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unix: fix fsync for read-only files on aix

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On aix, the fsync syscall doesn't work on read-only files. Use
fsync_range instead to allow Fsync to work on any file.

Follow CL 254657 which did the same in package syscall.

For golang/go#41372

Change-Id: Ibc55ecf5c43e27a04281af1a204f847eeafeea63
Reviewed-on: https://go-review.googlesource.com/c/sys/+/362274
Trust: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Tobias Klauser
2021-11-09 06:54:45 +00:00
committed by Tobias Klauser
parent cbcd623f20
commit 02f5c0300f
5 changed files with 45 additions and 41 deletions
Download Patch File Download Diff File Expand all files Collapse all files
unix/zsyscall_aix_ppc64_gccgo.go
+9 -9
View File
@@ -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()