linux-kernel - Re: [RFC PATCH 1/6] task_work: Provide means to check if a work is queued

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Message-ID: <xhsmhbk2x1og6.mognet@vschneid-thinkpadt14sgen2i.remote.csb>
Date: Tue, 16 Jul 2024 15:00:41 +0200
From: Valentin Schneider <vschneid@...hat.com>
To: Frederic Weisbecker <frederic@...nel.org>, LKML
 <linux-kernel@...r.kernel.org>
Cc: Frederic Weisbecker <frederic@...nel.org>, Peter Zijlstra
 <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, Marcelo Tosatti
 <mtosatti@...hat.com>, Vlastimil Babka <vbabka@...e.cz>, Andrew Morton
 <akpm@...ux-foundation.org>, Michal Hocko <mhocko@...nel.org>, Thomas
 Gleixner <tglx@...utronix.de>, Oleg Nesterov <oleg@...hat.com>
Subject: Re: [RFC PATCH 1/6] task_work: Provide means to check if a work is
 queued

On 25/06/24 15:52, Frederic Weisbecker wrote:
> Some task work users implement their own ways to know if a callback is
> already queued on the current task while fiddling with the callback
> head internals.
>
> Provide instead a consolidated API to serve this very purpose.
>

I'm potentially going to add yet another one of these to sched/fair.c, so
yes please!