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syscall: call getfsstat via libc on openbsd

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On openbsd, call getfsstat directly via libc, instead of calling it
via syscall.Syscall.

Updates golang/go#63900

Change-Id: I99a3555b3207754b107dbabf63440569fca93eea
Reviewed-on: https://go-review.googlesource.com/c/sys/+/538976
Reviewed-by: Cherry Mui <cherryyz@google.com>
Run-TryBot: Joel Sing <joel@sing.id.au>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Josh Rickmar <jrick@zettaport.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
This commit is contained in:
Joel Sing
2023-11-03 11:48:45 +00:00
parent 661d749b94
commit cb378ae1ff
15 changed files with 145 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
unix/syscall_openbsd.go
+4 -8
View File
@@ -137,18 +137,13 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
}
func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
var _p0 unsafe.Pointer
var bufptr *Statfs_t
var bufsize uintptr
if len(buf) > 0 {
_p0 = unsafe.Pointer(&buf[0])
bufptr = &buf[0]
bufsize = unsafe.Sizeof(Statfs_t{}) * uintptr(len(buf))
}
r0, _, e1 := Syscall(SYS_GETFSSTAT, uintptr(_p0), bufsize, uintptr(flags))
n = int(r0)
if e1 != 0 {
err = e1
}
return
return getfsstat(bufptr, bufsize, flags)
}
//sysnb getresuid(ruid *_C_int, euid *_C_int, suid *_C_int)
@@ -326,6 +321,7 @@ func Uname(uname *Utsname) error {
//sys write(fd int, p []byte) (n int, err error)
//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
//sys munmap(addr uintptr, length uintptr) (err error)
//sys getfsstat(stat *Statfs_t, bufsize uintptr, flags int) (n int, err error)
//sys utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
//sys pledge(promises *byte, execpromises *byte) (err error)
//sys unveil(path *byte, flags *byte) (err error)