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(parent: 6cecd08) | patch
sched: Remove unnecessary RCU exclusion
authorPeter Zijlstra <a.p.zijlstra@chello.nl>
Tue, 1 Dec 2009 11:21:47 +0000 (12:21 +0100)
committerIngo Molnar <mingo@elte.hu>
Wed, 9 Dec 2009 09:03:08 +0000 (10:03 +0100)
commitfb58bac5c75bfff8bbf7d02071a10a62f32fe28b
treeb2ff68b388efa043c152d75254da27171ea5e586tree | snapshot
parent6cecd084d0fd27bb1e498e2829fd45846d806856commit | diff
sched: Remove unnecessary RCU exclusion

As Nick pointed out, and realized by myself when doing:
   sched: Fix balance vs hotplug race
the patch:
   sched: for_each_domain() vs RCU

is wrong, sched_domains are freed after synchronize_sched(), which
means disabling preemption is enough.

Reported-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/sched_fair.c diff | blob | history
Full containers within linux kernel