linux-kernel - Re: [PATCH] cgroup: Disable preemption for cgrp->freezer.freeze_seq when CONFIG_PREEMPT

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Message-ID: <20251002205138.Of7qOs-D@linutronix.de>
Date: Thu, 2 Oct 2025 22:51:38 +0200
From: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To: Tejun Heo <tj@...nel.org>
Cc: Kuniyuki Iwashima <kuniyu@...gle.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Koutný <mkoutny@...e.com>,
	Clark Williams <clrkwllms@...nel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Tiffany Yang <tiange@...gle.com>, cgroups@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cgroup: Disable preemption for cgrp->freezer.freeze_seq
 when CONFIG_PREEMPT_RT=y.

On 2025-10-02 07:04:39 [-1000], Tejun Heo wrote:
> On Thu, Oct 02, 2025 at 06:55:49PM +0200, Sebastian Andrzej Siewior wrote:
> > On 2025-10-02 06:45:01 [-1000], Tejun Heo wrote:
> > > Applied to cgroup/for-6.18-fixes.
> > 
> > 10 minutes too slow then.
> 
> Oh, I can easily revert. Just let me know what you want to happen.

Oh, thank you. I will prepare than the suggest patch. I don't mind if
someone beats me to it ;)

> Thanks.

Sebastian