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| author | Ingo Molnar <mingo@kernel.org> | 2015-01-30 18:28:36 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-01-30 18:28:36 (GMT) |
| commit | 3847b272248a3a4ed70d20392cc0454917f7713b (patch) | |
| tree | 2df5f60ebf35b128bbe7509a878829236c6cfcab /kernel/sched/core.c | |
| parent | 5a5375977b721503e4d6b37ab8982902cd2d10b3 (diff) | |
| parent | bb2bc55a694d45cdeda91b6f28ab2adec28125ef (diff) | |
| download | linux-3847b272248a3a4ed70d20392cc0454917f7713b.tar.xz | |
Merge branch 'sched/urgent' into sched/core
Merge all pending fixes and refresh the tree, before applying new changes.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/core.c')
| -rw-r--r-- | kernel/sched/core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index b53cc85..0b591fe 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -4650,6 +4650,9 @@ int cpuset_cpumask_can_shrink(const struct cpumask *cur, struct dl_bw *cur_dl_b; unsigned long flags; + if (!cpumask_weight(cur)) + return ret; + rcu_read_lock_sched(); cur_dl_b = dl_bw_of(cpumask_any(cur)); trial_cpus = cpumask_weight(trial); |