[dpdk-dev] [PATCH v4 2/2] net/virtio: move VLAN tag insertion to Tx prepare

Maxime Coquelin maxime.coquelin at redhat.com
Thu Jun 20 11:58:25 CEST 2019

On 6/17/19 1:31 PM, Andrew Rybchenko wrote:
> From: Dilshod Urazov<Dilshod.Urazov at oktetlabs.ru>
> VLAN tag insertion should be in Tx prepare, not in Tx burst functions.
> One of Tx prepare goals is to be able to do preparations in advance
> (possibliy on different CPU core) and then transmit it fast.
> Also Tx prepare can report that a packet does not pass Tx offloads
> check. E.g. has no enough headroom to insert VLAN header.
> Fixes: 4fb7e803eb1a ("ethdev: add Tx preparation")
> Cc:stable at dpdk.org
> Signed-off-by: Dilshod Urazov<Dilshod.Urazov at oktetlabs.ru>
> Signed-off-by: Andrew Rybchenko<arybchenko at solarflare.com>
> ---
> v4:
>   - add more details to commit log
>   drivers/net/virtio/virtio_rxtx.c | 50 +++++++++-----------------------
>   1 file changed, 14 insertions(+), 36 deletions(-)

Applied to dpdk-next-virtio/master.


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