netdev - Re: [PATCH net-next 3/9] net/mlx4_core: Set EQ affinity hint to local NUMA CPUs

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Message-ID: <CAJ3xEMiGQHV1Qc0aW43SJaNO7X5TRLdYRaZgEiA6099vbBAAXw@mail.gmail.com>
Date:   Mon, 16 Jan 2017 23:44:21 +0200
From:   Or Gerlitz <gerlitz.or@...il.com>
To:     Tariq Toukan <tariqt@...lanox.com>,
        Daniel Jurgens <danielj@...lanox.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Linux Netdev List <netdev@...r.kernel.org>,
        Eran Ben Elisha <eranbe@...lanox.com>
Subject: Re: [PATCH net-next 3/9] net/mlx4_core: Set EQ affinity hint to local
 NUMA CPUs

On Mon, Jan 16, 2017 at 7:29 PM, Tariq Toukan <tariqt@...lanox.com> wrote:
> From: Daniel Jurgens <danielj@...lanox.com>
>
> Use CPUs on the close NUMA when setting the EQ affinity hints.

Dan, are we sure there are no down-sides for always doing this? this
code is probably there for many years and we're introducing here new
behaviour to potentially to many Ms installs when they get distro
update that includes this patch.