linux-kernel - Re: [PATCH net-next V4 1/3] sched/topology: Add NUMA-based CPUs spread API

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Date:   Sat, 30 Jul 2022 20:29:36 +0300
From:   Tariq Toukan <ttoukan.linux@...il.com>
To:     Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Juri Lelli <juri.lelli@...hat.com>,
        Valentin Schneider <vschneid@...hat.com>,
        Daniel Bristot de Oliveira <bristot@...hat.com>,
        Mel Gorman <mgorman@...e.de>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Ben Segall <bsegall@...gle.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Juri Lelli <juri.lelli@...hat.com>
Cc:     Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        Gal Pressman <gal@...dia.com>, linux-kernel@...r.kernel.org,
        Tariq Toukan <tariqt@...dia.com>,
        "David S. Miller" <davem@...emloft.net>,
        Saeed Mahameed <saeedm@...dia.com>,
        Jakub Kicinski <kuba@...nel.org>
Subject: Re: [PATCH net-next V4 1/3] sched/topology: Add NUMA-based CPUs
 spread API



On 7/28/2022 10:12 PM, Tariq Toukan wrote:
> Implement and expose API that sets the spread of CPUs based on distance,
> given a NUMA node.  Fallback to legacy logic that uses
> cpumask_local_spread.
> 
> This logic can be used by device drivers to prefer some remote cpus over
> others.
> 
> Reviewed-by: Gal Pressman <gal@...dia.com>
> Signed-off-by: Tariq Toukan <tariqt@...dia.com>
> ---
>   include/linux/sched/topology.h |  5 ++++
>   kernel/sched/topology.c        | 49 ++++++++++++++++++++++++++++++++++
>   2 files changed, 54 insertions(+)
> 

++

Dear SCHEDULER maintainers,

V3 of my series was submitted ~12 days ago and had significant changes.
I'd appreciate your review to this patch, so we could make it to the 
upcoming kernel.

Regards,
Tariq