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| author | Jeff Layton <jlayton@redhat.com> | 2012-12-11 12:10:13 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-20 18:50:07 -0500 |
| commit | 99a5df37a03c99e57d0da4f847a515b658963fbb (patch) | |
| tree | 30705a9b8d386d88045f4955c551d6bf9ceb86d7 | |
| parent | 14ff690c0f94cf2e37f7c448f4f09bf0b4006d62 (diff) | |
| download | linux-99a5df37a03c99e57d0da4f847a515b658963fbb.tar.gz linux-99a5df37a03c99e57d0da4f847a515b658963fbb.tar.bz2 linux-99a5df37a03c99e57d0da4f847a515b658963fbb.zip | |
vfs: make fchownat retry once on ESTALE errors
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | fs/open.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/open.c b/fs/open.c index 99c3ce5f897b..9b33c0cbfacf 100644 --- a/fs/open.c +++ b/fs/open.c @@ -582,6 +582,7 @@ SYSCALL_DEFINE5(fchownat, int, dfd, const char __user *, filename, uid_t, user, lookup_flags = (flag & AT_SYMLINK_NOFOLLOW) ? 0 : LOOKUP_FOLLOW; if (flag & AT_EMPTY_PATH) lookup_flags |= LOOKUP_EMPTY; +retry: error = user_path_at(dfd, filename, lookup_flags, &path); if (error) goto out; @@ -592,6 +593,10 @@ SYSCALL_DEFINE5(fchownat, int, dfd, const char __user *, filename, uid_t, user, mnt_drop_write(path.mnt); out_release: path_put(&path); + if (retry_estale(error, lookup_flags)) { + lookup_flags |= LOOKUP_REVAL; + goto retry; + } out: return error; } |