netdev - Re: [PATCH v2 net-next 0/8] ionic: rework fix for doorbell miss

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Date: Thu, 20 Jun 2024 01:40:30 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Nelson@...eaurora.org, Shannon <shannon.nelson@....com>
Cc: netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
 edumazet@...gle.com, pabeni@...hat.com, David.Laight@...LAB.COM,
 andrew@...n.ch, brett.creeley@....com, drivers@...sando.io
Subject: Re: [PATCH v2 net-next 0/8] ionic: rework fix for doorbell miss

Hello:

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

On Tue, 18 Jun 2024 17:32:49 -0700 you wrote:
> A latency test in a scaled out setting (many VMs with many queues)
> has uncovered an issue with our missed doorbell fix from
> commit b69585bfcece ("ionic: missed doorbell workaround")
> 
> As a refresher, the Elba ASIC has an issue where once in a blue
> moon it might miss/drop a queue doorbell notification from
> the driver.  This can result in Tx timeouts and potential Rx
> buffer misses.
> 
> [...]

Here is the summary with links:
  - [v2,net-next,1/8] ionic: remove missed doorbell per-queue timer
    https://git.kernel.org/netdev/net-next/c/4aaa49a282ad
  - [v2,net-next,2/8] ionic: Keep interrupt affinity up to date
    https://git.kernel.org/netdev/net-next/c/d458d4b4fd43
  - [v2,net-next,3/8] ionic: add private workqueue per-device
    https://git.kernel.org/netdev/net-next/c/9e25450da700
  - [v2,net-next,4/8] ionic: add work item for missed-doorbell check
    https://git.kernel.org/netdev/net-next/c/4ded136c78f8
  - [v2,net-next,5/8] ionic: add per-queue napi_schedule for doorbell check
    https://git.kernel.org/netdev/net-next/c/d7f9bc685918
  - [v2,net-next,6/8] ionic: check for queue deadline in doorbell_napi_work
    https://git.kernel.org/netdev/net-next/c/55a3982ec721
  - [v2,net-next,7/8] ionic: Use an u16 for rx_copybreak
    https://git.kernel.org/netdev/net-next/c/f703d56c0305
  - [v2,net-next,8/8] ionic: Only run the doorbell workaround for certain asic_type
    https://git.kernel.org/netdev/net-next/c/da0262c2c931

You are awesome, thank you!
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