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fs-util: drop fallback for kernels without AT_EMPTY_PATH support (< 5.8)

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This commit is contained in:
Mike Yuan
2026-01-19 13:33:26 +01:00
parent 6753bd8a2f
commit 52bf232e82
1 changed files with 2 additions and 32 deletions
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src/basic/fs-util.c
+2 -32
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@@ -321,22 +321,7 @@ int futimens_opath(int fd, const struct timespec ts[2]) {
assert(fd >= 0);
if (utimensat(fd, "", ts, AT_EMPTY_PATH) >= 0)
return 0;
if (errno != EINVAL)
return -errno;
/* Support for AT_EMPTY_PATH is added rather late (kernel 5.8), so fall back to going through /proc/
* if unavailable. */
if (utimensat(AT_FDCWD, FORMAT_PROC_FD_PATH(fd), ts, /* flags= */ 0) < 0) {
if (errno != ENOENT)
return -errno;
return proc_fd_enoent_errno();
}
return 0;
return RET_NERRNO(utimensat(fd, "", ts, AT_EMPTY_PATH));
}
int stat_warn_permissions(const char *path, const struct stat *st) {
@@ -722,22 +707,7 @@ int access_fd(int fd, int mode) {
assert(fd >= 0);
if (faccessat(fd, "", mode, AT_EMPTY_PATH) >= 0)
return 0;
if (errno != EINVAL)
return -errno;
/* Support for AT_EMPTY_PATH is added rather late (kernel 5.8), so fall back to going through /proc/
* if unavailable. */
if (access(FORMAT_PROC_FD_PATH(fd), mode) < 0) {
if (errno != ENOENT)
return -errno;
return proc_fd_enoent_errno();
}
return 0;
return RET_NERRNO(faccessat(fd, "", mode, AT_EMPTY_PATH));
}
int unlinkat_deallocate(int fd, const char *name, UnlinkDeallocateFlags flags) {