linux-kernel - Re: [PATCH 1/1] xen/netfront: stop tx queues during live migration

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Message-Id: <163517520747.28215.3424375634925343412.git-patchwork-notify@kernel.org>
Date:   Mon, 25 Oct 2021 15:20:07 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Dongli Zhang <dongli.zhang@...cle.com>
Cc:     xen-devel@...ts.xenproject.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, boris.ostrovsky@...cle.com,
        jgross@...e.com, sstabellini@...nel.org, davem@...emloft.net,
        kuba@...nel.org, joe.jin@...cle.com
Subject: Re: [PATCH 1/1] xen/netfront: stop tx queues during live migration

Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@...emloft.net>:

On Fri, 22 Oct 2021 16:31:39 -0700 you wrote:
> The tx queues are not stopped during the live migration. As a result, the
> ndo_start_xmit() may access netfront_info->queues which is freed by
> talk_to_netback()->xennet_destroy_queues().
> 
> This patch is to netif_device_detach() at the beginning of xen-netfront
> resuming, and netif_device_attach() at the end of resuming.
> 
> [...]

Here is the summary with links:
  - [1/1] xen/netfront: stop tx queues during live migration
    https://git.kernel.org/netdev/net/c/042b2046d0f0

You are awesome, thank you!
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