tree 70486b4524e672d800c2fbf36d06c73306efacf6
parent 281e0e3b34acb76a157576d27abc85c09fcf78e3
author Mark Lord <lkml@rtr.ca> 1191226810 -0700
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1191250343 -0700

Fix SMP poweroff hangs

We need to disable all CPUs other than the boot CPU (usually 0) before
attempting to power-off modern SMP machines.  This fixes the
hang-on-poweroff issue on my MythTV SMP box, and also on Thomas Gleixner's
new toybox.

Signed-off-by: Mark Lord <mlord@pobox.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>