[dpdk-dev] [PATCH] net/virtio: fix mbuf data offset for simple Rx function

Maxime Coquelin maxime.coquelin at redhat.com
Mon Feb 12 16:11:34 CET 2018


Hi Olivier,

On 02/12/2018 02:16 PM, Olivier Matz wrote:
> The mbuf->data_off was was not properly set for the first received
> mbufs. Fix this by setting it in virtqueue_enqueue_recv_refill_simple(),
> which is used to enqueue the first mbuf in the ring.
> 
> The function virtio_rxq_rearm_vec(), which is used to rearm the ring
> with new mbufs, is valid and does not need to be updated.
> 
> Fixes: cab0461234e7 ("virtio: fill Rx avail ring with blank mbufs")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Olivier Matz <olivier.matz at 6wind.com>
> ---
>   drivers/net/virtio/virtio_rxtx_simple.c | 1 +
>   1 file changed, 1 insertion(+)
> 

Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>

Thanks!
Maxime


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