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unix: add mount_setattr support for linux

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This brings in mount_setattr(2) support, added to Linux 5.12 kernel and
documented at https://man7.org/linux/man-pages/man2/mount_setattr.2.html

Change-Id: I5609980c18aef80f9429a8c8cec8c1e129f74ab7
Reviewed-on: https://go-review.googlesource.com/c/sys/+/363444
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
This commit is contained in:
Kir Kolyshkin
2021-11-16 06:13:58 +00:00
committed by Tobias Klauser
parent 0c823b97ae
commit 0a5406a544
6 changed files with 54 additions and 1 deletions
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unix/zsyscall_linux.go
+15
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@@ -409,6 +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)