From: patchwork-bot+netdevbpf@kernel.org
To: wangyunjian <wangyunjian@huawei.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net, kuba@kernel.org,
mst@redhat.com, jasowang@redhat.com,
willemdebruijn.kernel@gmail.com,
virtualization@lists.linux-foundation.org,
jerry.lilijun@huawei.com, chenchanghu@huawei.com,
xudingke@huawei.com, brian.huangbin@huawei.com
Subject: Re: [PATCH net v6] vhost_net: fix ubuf refcount incorrectly when sendmsg fails
Date: Mon, 04 Jan 2021 21:30:08 +0000 [thread overview]
Message-ID: <160979580863.407.3102826648114498407.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <1609207308-20544-1-git-send-email-wangyunjian@huawei.com>
Hello:
This patch was applied to netdev/net.git (refs/heads/master):
On Tue, 29 Dec 2020 10:01:48 +0800 you wrote:
> From: Yunjian Wang <wangyunjian@huawei.com>
>
> Currently the vhost_zerocopy_callback() maybe be called to decrease
> the refcount when sendmsg fails in tun. The error handling in vhost
> handle_tx_zerocopy() will try to decrease the same refcount again.
> This is wrong. To fix this issue, we only call vhost_net_ubuf_put()
> when vq->heads[nvq->desc].len == VHOST_DMA_IN_PROGRESS.
>
> [...]
Here is the summary with links:
- [net,v6] vhost_net: fix ubuf refcount incorrectly when sendmsg fails
https://git.kernel.org/netdev/net/c/01e31bea7e62
You are awesome, thank you!
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prev parent reply other threads:[~2021-01-04 21:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-29 2:01 [PATCH net v6] vhost_net: fix ubuf refcount incorrectly when sendmsg fails wangyunjian
2021-01-04 21:30 ` patchwork-bot+netdevbpf [this message]
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