netdev - Re: [PATCH net-next] net: don't set sw irq coalescing defaults in case of PREEMPT

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Date: Tue, 30 May 2023 23:30:55 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Heiner Kallweit <hkallweit1@...il.com>
Cc: David Miller <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Paolo Abeni <pabeni@...hat.com>, "netdev@...r.kernel.org"
 <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next] net: don't set sw irq coalescing defaults in
 case of PREEMPT_RT

On Sun, 28 May 2023 19:39:59 +0200 Heiner Kallweit wrote:
> If PREEMPT_RT is set, then assume that the user focuses on minimum
> latency. Therefore don't set sw irq coalescing defaults.
> This affects the defaults only, users can override these settings
> via sysfs.

Did someone complain? I don't have an opinion, but I'm curious what
prompted the patch.