I recently realized that the in-kernel copy of hangcheck-timer was quite
stale.  Here's the latest.  It adds support for s390, ppc64, and ia64 too.
Signed-off-by: NJoel Becker <joel.becker@oracle.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>