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Message-ID: <874jdbpryq.ffs@tglx>
Date: Tue, 12 Mar 2024 13:14:37 +0100
From: Thomas Gleixner <tglx@...utronix.de>
To: paulmck@...nel.org, Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Ankur Arora <ankur.a.arora@...cle.com>, Joel Fernandes
 <joel@...lfernandes.org>, linux-kernel@...r.kernel.org,
 peterz@...radead.org, akpm@...ux-foundation.org, luto@...nel.org,
 bp@...en8.de, dave.hansen@...ux.intel.com, hpa@...or.com,
 mingo@...hat.com, juri.lelli@...hat.com, vincent.guittot@...aro.org,
 willy@...radead.org, mgorman@...e.de, jpoimboe@...nel.org,
 mark.rutland@....com, jgross@...e.com, andrew.cooper3@...rix.com,
 bristot@...nel.org, mathieu.desnoyers@...icios.com, geert@...ux-m68k.org,
 glaubitz@...sik.fu-berlin.de, anton.ivanov@...bridgegreys.com,
 mattst88@...il.com, krypton@...ich-teichert.org, rostedt@...dmis.org,
 David.Laight@...lab.com, richard@....at, mjguzik@...il.com,
 jon.grimm@....com, bharata@....com, raghavendra.kt@....com,
 boris.ostrovsky@...cle.com, konrad.wilk@...cle.com
Subject: Re: [PATCH 26/30] sched: handle preempt=voluntary under PREEMPT_AUTO

On Mon, Mar 11 2024 at 17:03, Paul E. McKenney wrote:
> On Mon, Mar 11, 2024 at 01:23:09PM -0700, Linus Torvalds wrote:
>> Because any potential future case is *not* going to be the same
>> cond_resched() that the current case is anyway. It is going to have
>> some very different cause.
>
> Fair enough, and that approach just means that we will be reaching out
> to Ankur and Thomas sooner rather than later if something goes sideways
> latency-wise.  ;-)

You can't make an omelette without breaking eggs.

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