netdev - Re: [PATCH net-next 4/5] selftests: drv-net: rss_ctx: check behavior of indirection table resizing

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Message-ID: <66894ea59b910_12869e2949f@willemb.c.googlers.com.notmuch>
Date: Sat, 06 Jul 2024 10:03:17 -0400
From: Willem de Bruijn <willemdebruijn.kernel@...il.com>
To: Jakub Kicinski <kuba@...nel.org>, 
 davem@...emloft.net
Cc: netdev@...r.kernel.org, 
 edumazet@...gle.com, 
 pabeni@...hat.com, 
 petrm@...dia.com, 
 przemyslaw.kitszel@...el.com, 
 willemdebruijn.kernel@...il.com, 
 ecree.xilinx@...il.com, 
 Jakub Kicinski <kuba@...nel.org>
Subject: Re: [PATCH net-next 4/5] selftests: drv-net: rss_ctx: check behavior
 of indirection table resizing

Jakub Kicinski wrote:
> Some workloads may want to rehash the flows in response to an imbalance.
> Most effective way to do that is changing the RSS key. Check that changing
> the key does not cause link flaps or traffic disruption.
> 
> Disrupting traffic for key update is not a bug, but makes the key
> update unusable for rehashing under load.

This is the commit message of patch 5/5