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| author | Yong Zhang <yong.zhang0@gmail.com> | 2011-05-09 10:07:05 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-05-16 05:01:18 -0400 |
| commit | db44fc017d5989302713ab4e7f9e922b648f4b59 (patch) | |
| tree | a6b8830b580fe5ebf7b0ff2f271c59173b15bc9b /arch/x86/xen/mmu.c | |
| parent | 61eadef6a9bde9ea62fda724a9cb501ce9bc925a (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>
Diffstat (limited to 'arch/x86/xen/mmu.c')
0 files changed, 0 insertions, 0 deletions