tree 0fd4e7816dc310a48e95901ae411e5442805e224
parent 6d751c43b29deb1d990fb9644c13ca941c9d1305
author Heiko Carstens <heiko.carstens@de.ibm.com> 1140213166 -0800
committer Linus Torvalds <torvalds@g5.osdl.org> 1140213566 -0800

[PATCH] s390: fix preempt_count of idle thread with cpu hotplug

Set preempt_count of idle_thread to zero before switching off cpu.  Otherwise
the preempt_count will be wrong if the cpu is switched on again since the
thread will be reused.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>