From: Chris Hyser <chris.hyser@oracle.com>
To: Peter Zijlstra <peterz@infradead.org>,
Joel Fernandes <joel@joelfernandes.org>
Cc: "Tejun Heo" <tj@kernel.org>, "Hao Luo" <haoluo@google.com>,
"Josh Don" <joshdon@google.com>, "Ingo Molnar" <mingo@kernel.org>,
"Vincent Guittot" <vincent.guittot@linaro.org>,
"Valentin Schneider" <valentin.schneider@arm.com>,
"Mel Gorman" <mgorman@suse.de>,
LKML <linux-kernel@vger.kernel.org>,
"Thomas Glexiner" <tglx@linutronix.de>,
"Michal Koutný" <mkoutny@suse.com>,
"Christian Brauner" <christian.brauner@ubuntu.com>,
"Zefan Li" <lizefan.x@bytedance.com>
Subject: Re: [PATCH 0/9] sched: Core scheduling interfaces
Date: Wed, 21 Apr 2021 10:45:18 -0400 [thread overview]
Message-ID: <7703f6ae-51b9-8bc4-a3c0-70f534451014@oracle.com> (raw)
In-Reply-To: <YIAqC5su75GGu+Qx@hirez.programming.kicks-ass.net>
On 4/21/21 9:35 AM, Peter Zijlstra wrote:
> On Mon, Apr 19, 2021 at 11:00:57AM +0200, Peter Zijlstra wrote:
>> On Sat, Apr 17, 2021 at 09:35:07PM -0400, Joel Fernandes wrote:
>
>>> Peter, any thoughts on this?
>>
>> Adding CGROUP_SHARE is not sufficient to close the hole against CLEAR.
>> So we either then have to 'tweak' the meaning of CLEAR or replace it
>> entirely, neither seem attractive.
>>
>>
>> I'd love to make some progress on all this.
>
> Can I comment out CLEAR so we can sort that out later? I suppose people
I merely added CLEAR for completeness. Ultimately, I think having to kill a process because a cookie got set by mistake
is bad, but it can absolutely be sorted out later.
-chrish
next prev parent reply other threads:[~2021-04-21 14:45 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-01 13:10 [PATCH 0/9] sched: Core scheduling interfaces Peter Zijlstra
2021-04-01 13:10 ` [PATCH 1/9] sched: Allow sched_core_put() from atomic context Peter Zijlstra
2021-04-01 13:10 ` [PATCH 2/9] sched: Implement core-sched assertions Peter Zijlstra
2021-04-01 13:10 ` [PATCH 3/9] sched: Trivial core scheduling cookie management Peter Zijlstra
2021-04-01 20:04 ` Josh Don
2021-04-02 7:13 ` Peter Zijlstra
2021-04-01 13:10 ` [PATCH 4/9] sched: Default core-sched policy Peter Zijlstra
2021-04-21 13:33 ` Peter Zijlstra
2021-04-21 14:31 ` Chris Hyser
2021-04-01 13:10 ` [PATCH 5/9] sched: prctl() core-scheduling interface Peter Zijlstra
2021-04-07 17:00 ` Peter Zijlstra
2021-04-18 3:52 ` Joel Fernandes
2021-04-01 13:10 ` [PATCH 6/9] kselftest: Add test for core sched prctl interface Peter Zijlstra
2021-04-01 13:10 ` [PATCH 7/9] sched: Cgroup core-scheduling interface Peter Zijlstra
2021-04-02 0:34 ` Josh Don
2021-04-01 13:10 ` [PATCH 8/9] rbtree: Remove const from the rb_find_add() comparator Peter Zijlstra
2021-04-01 13:10 ` [PATCH 9/9] sched: prctl() and cgroup interaction Peter Zijlstra
2021-04-03 1:30 ` Josh Don
2021-04-06 15:12 ` Peter Zijlstra
2021-04-04 23:39 ` [PATCH 0/9] sched: Core scheduling interfaces Tejun Heo
2021-04-05 18:46 ` Joel Fernandes
2021-04-06 14:16 ` Tejun Heo
2021-04-18 1:35 ` Joel Fernandes
2021-04-19 9:00 ` Peter Zijlstra
2021-04-21 13:35 ` Peter Zijlstra
2021-04-21 14:45 ` Chris Hyser [this message]
2021-04-06 15:32 ` Peter Zijlstra
2021-04-06 16:08 ` Tejun Heo
2021-04-07 18:39 ` Peter Zijlstra
2021-04-07 16:50 ` Michal Koutný
2021-04-07 18:34 ` Peter Zijlstra
2021-04-08 13:25 ` Michal Koutný
2021-04-08 15:02 ` Peter Zijlstra
2021-04-09 0:16 ` Josh Don
2021-04-19 11:30 ` Tejun Heo
2021-04-20 1:17 ` Josh Don
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