netdev - Re: [PATCH net-next v2 1/2] selftests: drv-net: rss: validate min RSS table size

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Message-Id: 
 <177008101712.1258089.1843088845527602329.git-patchwork-notify@kernel.org>
Date: Tue, 03 Feb 2026 01:10:17 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Jakub Kicinski <kuba@...nel.org>
Cc: davem@...emloft.net, netdev@...r.kernel.org, edumazet@...gle.com,
 pabeni@...hat.com, andrew+netdev@...n.ch, horms@...nel.org,
 willemb@...gle.com, shuah@...nel.org, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH net-next v2 1/2] selftests: drv-net: rss: validate min RSS
 table size

Hello:

This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Sat, 31 Jan 2026 14:54:53 -0800 you wrote:
> Add a test which checks that the RSS table is at least 4x the max
> queue count supported by the device. The original RSS spec from
> Microsoft stated that the RSS indirection table should be 2 to 8
> times the CPU count, presumably assuming queue per CPU. If the
> CPU count is not a power of two, however, a power-of-2 table
> 2x larger than queue count results in a 33% traffic imbalance.
> Validate that the indirection table is at least 4x the queue
> count. This lowers the imbalance to 16% which empirically
> appears to be more acceptable to memcache-like workloads.
> 
> [...]

Here is the summary with links:
  - [net-next,v2,1/2] selftests: drv-net: rss: validate min RSS table size
    https://git.kernel.org/netdev/net-next/c/9e3d4dae9832
  - [net-next,v2,2/2] docs: networking: mention that RSS table should be 4x the queue count
    https://git.kernel.org/netdev/net-next/c/ba9c5611f088

You are awesome, thank you!
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