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| author | Jeff Layton <jlayton@redhat.com> | 2012-12-11 21:10:18 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-21 03:50:11 +0400 |
| commit | b729d75d19777a5dd34672020516eada43ff026f (patch) | |
| tree | b5419b7700f6763a96d3e41b0e5beb193e6ca551 /fs/xattr.c | |
| parent | 12f06212990400db1b54bd7b49b7f6f5f1b32469 (diff) | |
| download | linux-b729d75d19777a5dd34672020516eada43ff026f.tar.xz | |
vfs: make lremovexattr retry once on ESTALE error
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/xattr.c')
| -rw-r--r-- | fs/xattr.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/xattr.c b/fs/xattr.c index 4caa8efeada3..3377dff18404 100644 --- a/fs/xattr.c +++ b/fs/xattr.c @@ -668,8 +668,9 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname, { struct path path; int error; - - error = user_lpath(pathname, &path); + unsigned int lookup_flags = 0; +retry: + error = user_path_at(AT_FDCWD, pathname, lookup_flags, &path); if (error) return error; error = mnt_want_write(path.mnt); @@ -678,6 +679,10 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname, mnt_drop_write(path.mnt); } path_put(&path); + if (retry_estale(error, lookup_flags)) { + lookup_flags |= LOOKUP_REVAL; + goto retry; + } return error; } |