netdev - Re: [PATCH net] can: c_can: don't cache TX messages for C

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Date:   Wed, 28 Sep 2022 18:00:15 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Marc Kleine-Budde <mkl@...gutronix.de>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        linux-can@...r.kernel.org, kernel@...gutronix.de,
        jacob.kroon@...il.com, stable@...r.kernel.org
Subject: Re: [PATCH net] can: c_can: don't cache TX messages for C_CAN cores

Hello:

This patch was applied to netdev/net.git (master)
by Marc Kleine-Budde <mkl@...gutronix.de>:

On Wed, 28 Sep 2022 11:06:29 +0200 you wrote:
> As Jacob noticed, the optimization introduced in 387da6bc7a82 ("can:
> c_can: cache frames to operate as a true FIFO") doesn't properly work
> on C_CAN, but on D_CAN IP cores. The exact reasons are still unknown.
> 
> For now disable caching if CAN frames in the TX path for C_CAN cores.
> 
> Fixes: 387da6bc7a82 ("can: c_can: cache frames to operate as a true FIFO")
> Link: https://lore.kernel.org/all/20220928083354.1062321-1-mkl@pengutronix.de
> Link: https://lore.kernel.org/all/15a8084b-9617-2da1-6704-d7e39d60643b@gmail.com
> Reported-by: Jacob Kroon <jacob.kroon@...il.com>
> Tested-by: Jacob Kroon <jacob.kroon@...il.com>
> Cc: stable@...r.kernel.org # v5.15
> Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
> 
> [...]

Here is the summary with links:
  - [net] can: c_can: don't cache TX messages for C_CAN cores
    https://git.kernel.org/netdev/net/c/81d192c2ce74

You are awesome, thank you!
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