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Commit a69201d6 authored Dec 11, 2012 by Jeff Layton Committed by Al Viro Dec 20, 2012

vfs: allow utimensat() calls to retry once on an ESTALE error



Clearly, we can't handle the NULL filename case, but we can deal with
the case where there's a real pathname.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent 96948fc6

fs/utimes.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -158,13 +158,17 @@ long do_utimes(int dfd, const char __user filename, struct timespec times,

		if (!(flags & AT_SYMLINK_NOFOLLOW))
		lookup_flags \|= LOOKUP_FOLLOW;

		retry:
		error = user_path_at(dfd, filename, lookup_flags, &path);
		if (error)
		goto out;

		error = utimes_common(&path, times);
		path_put(&path);
		if (retry_estale(error, lookup_flags)) {
		lookup_flags \|= LOOKUP_REVAL;
		goto retry;
		}
		}

		out: