netdev - Re: [PATCH v2] vmxnet3: disable rx data ring on dma allocation failure

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Date: Tue, 04 Jun 2024 02:00:32 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Matthias Stocker <mstocker@...racuda.com>
Cc: kuba@...nel.org, doshir@...are.com, pv-drivers@...are.com,
 netdev@...r.kernel.org
Subject: Re: [PATCH v2] vmxnet3: disable rx data ring on dma allocation failure

Hello:

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

On Fri, 31 May 2024 12:37:11 +0200 you wrote:
> When vmxnet3_rq_create() fails to allocate memory for rq->data_ring.base,
> the subsequent call to vmxnet3_rq_destroy_all_rxdataring does not reset
> rq->data_ring.desc_size for the data ring that failed, which presumably
> causes the hypervisor to reference it on packet reception.
> 
> To fix this bug, rq->data_ring.desc_size needs to be set to 0 to tell
> the hypervisor to disable this feature.
> 
> [...]

Here is the summary with links:
  - [v2] vmxnet3: disable rx data ring on dma allocation failure
    https://git.kernel.org/netdev/net/c/ffbe335b8d47

You are awesome, thank you!
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