netdev - Re: [PATCH net v2] ionic: Prevent tx_timeout due to frequent doorbell ringing

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Message-Id: 
 <172475882625.601283.14612160158137881410.git-patchwork-notify@kernel.org>
Date: Tue, 27 Aug 2024 11:40:26 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Brett Creeley <brett.creeley@....com>
Cc: netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
 edumazet@...gle.com, pabeni@...hat.com, shannon.nelson@....com,
 stable@...r.kernel.org
Subject: Re: [PATCH net v2] ionic: Prevent tx_timeout due to frequent doorbell
 ringing

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Thu, 22 Aug 2024 12:25:57 -0700 you wrote:
> With recent work to the doorbell workaround code a small hole was
> introduced that could cause a tx_timeout. This happens if the rx
> dbell_deadline goes beyond the netdev watchdog timeout set by the driver
> (i.e. 2 seconds). Fix this by changing the netdev watchdog timeout to 5
> seconds and reduce the max rx dbell_deadline to 4 seconds.
> 
> The test that can reproduce the issue being fixed is a multi-queue send
> test via pktgen with the "burst" setting to 1. This causes the queue's
> doorbell to be rung on every packet sent to the driver, which may result
> in the device missing doorbells due to the high doorbell rate.
> 
> [...]

Here is the summary with links:
  - [net,v2] ionic: Prevent tx_timeout due to frequent doorbell ringing
    https://git.kernel.org/netdev/net/c/4786fe29f5a0

You are awesome, thank you!
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