linux-kernel - Re: [PATCH] Revert "sched/core: Tweak wait_task_inactive() to force dequeue sched

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CANDhNCqLqy8p+o9tPb87BWQpbFeVJ_xGUfRoEiB7_mEv-xKD1g@mail.gmail.com>
Date: Thu, 25 Sep 2025 17:06:49 -0700
From: John Stultz <jstultz@...gle.com>
To: Matt Fleming <matt@...dmodwrite.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>, linux-kernel@...r.kernel.org, 
	kernel-team@...udflare.com, Matt Fleming <mfleming@...udflare.com>, 
	Oleg Nesterov <oleg@...hat.com>, Chris Arges <carges@...udflare.com>, stable@...r.kernel.org
Subject: Re: [PATCH] Revert "sched/core: Tweak wait_task_inactive() to force
 dequeue sched_delayed tasks"

On Thu, Sep 25, 2025 at 5:05 PM John Stultz <jstultz@...gle.com> wrote:
> It's confusing as this patch uses the similar logic as logic
> pick_next_entity() uses when a sched_delayed task is picked to run, as
> well as elsewhere in __sched_setscheduler() and in sched_ext, so I'd
> fret that similar

Didn't finish my sentence there.  "...similar problems as the one you
are seeing could still occur."


thanks
-john