netdev - Re: [PATCH net] virtio_net: use control

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Date: Wed, 07 Jun 2023 04:20:22 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Brett Creeley <brett.creeley@....com>
Cc: linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
 virtualization@...ts.linux-foundation.org, alvaro.karsz@...id-run.com,
 pabeni@...hat.com, kuba@...nel.org, edumazet@...gle.com, davem@...emloft.net,
 xuanzhuo@...ux.alibaba.com, jasowang@...hat.com, mst@...hat.com,
 shannon.nelson@....com, allen.hubbe@....com
Subject: Re: [PATCH net] virtio_net: use control_buf for coalesce params

Hello:

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

On Mon, 5 Jun 2023 12:59:25 -0700 you wrote:
> Commit 699b045a8e43 ("net: virtio_net: notifications coalescing
> support") added coalescing command support for virtio_net. However,
> the coalesce commands are using buffers on the stack, which is causing
> the device to see DMA errors. There should also be a complaint from
> check_for_stack() in debug_dma_map_xyz(). Fix this by adding and using
> coalesce params from the control_buf struct, which aligns with other
> commands.
> 
> [...]

Here is the summary with links:
  - [net] virtio_net: use control_buf for coalesce params
    https://git.kernel.org/netdev/net/c/accc1bf23068

You are awesome, thank you!
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