From: Waiman Long <llong@redhat.com>
To: Tejun Heo <tj@kernel.org>, Waiman Long <llong@redhat.com>
Cc: Zefan Li <lizefan.x@bytedance.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Jonathan Corbet <corbet@lwn.net>, Shuah Khan <shuah@kernel.org>,
cgroups@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Roman Gushchin <guro@fb.com>, Phil Auld <pauld@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Juri Lelli <juri.lelli@redhat.com>
Subject: Re: [PATCH v2 2/6] cgroup/cpuset: Clarify the use of invalid partition root
Date: Fri, 16 Jul 2021 17:28:58 -0400 [thread overview]
Message-ID: <4a804edc-17ec-d8fa-d8c1-273252ba0ee4@redhat.com> (raw)
In-Reply-To: <YPH3sF56gK71CxXY@mtj.duckdns.org>
On 7/16/21 5:18 PM, Tejun Heo wrote:
> Hello,
>
> On Fri, Jul 16, 2021 at 05:12:17PM -0400, Waiman Long wrote:
>> Are you suggesting that we add a cpuset.cpus.events file that allows
>> processes to be notified if an event (e.g. hotplug) that changes a partition
>> root to invalid partition happens or when explicit change to a partition
>> root fails? Will that be enough to satisfy your requirement?
> Yeah, something like that or make the current state file generate events on
> state transitions.
Sure. I will change the patch to make cpuset.cpus.partition generates
event when its state change. Thanks for the suggestion. It definitely
makes it better.
Cheers,
Longman
next prev parent reply other threads:[~2021-07-16 21:29 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-21 18:49 [PATCH v2 0/6] cgroup/cpuset: Add new cpuset partition type & empty effecitve cpus Waiman Long
2021-06-21 18:49 ` [PATCH v2 1/6] cgroup/cpuset: Miscellaneous code cleanup Waiman Long
2021-06-21 18:49 ` [PATCH v2 2/6] cgroup/cpuset: Clarify the use of invalid partition root Waiman Long
2021-06-26 10:53 ` Tejun Heo
2021-06-28 13:06 ` Waiman Long
2021-07-05 17:51 ` Tejun Heo
2021-07-16 18:44 ` Waiman Long
2021-07-16 18:59 ` Waiman Long
2021-07-16 20:08 ` Waiman Long
2021-07-16 20:46 ` Tejun Heo
2021-07-16 21:12 ` Waiman Long
2021-07-16 21:18 ` Tejun Heo
2021-07-16 21:28 ` Waiman Long [this message]
2021-06-21 18:49 ` [PATCH v2 3/6] cgroup/cpuset: Add a new isolated cpus.partition type Waiman Long
2021-06-24 12:51 ` Michal Koutný
2021-06-24 15:23 ` Waiman Long
2021-06-21 18:49 ` [PATCH v2 4/6] cgroup/cpuset: Allow non-top parent partition root to distribute out all CPUs Waiman Long
2021-06-21 18:49 ` [PATCH v2 5/6] cgroup/cpuset: Update description of cpuset.cpus.partition in cgroup-v2.rst Waiman Long
2021-06-21 18:49 ` [PATCH v2 6/6] kselftest/cgroup: Add cpuset v2 partition root state test Waiman Long
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