diff mbox series

[v2,1/4] net/virtio: reject deferred start Rx queue setup

Message ID 1570624330-19119-1-git-send-email-arybchenko@solarflare.com (mailing list archive)
State Accepted, archived
Delegated to: Maxime Coquelin
Headers
Series [v2,1/4] net/virtio: reject deferred start Rx queue setup |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/iol-compilation success Compile Testing PASS
ci/iol-intel-Performance success Performance Testing PASS
ci/Intel-compilation success Compilation OK
ci/iol-mellanox-Performance success Performance Testing PASS

Commit Message

Andrew Rybchenko Oct. 9, 2019, 12:32 p.m. UTC 
  From: Dilshod Urazov <Dilshod.Urazov@oktetlabs.ru>

Deferred start Rx queue is not supported by the driver.

Fixes: 0748be2cf9a2 ("ethdev: queue start and stop")
Cc: stable@dpdk.org

Signed-off-by: Dilshod Urazov <Dilshod.Urazov@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
 drivers/net/virtio/virtio_rxtx.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

Comments

Maxime Coquelin Oct. 24, 2019, 9:44 a.m. UTC | #1 
On 10/9/19 2:32 PM, Andrew Rybchenko wrote:
> From: Dilshod Urazov <Dilshod.Urazov@oktetlabs.ru>
> 
> Deferred start Rx queue is not supported by the driver.
> 
> Fixes: 0748be2cf9a2 ("ethdev: queue start and stop")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Dilshod Urazov <Dilshod.Urazov@oktetlabs.ru>
> Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
> ---
>  drivers/net/virtio/virtio_rxtx.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)

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

Thanks,
Maxime
Maxime Coquelin Oct. 24, 2019, 10:19 a.m. UTC | #2 
On 10/24/19 11:44 AM, Maxime Coquelin wrote:
> 
> 
> On 10/9/19 2:32 PM, Andrew Rybchenko wrote:
>> From: Dilshod Urazov <Dilshod.Urazov@oktetlabs.ru>
>>
>> Deferred start Rx queue is not supported by the driver.
>>
>> Fixes: 0748be2cf9a2 ("ethdev: queue start and stop")
>> Cc: stable@dpdk.org
>>
>> Signed-off-by: Dilshod Urazov <Dilshod.Urazov@oktetlabs.ru>
>> Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
>> ---
>>  drivers/net/virtio/virtio_rxtx.c | 7 ++++++-
>>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
> 
> Thanks,
> Maxime
> 


Series applied to dpdk-next-virtio/master.

Thanks,
Maxime
diff mbox series

Patch

diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c
index 929aa4cbd..a8cd80100 100644
--- a/drivers/net/virtio/virtio_rxtx.c
+++ b/drivers/net/virtio/virtio_rxtx.c
@@ -919,7 +919,7 @@  virtio_dev_rx_queue_setup(struct rte_eth_dev *dev,
 			uint16_t queue_idx,
 			uint16_t nb_desc,
 			unsigned int socket_id __rte_unused,
-			const struct rte_eth_rxconf *rx_conf __rte_unused,
+			const struct rte_eth_rxconf *rx_conf,
 			struct rte_mempool *mp)
 {
 	uint16_t vtpci_queue_idx = 2 * queue_idx + VTNET_SQ_RQ_QUEUE_IDX;
@@ -929,6 +929,11 @@  virtio_dev_rx_queue_setup(struct rte_eth_dev *dev,
 
 	PMD_INIT_FUNC_TRACE();
 
+	if (rx_conf->rx_deferred_start) {
+		PMD_INIT_LOG(ERR, "Rx deferred start is not supported");
+		return -EINVAL;
+	}
+
 	if (nb_desc == 0 || nb_desc > vq->vq_nentries)
 		nb_desc = vq->vq_nentries;
 	vq->vq_free_cnt = RTE_MIN(vq->vq_free_cnt, nb_desc);