From 6903a774ecbbd05596adda5e2b5e18d58dd3a8f9 Mon Sep 17 00:00:00 2001 From: Stefan Majewsky Date: Tue, 9 Jun 2026 21:09:39 +0200 Subject: bump all dependencies to their latest versions --- vendor/golang.org/x/sys/unix/syscall_linux.go | 120 +++++--------------------- 1 file changed, 23 insertions(+), 97 deletions(-) (limited to 'vendor/golang.org/x/sys/unix/syscall_linux.go') diff --git a/vendor/golang.org/x/sys/unix/syscall_linux.go b/vendor/golang.org/x/sys/unix/syscall_linux.go index 4958a65..ce4d7ab 100644 --- a/vendor/golang.org/x/sys/unix/syscall_linux.go +++ b/vendor/golang.org/x/sys/unix/syscall_linux.go @@ -801,9 +801,7 @@ func (sa *SockaddrPPPoE) sockaddr() (unsafe.Pointer, _Socklen, error) { // one. The kernel expects SID to be in network byte order. binary.BigEndian.PutUint16(sa.raw[6:8], sa.SID) copy(sa.raw[8:14], sa.Remote) - for i := 14; i < 14+IFNAMSIZ; i++ { - sa.raw[i] = 0 - } + clear(sa.raw[14 : 14+IFNAMSIZ]) copy(sa.raw[14:], sa.Dev) return unsafe.Pointer(&sa.raw), SizeofSockaddrPPPoX, nil } @@ -2152,33 +2150,10 @@ func Signalfd(fd int, sigmask *Sigset_t, flags int) (newfd int, err error) { //sys exitThread(code int) (err error) = SYS_EXIT //sys readv(fd int, iovs []Iovec) (n int, err error) = SYS_READV //sys writev(fd int, iovs []Iovec) (n int, err error) = SYS_WRITEV -//sys preadv(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr) (n int, err error) = SYS_PREADV -//sys pwritev(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr) (n int, err error) = SYS_PWRITEV -//sys preadv2(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr, flags int) (n int, err error) = SYS_PREADV2 -//sys pwritev2(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr, flags int) (n int, err error) = SYS_PWRITEV2 - -// minIovec is the size of the small initial allocation used by -// Readv, Writev, etc. -// -// This small allocation gets stack allocated, which lets the -// common use case of len(iovs) <= minIovs avoid more expensive -// heap allocations. -const minIovec = 8 - -// appendBytes converts bs to Iovecs and appends them to vecs. -func appendBytes(vecs []Iovec, bs [][]byte) []Iovec { - for _, b := range bs { - var v Iovec - v.SetLen(len(b)) - if len(b) > 0 { - v.Base = &b[0] - } else { - v.Base = (*byte)(unsafe.Pointer(&_zero)) - } - vecs = append(vecs, v) - } - return vecs -} +//sys preadvSyscall(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr) (n int, err error) = SYS_PREADV +//sys pwritevSyscall(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr) (n int, err error) = SYS_PWRITEV +//sys preadv2Syscall(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr, flags int) (n int, err error) = SYS_PREADV2 +//sys pwritev2Syscall(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr, flags int) (n int, err error) = SYS_PWRITEV2 // offs2lohi splits offs into its low and high order bits. func offs2lohi(offs int64) (lo, hi uintptr) { @@ -2186,69 +2161,23 @@ func offs2lohi(offs int64) (lo, hi uintptr) { return uintptr(offs), uintptr(uint64(offs) >> (longBits - 1) >> 1) // two shifts to avoid false positive in vet } -func Readv(fd int, iovs [][]byte) (n int, err error) { - iovecs := make([]Iovec, 0, minIovec) - iovecs = appendBytes(iovecs, iovs) - n, err = readv(fd, iovecs) - readvRacedetect(iovecs, n, err) - return n, err -} - -func Preadv(fd int, iovs [][]byte, offset int64) (n int, err error) { - iovecs := make([]Iovec, 0, minIovec) - iovecs = appendBytes(iovecs, iovs) +func preadv(fd int, iovecs []Iovec, offset int64) (n int, err error) { lo, hi := offs2lohi(offset) - n, err = preadv(fd, iovecs, lo, hi) - readvRacedetect(iovecs, n, err) - return n, err + return preadvSyscall(fd, iovecs, lo, hi) } func Preadv2(fd int, iovs [][]byte, offset int64, flags int) (n int, err error) { iovecs := make([]Iovec, 0, minIovec) iovecs = appendBytes(iovecs, iovs) lo, hi := offs2lohi(offset) - n, err = preadv2(fd, iovecs, lo, hi, flags) - readvRacedetect(iovecs, n, err) - return n, err -} - -func readvRacedetect(iovecs []Iovec, n int, err error) { - if !raceenabled { - return - } - for i := 0; n > 0 && i < len(iovecs); i++ { - m := min(int(iovecs[i].Len), n) - n -= m - if m > 0 { - raceWriteRange(unsafe.Pointer(iovecs[i].Base), m) - } - } - if err == nil { - raceAcquire(unsafe.Pointer(&ioSync)) - } -} - -func Writev(fd int, iovs [][]byte) (n int, err error) { - iovecs := make([]Iovec, 0, minIovec) - iovecs = appendBytes(iovecs, iovs) - if raceenabled { - raceReleaseMerge(unsafe.Pointer(&ioSync)) - } - n, err = writev(fd, iovecs) - writevRacedetect(iovecs, n) + n, err = preadv2Syscall(fd, iovecs, lo, hi, flags) + readvRaceDetect(iovecs, n, err) return n, err } -func Pwritev(fd int, iovs [][]byte, offset int64) (n int, err error) { - iovecs := make([]Iovec, 0, minIovec) - iovecs = appendBytes(iovecs, iovs) - if raceenabled { - raceReleaseMerge(unsafe.Pointer(&ioSync)) - } +func pwritev(fd int, iovecs []Iovec, offset int64) (n int, err error) { lo, hi := offs2lohi(offset) - n, err = pwritev(fd, iovecs, lo, hi) - writevRacedetect(iovecs, n) - return n, err + return pwritevSyscall(fd, iovecs, lo, hi) } func Pwritev2(fd int, iovs [][]byte, offset int64, flags int) (n int, err error) { @@ -2258,24 +2187,11 @@ func Pwritev2(fd int, iovs [][]byte, offset int64, flags int) (n int, err error) raceReleaseMerge(unsafe.Pointer(&ioSync)) } lo, hi := offs2lohi(offset) - n, err = pwritev2(fd, iovecs, lo, hi, flags) - writevRacedetect(iovecs, n) + n, err = pwritev2Syscall(fd, iovecs, lo, hi, flags) + writevRaceDetect(iovecs, n) return n, err } -func writevRacedetect(iovecs []Iovec, n int) { - if !raceenabled { - return - } - for i := 0; n > 0 && i < len(iovecs); i++ { - m := min(int(iovecs[i].Len), n) - n -= m - if m > 0 { - raceReadRange(unsafe.Pointer(iovecs[i].Base), m) - } - } -} - // mmap varies by architecture; see syscall_linux_*.go. //sys munmap(addr uintptr, length uintptr) (err error) //sys mremap(oldaddr uintptr, oldlength uintptr, newlength uintptr, flags int, newaddr uintptr) (xaddr uintptr, err error) @@ -2645,3 +2561,13 @@ func SchedGetAttr(pid int, flags uint) (*SchedAttr, error) { //sys Cachestat(fd uint, crange *CachestatRange, cstat *Cachestat_t, flags uint) (err error) //sys Mseal(b []byte, flags uint) (err error) + +//sys setMemPolicy(mode int, mask unsafe.Pointer, size uintptr) (err error) = SYS_SET_MEMPOLICY + +func SetMemPolicy(mode int, mask *CPUSet) error { + return setMemPolicy(mode, unsafe.Pointer(mask), _CPU_SETSIZE) +} + +func SetMemPolicyDynamic(mode int, mask CPUSetDynamic) error { + return setMemPolicy(mode, mask.pointer(), mask.size()) +} -- cgit v1.3.1