linux-kernel - Re: [PATCH v1 11/14] futex: Implement FUTEX2

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Message-ID: <20240612174432.GK8774@noisy.programming.kicks-ass.net>
Date: Wed, 12 Jun 2024 19:44:32 +0200
From: Peter Zijlstra <peterz@...radead.org>
To: "Christoph Lameter (Ampere)" <cl@...ux.com>
Cc: tglx@...utronix.de, axboe@...nel.dk, linux-kernel@...r.kernel.org,
	mingo@...hat.com, dvhart@...radead.org, dave@...olabs.net,
	andrealmeid@...lia.com, Andrew Morton <akpm@...ux-foundation.org>,
	urezki@...il.com, hch@...radead.org, lstoakes@...il.com,
	Arnd Bergmann <arnd@...db.de>, linux-api@...r.kernel.org,
	linux-mm@...ck.org, linux-arch@...r.kernel.org,
	malteskarupke@....de
Subject: Re: [PATCH v1 11/14] futex: Implement FUTEX2_NUMA

On Wed, Jun 12, 2024 at 10:23:00AM -0700, Christoph Lameter (Ampere) wrote:
> On Fri, 21 Jul 2023, Peter Zijlstra wrote:
> 
> > Extend the futex2 interface to be numa aware.
> 
> Sorry to be chiming in that late but it seems that this is useful to
> mitigate NUMA issues also for our platform.

I read this like: I tested it and it works for me. Is that a correct
reading of your statement?

If so, I'll look at bumping this on the priority list and I'll look at
the placement suggestion you had when I respin the patches.

Thanks!