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Subject: Re: [PATCH RESEND net v4 0/4] several updates to virtio/vsock
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <167898782068.22462.15920934490206565808.git-patchwork-notify@kernel.org>
Date:   Thu, 16 Mar 2023 17:30:20 +0000
References: <1bfcb7fd-bce3-30cf-8a58-8baa57b7345c@sberdevices.ru>
In-Reply-To: <1bfcb7fd-bce3-30cf-8a58-8baa57b7345c@sberdevices.ru>
To:     Arseniy Krasnov <AVKrasnov@sberdevices.ru>
Cc:     stefanha@redhat.com, sgarzare@redhat.com, davem@davemloft.net,
        edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
        bobby.eshleman@bytedance.com, kvm@vger.kernel.org,
        virtualization@lists.linux-foundation.org, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org, kernel@sberdevices.ru,
        oxffffaa@gmail.com, avkrasnov@sberdevices.ru
Precedence: bulk

Hello:

This series was applied to netdev/net.git (main)
by David S. Miller <davem@davemloft.net>:

On Tue, 14 Mar 2023 14:03:23 +0300 you wrote:
> Hello,
> 
> this patchset evolved from previous v2 version (see link below). It does
> several updates to virtio/vsock:
> 1) Changes 'virtio_transport_inc/dec_rx_pkt()' interface. Now instead of
>    using skbuff state ('head' and 'data' pointers) to update 'fwd_cnt'
>    and 'rx_bytes', integer value is passed as an input argument. This
>    makes code more simple, because in this case we don't need to update
>    skbuff state before calling 'virtio_transport_inc/dec_rx_pkt()'. In
>    more common words - we don't need to change skbuff state to update
>    'rx_bytes' and 'fwd_cnt' correctly.
> 2) For SOCK_STREAM, when copying data to user fails, current skbuff is
>    not dropped. Next read attempt will use same skbuff and last offset.
>    Instead of 'skb_dequeue()', 'skb_peek()' + '__skb_unlink()' are used.
>    This behaviour was implemented before skbuff support.
> 3) For SOCK_SEQPACKET it removes unneeded 'skb_pull()' call, because for
>    this type of socket each skbuff is used only once: after removing it
>    from socket's queue, it will be freed anyway.
> 
> [...]

Here is the summary with links:
  - [RESEND,net,v4,1/4] virtio/vsock: don't use skbuff state to account credit
    https://git.kernel.org/netdev/net/c/077706165717
  - [RESEND,net,v4,2/4] virtio/vsock: remove redundant 'skb_pull()' call
    https://git.kernel.org/netdev/net/c/6825e6b4f8e5
  - [RESEND,net,v4,3/4] virtio/vsock: don't drop skbuff on copy failure
    https://git.kernel.org/netdev/net/c/8daaf39f7f6e
  - [RESEND,net,v4,4/4] test/vsock: copy to user failure test
    https://git.kernel.org/netdev/net/c/7e699d2a4e81

You are awesome, thank you!
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