From: Peter Zijlstra <peterz@infradead.org>
To: Tejun Heo <tj@kernel.org>
Cc: Qais Yousef <qais.yousef@arm.com>,
Xuewen Yan <xuewen.yan@unisoc.com>,
rafael@kernel.org, viresh.kumar@linaro.org, mingo@redhat.com,
juri.lelli@redhat.com, vincent.guittot@linaro.org,
dietmar.eggemann@arm.com, rostedt@goodmis.org,
bsegall@google.com, mgorman@suse.de, bristot@redhat.com,
linux-kernel@vger.kernel.org, ke.wang@unisoc.com,
xuewyan@foxmail.com, linux-pm@vger.kernel.org,
Waiman Long <longman@redhat.com>
Subject: Re: [PATCH] sched/schedutil: Fix deadlock between cpuset and cpu hotplug when using schedutil
Date: Thu, 28 Jul 2022 00:01:35 +0200 [thread overview]
Message-ID: <YuG1vwqs1GgE/twg@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <Ys2duuPDNq/q+oOz@slm.duckdns.org>
On Tue, Jul 12, 2022 at 06:13:46AM -1000, Tejun Heo wrote:
> But now we're failing user-initiated operations randomly. I have a hard time
> seeing that as an acceptable solution.
There (sadly) is precedent for that; grep for "cpu_hotplug_disable".
next prev parent reply other threads:[~2022-07-27 22:02 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-05 12:37 Xuewen Yan
2022-07-11 7:21 ` Xuewen Yan
2022-07-11 7:32 ` Lukasz Luba
2022-07-11 7:43 ` Xuewen Yan
2022-07-11 7:47 ` Viresh Kumar
2022-07-11 7:50 ` Lukasz Luba
2022-07-11 17:46 ` Qais Yousef
2022-07-11 20:58 ` Tejun Heo
2022-07-11 21:11 ` Steven Rostedt
2022-07-12 5:42 ` Xuewen Yan
2022-07-12 5:57 ` Xuewen Yan
2022-07-13 3:02 ` Waiman Long
2022-07-12 12:57 ` Qais Yousef
2022-07-12 16:13 ` Tejun Heo
2022-07-12 17:14 ` Qais Yousef
2022-07-27 22:01 ` Peter Zijlstra [this message]
2022-07-27 22:05 ` Tejun Heo
2022-07-13 2:49 ` Waiman Long
2022-07-13 3:00 ` Tejun Heo
2022-07-20 7:45 ` Xuewen Yan
2022-07-27 20:09 ` Tejun Heo
2022-07-29 7:33 ` Xuewen Yan
2022-07-29 8:39 ` Qais Yousef
2022-07-29 19:59 ` Tejun Heo
2022-08-09 2:02 ` Xuewen Yan
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