sched/fair: Optimize find_busiest_queue()

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Use for_each_cpu_and() and thereby avoid computing the capacity for
CPUs we know we're not interested in.

Reviewed-by: Paul Turner <pjt@google.com>
Reviewed-by: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/n/tip-lppceyv6kb3a19g8spmrn20b@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>

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Peter Zijlstra 2013-08-19 15:20:21 +02:00 • committed by Ingo Molnar

parent 3ae11c90fd

commit 6906a40839

1 changed files with 1 additions and 4 deletions

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kernel/sched/fair.c

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