The attached patch fixes long scheduling latencies in the ext3 code, and it
also cleans up the existing lock-break functionality to use the new
primitives.

This patch has been in the -VP patchset for quite some time.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>