linux-kernel - Re: [PATCH v2 0/2] sched/deadline: fixes and improvements

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Message-ID: <20240925152934.GC98338@pauld.westford.csb>
Date: Wed, 25 Sep 2024 11:29:34 -0400
From: Phil Auld <pauld@...hat.com>
To: Wander Lairson Costa <wander@...hat.com>
Cc: Ingo Molnar <mingo@...hat.com>, Peter Zijlstra <peterz@...radead.org>,
	Juri Lelli <juri.lelli@...hat.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ben Segall <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>,
	Valentin Schneider <vschneid@...hat.com>,
	"open list:SCHEDULER" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/2] sched/deadline: fixes and improvements

On Mon, Sep 23, 2024 at 01:45:13PM -0300 Wander Lairson Costa wrote:
> On Wed, Jul 24, 2024 at 11:23 AM Wander Lairson Costa <wander@...hat.com> wrote:
> >
> > Hello,
> >
> > This patch series addresses specific issues and improvements within
> > the scheduler's deadline (DL) class. The patches aim to fix warnings,
> > remove redundant checks, and consolidate timer cancellation logic for
> > better consistency and code quality.
> >
> > Patch 1: Fix warning in migrate_enable for boosted tasks
> >
> > Fix a warning caused by unnecessary calls to setup_new_dl_entity for
> > boosted tasks during CPU migate_enable calls.
> >
> > Patch 2: sched/deadline: Consolidate Timer Cancellation
> >
> > Consolidate timer cancellation logic into dedicated functions,
> > ensuring consistent behavior and reducing code duplication.
> >
> > Changelog
> > ---------
> >
> > v2:
> > * Drop patch to remove the redundant WARN_ON call.
> > * Change the "Fixes" tag in the patch 1.
> > * Change function names in the patch 2.
> >
> > Wander Lairson Costa (2):
> >   sched/deadline: Fix warning in migrate_enable for boosted tasks
> >   sched/deadline: Consolidate Timer Cancellation
> >
> >  kernel/sched/deadline.c | 45 ++++++++++++++++++++++++++---------------
> >  1 file changed, 29 insertions(+), 16 deletions(-)
> >
> > --
> > 2.45.2
> >
> 
> Notice there was a PR from sched a few days ago, but this patchset was
> not part of it. Do you know if this will be added later in this
> window?
>

Unless Peter takes this in sched/urgent then it will likely be in v6.13
assuming it gets picked up.  Ping Peter?


Cheers,
Phil



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