Commit-ID: 0936629f01bb1b11772db8c36be421365238cbec Gitweb: http://git.kernel.org/tip/0936629f01bb1b11772db8c36be421365238cbec Author: Viresh Kumar <viresh.kumar@xxxxxxxxxx> AuthorDate: Tue, 11 Jun 2013 16:32:43 +0530 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitDate: Wed, 19 Jun 2013 12:58:46 +0200 sched: Use cached value of span instead of calling sched_domain_span() In the beginning of build_sched_groups() we called sched_domain_span() and cached its return value in span. Few statements later we are calling it again to get the same pointer. Lets use the cached value instead as it hasn't changed in between. Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx> Signed-off-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Link: http://lkml.kernel.org/r/834ecd507071ad88aff039352dbc7e063dd996a7.1370948150.git.viresh.kumar@xxxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> --- kernel/sched/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 547b7d3..3388387 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5347,7 +5347,7 @@ build_sched_groups(struct sched_domain *sd, int cpu) get_group(cpu, sdd, &sd->groups); atomic_inc(&sd->groups->ref); - if (cpu != cpumask_first(sched_domain_span(sd))) + if (cpu != cpumask_first(span)) return 0; lockdep_assert_held(&sched_domains_mutex); -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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