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authorYong Zhang <yong.zhang0@gmail.com>2011-05-09 22:07:05 +0800
committerIngo Molnar <mingo@elte.hu>2011-05-16 11:01:18 +0200
commitdb44fc017d5989302713ab4e7f9e922b648f4b59 (patch)
treea6b8830b580fe5ebf7b0ff2f271c59173b15bc9b /init
parent61eadef6a9bde9ea62fda724a9cb501ce9bc925a (diff)
sched: Avoid going ahead if ->cpus_allowed is not changed
If cpumask_equal(&p->cpus_allowed, new_mask) is true, seems there is no reason to prevent set_cpus_allowed_ptr() return directly. Signed-off-by: Yong Zhang <yong.zhang0@gmail.com> Acked-by: Hillf Danton <dhillf@gmail.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20110509140705.GA2219@zhy Signed-off-by: Ingo Molnar <mingo@elte.hu>
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