
 #include <sys/select.h>
 #include <sys/socket.h>
+#include <sys/un.h>
 #include <sys/sockio.h>
 #include <sys/sys_domain.h>
 #include <sys/sysctl.h>
@@ -114,6 +116,7 @@ includes_FreeBSD='
 #include <sys/sched.h>
 #include <sys/select.h>
 #include <sys/socket.h>
+#include <sys/un.h>
 #include <sys/sockio.h>
 #include <sys/stat.h>
 #include <sys/sysctl.h>
@@ -204,6 +207,7 @@ struct ltchars {
 #include <linux/devlink.h>
 #include <linux/dm-ioctl.h>
 #include <linux/errqueue.h>
+#include <linux/ethtool_netlink.h>
 #include <linux/falloc.h>
 #include <linux/fanotify.h>
 #include <linux/filter.h>
@@ -212,6 +216,8 @@ struct ltchars {
 #include <linux/fsverity.h>
 #include <linux/genetlink.h>
 #include <linux/hdreg.h>
+#include <linux/hidraw.h>
+#include <linux/icmp.h>
 #include <linux/icmpv6.h>
 #include <linux/if.h>
 #include <linux/if_addr.h>
@@ -222,9 +228,11 @@ struct ltchars {
 #include <linux/if_tun.h>
 #include <linux/if_packet.h>
 #include <linux/if_xdp.h>
+#include <linux/input.h>
 #include <linux/kexec.h>
 #include <linux/keyctl.h>
 #include <linux/loop.h>
+#include <linux/lwtunnel.h>
 #include <linux/magic.h>
 #include <linux/memfd.h>
 #include <linux/module.h>
@@ -297,6 +305,17 @@ struct ltchars {
 // Including linux/l2tp.h here causes conflicts between linux/in.h
 // and netinet/in.h included via net/route.h above.
 #define IPPROTO_L2TP		115
+
+// Copied from linux/hid.h.
+// Keep in sync with the size of the referenced fields.
+#define _HIDIOCGRAWNAME_LEN	128 // sizeof_field(struct hid_device, name)
+#define _HIDIOCGRAWPHYS_LEN	64  // sizeof_field(struct hid_device, phys)
+#define _HIDIOCGRAWUNIQ_LEN	64  // sizeof_field(struct hid_device, uniq)
+
+#define _HIDIOCGRAWNAME		HIDIOCGRAWNAME(_HIDIOCGRAWNAME_LEN)
+#define _HIDIOCGRAWPHYS		HIDIOCGRAWPHYS(_HIDIOCGRAWPHYS_LEN)
+#define _HIDIOCGRAWUNIQ		HIDIOCGRAWUNIQ(_HIDIOCGRAWUNIQ_LEN)
+
 '
 
 includes_NetBSD='
@@ -386,10 +405,11 @@ includes_SunOS='
 #include <net/if_arp.h>
 #include <net/if_types.h>
 #include <net/route.h>
+#include <netinet/icmp6.h>
 #include <netinet/in.h>
-#include <termios.h>
 #include <netinet/ip.h>
 #include <netinet/ip_mroute.h>
+#include <termios.h>
 '
 
 
@@ -444,6 +464,8 @@ ccflags="$@"
 		$2 !~ /^EPROC_/ &&
 		$2 !~ /^EQUIV_/ &&
 		$2 !~ /^EXPR_/ &&
+		$2 !~ /^EVIOC/ &&
+		$2 !~ /^EV_/ &&
 		$2 ~ /^E[A-Z0-9_]+$/ ||
 		$2 ~ /^B[0-9_]+$/ ||
 		$2 ~ /^(OLD|NEW)DEV$/ ||
@@ -478,10 +500,10 @@ ccflags="$@"
 		$2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
 		$2 ~ /^LO_(KEY|NAME)_SIZE$/ ||
 		$2 ~ /^LOOP_(CLR|CTL|GET|SET)_/ ||
-		$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|TCP|MCAST|EVFILT|NOTE|EV|SHUT|PROT|MAP|MFD|T?PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ ||
+		$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|TCP|MCAST|EVFILT|NOTE|SHUT|PROT|MAP|MFD|T?PACKET|MSG|SCM|MCL|DT|MADV|PR|LOCAL)_/ ||
 		$2 ~ /^TP_STATUS_/ ||
 		$2 ~ /^FALLOC_/ ||
-		$2 == "ICMPV6_FILTER" ||
+		$2 ~ /^ICMPV?6?_(FILTER|SEC)/ ||
 		$2 == "SOMAXCONN" ||
 		$2 == "NAME_MAX" ||
 		$2 == "IFNAMSIZ" ||
@@ -560,11 +582,17 @@ ccflags="$@"
 		$2 ~ /^(HDIO|WIN|SMART)_/ ||
 		$2 ~ /^CRYPTO_/ ||
 		$2 ~ /^TIPC_/ ||
+		$2 !~  "DEVLINK_RELOAD_LIMITS_VALID_MASK" &&
 		$2 ~ /^DEVLINK_/ ||
+		$2 ~ /^ETHTOOL_/ ||
+		$2 ~ /^LWTUNNEL_IP/ ||
 		$2 !~ "WMESGLEN" &&
 		$2 ~ /^W[A-Z0-9]+$/ ||
 		$2 ~/^PPPIOC/ ||
 		$2 ~ /^FAN_|FANOTIFY_/ ||
+		$2 == "HID_MAX_DESCRIPTOR_SIZE" ||
+		$2 ~ /^_?HIDIOC/ ||
+		$2 ~ /^BUS_(USB|HIL|BLUETOOTH|VIRTUAL)$/ ||
 		$2 ~ /^BLK[A-Z]*(GET$|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)}
@@ -602,6 +630,7 @@ echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags |
 echo '// mkerrors.sh' "$@"
 echo '// Code generated by the command above; see README.md. DO NOT EDIT.'
 echo
+echo "//go:build ${GOARCH} && ${GOOS}"
 echo "// +build ${GOARCH},${GOOS}"
 echo
 go tool cgo -godefs -- "$@" _const.go >_error.out

vendor/golang.org/x/sys/unix/pagesize_unix.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 aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
 // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
 
 // For Unix, get the pagesize from the runtime.

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

@@ -0,0 +1,12 @@
+// Copyright 2020 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
+
+func ptrace(request int, pid int, addr uintptr, data uintptr) error {
+	return ptrace1(request, pid, addr, data)
+}

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

@@ -0,0 +1,12 @@
+// Copyright 2020 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 ios
+// +build ios
+
+package unix
+
+func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
+	return ENOTSUP
+}

vendor/golang.org/x/sys/unix/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 (darwin && race) || (linux && race) || (freebsd && race)
 // +build darwin,race linux,race freebsd,race
 
 package unix

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

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build aix darwin,!race linux,!race freebsd,!race netbsd openbsd solaris dragonfly
+//go:build aix || (darwin && !race) || (linux && !race) || (freebsd && !race) || netbsd || openbsd || solaris || dragonfly || zos
+// +build aix darwin,!race linux,!race freebsd,!race netbsd openbsd solaris dragonfly zos
 
 package unix