Commit a453be97 authored by Miaohe Lin's avatar Miaohe Lin Committed by Tejun Heo
Browse files

cgroup/cpuset: simplify the percpu kthreads check in update_tasks_cpumask() 



kthread_is_per_cpu() can be called directly without checking whether
PF_KTHREAD is set in task->flags. So remove PF_KTHREAD check to make
code more concise.

Signed-off-by: default avatarMiaohe Lin <linmiaohe@huawei.com>
Reviewed-by: default avatarWaiman Long <longman@redhat.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent 1299eb2b

kernel/cgroup/cpuset.c

+1 −1
Original line number Diff line number Diff line
@@ -1230,7 +1230,7 @@ static void update_tasks_cpumask(struct cpuset *cs, struct cpumask *new_cpus) 
			/*

			 * Percpu kthreads in top_cpuset are ignored

			 */

			if ((task->flags & PF_KTHREAD) && kthread_is_per_cpu(task))

			if (kthread_is_per_cpu(task))

				continue;

			cpumask_andnot(new_cpus, possible_mask, cs->subparts_cpus);

		} else {