From: Waiman Long <llong@redhat.com>
To: Tejun Heo <tj@kernel.org>
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>,
"Frederic Weisbecker" <frederic@kernel.org>,
"Marcelo Tosatti" <mtosatti@redhat.com>,
"Michal Koutný" <mkoutny@suse.com>
Subject: Re: [PATCH v4 5/6] cgroup/cpuset: Update description of cpuset.cpus.partition in cgroup-v2.rst
Date: Wed, 11 Aug 2021 14:19:04 -0400 [thread overview]
Message-ID: <26180e1d-1fa9-f175-66f8-297cf0685a11@redhat.com> (raw)
In-Reply-To: <YRQTy7eo5jOlHTc6@slm.duckdns.org>
On 8/11/21 2:15 PM, Tejun Heo wrote:
> Hello,
>
> On Tue, Aug 10, 2021 at 11:06:06PM -0400, Waiman Long wrote:
>> + Poll and inotify events are triggered whenever the state
>> + of "cpuset.cpus.partition" changes. That includes changes
>> + caused by write to "cpuset.cpus.partition" and cpu hotplug.
>> + This will allow a user space agent to monitor changes caused
>> + by hotplug events.
> It might be useful to emphasize that this is the primary mechanism to
> signify errors and thus should always be monitored.
Sure, will do that in the next version.
Cheers,
Longman
WARNING: multiple messages have this Message-ID (diff)
From: Waiman Long <llong-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: "Zefan Li" <lizefan.x-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org>,
"Johannes Weiner"
<hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
"Jonathan Corbet" <corbet-T1hC0tSOHrs@public.gmane.org>,
"Shuah Khan" <shuah-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kselftest-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
"Andrew Morton"
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
"Roman Gushchin" <guro-b10kYP2dOMg@public.gmane.org>,
"Phil Auld" <pauld-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
"Peter Zijlstra" <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
"Juri Lelli" <juri.lelli-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
"Frederic Weisbecker"
<frederic-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
"Marcelo Tosatti"
<mtosatti-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
"Michal Koutný" <mkoutny-IBi9RG/b67k@public.gmane.org>
Subject: Re: [PATCH v4 5/6] cgroup/cpuset: Update description of cpuset.cpus.partition in cgroup-v2.rst
Date: Wed, 11 Aug 2021 14:19:04 -0400 [thread overview]
Message-ID: <26180e1d-1fa9-f175-66f8-297cf0685a11@redhat.com> (raw)
In-Reply-To: <YRQTy7eo5jOlHTc6-NiLfg/pYEd1N0TnZuCh8vA@public.gmane.org>
On 8/11/21 2:15 PM, Tejun Heo wrote:
> Hello,
>
> On Tue, Aug 10, 2021 at 11:06:06PM -0400, Waiman Long wrote:
>> + Poll and inotify events are triggered whenever the state
>> + of "cpuset.cpus.partition" changes. That includes changes
>> + caused by write to "cpuset.cpus.partition" and cpu hotplug.
>> + This will allow a user space agent to monitor changes caused
>> + by hotplug events.
> It might be useful to emphasize that this is the primary mechanism to
> signify errors and thus should always be monitored.
Sure, will do that in the next version.
Cheers,
Longman
next prev parent reply other threads:[~2021-08-11 18:19 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-11 3:06 [PATCH-cgroup v4 0/6] cgroup/cpuset: Add new cpuset partition type & empty effecitve cpus Waiman Long
2021-08-11 3:06 ` [PATCH v4 1/6] cgroup/cpuset: Enable event notification when partition state changes Waiman Long
2021-08-11 3:06 ` Waiman Long
2021-08-11 18:04 ` Tejun Heo
2021-08-11 18:04 ` Tejun Heo
2021-08-11 3:06 ` [PATCH v4 2/6] cgroup/cpuset: Properly handle partition root tree Waiman Long
2021-08-11 18:08 ` Tejun Heo
2021-08-11 19:27 ` Waiman Long
2021-08-11 19:27 ` Waiman Long
2021-08-12 22:18 ` Tejun Heo
2021-08-12 22:18 ` Tejun Heo
2021-08-12 22:56 ` Waiman Long
2021-08-12 22:56 ` Waiman Long
2021-08-13 16:07 ` Tejun Heo
2021-08-11 3:06 ` [PATCH v4 3/6] cgroup/cpuset: Add a new isolated cpus.partition type Waiman Long
2021-08-11 3:06 ` [PATCH v4 4/6] cgroup/cpuset: Allow non-top parent partition root to distribute out all CPUs Waiman Long
2021-08-11 18:13 ` Tejun Heo
2021-08-11 18:13 ` Tejun Heo
2021-08-11 18:18 ` Waiman Long
2021-08-11 18:21 ` Tejun Heo
2021-08-11 18:21 ` Tejun Heo
2021-08-11 18:46 ` Waiman Long
2021-08-11 18:46 ` Waiman Long
2021-08-12 21:51 ` Tejun Heo
2021-08-12 21:51 ` Tejun Heo
2021-08-11 3:06 ` [PATCH v4 5/6] cgroup/cpuset: Update description of cpuset.cpus.partition in cgroup-v2.rst Waiman Long
2021-08-11 18:15 ` Tejun Heo
2021-08-11 18:19 ` Waiman Long [this message]
2021-08-11 18:19 ` Waiman Long
2021-08-11 3:06 ` [PATCH v4 6/6] kselftest/cgroup: Add cpuset v2 partition root state test Waiman Long
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