linux-kernel - Re: [PATCH v2] sched_ext: switch class when preempted by higher priority scheduler

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Message-ID: <Z36r-CH_1C3capsJ@slm.duckdns.org>
Date: Wed, 8 Jan 2025 06:46:48 -1000
From: Tejun Heo <tj@...nel.org>
To: Honglei Wang <jameshongleiwang@....com>
Cc: void@...ifault.com, arighi@...dia.com, changwoo@...lia.com,
	mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com,
	vincent.guittot@...aro.org, dietmar.eggemann@....com,
	rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de,
	vschneid@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] sched_ext: switch class when preempted by higher
 priority scheduler

On Wed, Jan 08, 2025 at 10:33:28AM +0800, Honglei Wang wrote:
> ops.cpu_release() function, if defined, must be invoked when preempted by
> a higher priority scheduler class task. This scenario was skipped in
> commit f422316d7466 ("sched_ext: Remove switch_class_scx()"). Let's fix
> it.
> 
> Fixes: f422316d7466 ("sched_ext: Remove switch_class_scx()")
> Signed-off-by: Honglei Wang <jameshongleiwang@....com>

Applied to sched_ext/for-6.13-fixes.

Thanks.

-- 
tejun