Commit b729d75d authored by Jeff Layton's avatar Jeff Layton Committed by Al Viro

vfs: make lremovexattr retry once on ESTALE error

Signed-off-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 12f06212
...@@ -668,8 +668,9 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname, ...@@ -668,8 +668,9 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname,
{ {
struct path path; struct path path;
int error; int error;
unsigned int lookup_flags = 0;
error = user_lpath(pathname, &path); retry:
error = user_path_at(AT_FDCWD, pathname, lookup_flags, &path);
if (error) if (error)
return error; return error;
error = mnt_want_write(path.mnt); error = mnt_want_write(path.mnt);
...@@ -678,6 +679,10 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname, ...@@ -678,6 +679,10 @@ SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname,
mnt_drop_write(path.mnt); mnt_drop_write(path.mnt);
} }
path_put(&path); path_put(&path);
if (retry_estale(error, lookup_flags)) {
lookup_flags |= LOOKUP_REVAL;
goto retry;
}
return error; return error;
} }
......
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