Re: [PATCH-cgroup] cgroup/cpuset: Fix incorrect top_cpuset flags
From: Tejun Heo
Date: Tue Apr 23 2024 - 23:32:20 EST
On Tue, Apr 23, 2024 at 09:00:20PM -0400, Waiman Long wrote:
> Commit 8996f93fc388 ("cgroup/cpuset: Statically initialize more
> members of top_cpuset") uses an incorrect "<" relational operator for
> the CS_SCHED_LOAD_BALANCE bit when initializing the top_cpuset. This
> results in load_balancing turned off by default in the top cpuset which
> is bad for performance.
>
> Fix this by using the BIT() helper macro to set the desired top_cpuset
> flags and avoid similar mistake from being made in the future.
>
> Fixes: 8996f93fc388 ("cgroup/cpuset: Statically initialize more members of top_cpuset")
> Signed-off-by: Waiman Long <longman@xxxxxxxxxx>
Applied to cgroup/for-6.10.
Thanks.
--
tejun