linux-kernel - Re: [PATCH net-next v3 2/7] virtio_net: replace vq2rxq with vq2txq where appropriate

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Message-ID: <20241205053355-mutt-send-email-mst@kernel.org>
Date: Thu, 5 Dec 2024 05:34:01 -0500
From: "Michael S. Tsirkin" <mst@...hat.com>
To: Koichiro Den <koichiro.den@...onical.com>
Cc: virtualization@...ts.linux.dev, jasowang@...hat.com,
	xuanzhuo@...ux.alibaba.com, eperezma@...hat.com,
	andrew+netdev@...n.ch, davem@...emloft.net, edumazet@...gle.com,
	kuba@...nel.org, pabeni@...hat.com, jiri@...nulli.us,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Subject: Re: [PATCH net-next v3 2/7] virtio_net: replace vq2rxq with vq2txq
 where appropriate

On Wed, Dec 04, 2024 at 02:07:19PM +0900, Koichiro Den wrote:
> While not harmful, using vq2rxq where it's always sq appears odd.
> Replace it with the more appropriate vq2txq for clarity and correctness.
> 
> Fixes: 89f86675cb03 ("virtio_net: xsk: tx: support xmit xsk buffer")
> Signed-off-by: Koichiro Den <koichiro.den@...onical.com>

Acked-by: Michael S. Tsirkin <mst@...hat.com>

> ---
>  drivers/net/virtio_net.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
> index 48ce8b3881b6..1b7a85e75e14 100644
> --- a/drivers/net/virtio_net.c
> +++ b/drivers/net/virtio_net.c
> @@ -6213,7 +6213,7 @@ static void virtnet_sq_free_unused_buf(struct virtqueue *vq, void *buf)
>  {
>  	struct virtnet_info *vi = vq->vdev->priv;
>  	struct send_queue *sq;
> -	int i = vq2rxq(vq);
> +	int i = vq2txq(vq);
>  
>  	sq = &vi->sq[i];
>  
> -- 
> 2.43.0