diff options
author | Li Zefan <lizefan@huawei.com> | 2013-06-05 13:15:48 +0400 |
---|---|---|
committer | Tejun Heo <tj@kernel.org> | 2013-06-06 00:55:14 +0400 |
commit | 249cc86db7492dc8de1d2eddebc6bcc4ab2a8e9e (patch) | |
tree | be40a0fccba259600d9b88b98b704b55f22cb42d /kernel/cpuset.c | |
parent | 67bd2c59850de20d0ecdc8084cbbfe34e53b6804 (diff) |
cpuset: remove cpuset_test_cpumask()
The test is done in set_cpus_allowed_ptr(), so it's redundant.
Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/cpuset.c')
-rw-r--r-- | kernel/cpuset.c | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c index dbef832e5e2d..51f8e1d5a2a9 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -784,23 +784,6 @@ void rebuild_sched_domains(void) } /** - * cpuset_test_cpumask - test a task's cpus_allowed versus its cpuset's - * @tsk: task to test - * @scan: struct cgroup_scanner contained in its struct cpuset_hotplug_scanner - * - * Call with cpuset_mutex held. May take callback_mutex during call. - * Called for each task in a cgroup by cgroup_scan_tasks(). - * Return nonzero if this tasks's cpus_allowed mask should be changed (in other - * words, if its mask is not equal to its cpuset's mask). - */ -static int cpuset_test_cpumask(struct task_struct *tsk, - struct cgroup_scanner *scan) -{ - return !cpumask_equal(&tsk->cpus_allowed, - (cgroup_cs(scan->cg))->cpus_allowed); -} - -/** * cpuset_change_cpumask - make a task's cpus_allowed the same as its cpuset's * @tsk: task to test * @scan: struct cgroup_scanner containing the cgroup of the task @@ -835,7 +818,7 @@ static void update_tasks_cpumask(struct cpuset *cs, struct ptr_heap *heap) struct cgroup_scanner scan; scan.cg = cs->css.cgroup; - scan.test_task = cpuset_test_cpumask; + scan.test_task = NULL; scan.process_task = cpuset_change_cpumask; scan.heap = heap; cgroup_scan_tasks(&scan); |