x86: reduce preemption off section in exit thread

Impact: latency improvement

No need to keep preemption disabled over the kfree call.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2009-03-16 13:07:21 +01:00
commit 250981e6e1