From mboxrd@z Thu Jan 1 00:00:00 1970 From: Waiman Long Subject: Re: [PATCH v7 4/5] cpuset: Restrict load balancing off cpus to subset of cpus.isolated Date: Tue, 1 May 2018 17:31:05 -0400 Message-ID: References: <1524145624-23655-1-git-send-email-longman@redhat.com> <1524145624-23655-5-git-send-email-longman@redhat.com> <20180501195148.GC2368884@devbig577.frc2.facebook.com> <9eb2c45e-e71e-61ef-aa6d-b8124b739cdf@redhat.com> <20180501205828.GD2368884@devbig577.frc2.facebook.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20180501205828.GD2368884@devbig577.frc2.facebook.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" To: Tejun Heo Cc: Li Zefan , Johannes Weiner , Peter Zijlstra , Ingo Molnar , cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kernel-team@fb.com, pjt@google.com, luto@amacapital.net, Mike Galbraith , torvalds@linux-foundation.org, Roman Gushchin , Juri Lelli On 05/01/2018 04:58 PM, Tejun Heo wrote: > Hello, > > On Tue, May 01, 2018 at 04:33:45PM -0400, Waiman Long wrote: >> I think that will work too. We currently don't have a flag to make a >> file visible on first-level children only, but it shouldn't be hard to >> make one. > I think it'd be fine to make the flag file exist on all !root cgroups > but only writable on the first level children. Right. This flag will be inherited by child cgroups like the sched_load_balance. Cheers, Longman