From f168a9a54ec39b3f832c353733898b713b6b5c1f Mon Sep 17 00:00:00 2001 From: Tetsuo Handa Date: Thu, 11 Jul 2019 21:00:20 -0700 Subject: mm: memcontrol: use CSS_TASK_ITER_PROCS at mem_cgroup_scan_tasks() Since commit c03cd7738a83 ("cgroup: Include dying leaders with live threads in PROCS iterations") corrected how CSS_TASK_ITER_PROCS works, mem_cgroup_scan_tasks() can use CSS_TASK_ITER_PROCS in order to check only one thread from each thread group. [penguin-kernel@I-love.SAKURA.ne.jp: remove thread group leader check in oom_evaluate_task()] Link: http://lkml.kernel.org/r/1560853257-14934-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp Link: http://lkml.kernel.org/r/c763afc8-f0ae-756a-56a7-395f625b95fc@i-love.sakura.ne.jp Signed-off-by: Tetsuo Handa Acked-by: Michal Hocko Reviewed-by: Shakeel Butt Cc: Johannes Weiner Cc: Tejun Heo Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/oom_kill.c | 3 --- 1 file changed, 3 deletions(-) (limited to 'mm/oom_kill.c') diff --git a/mm/oom_kill.c b/mm/oom_kill.c index f719b64741d6..606e5e4c6a3e 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -346,9 +346,6 @@ static int oom_evaluate_task(struct task_struct *task, void *arg) if (!points || points < oc->chosen_points) goto next; - /* Prefer thread group leaders for display purposes */ - if (points == oc->chosen_points && thread_group_leader(oc->chosen)) - goto next; select: if (oc->chosen) put_task_struct(oc->chosen); -- cgit