[dpdk-dev] [PATCH] net/iavf: fix incomplete rss initiation

[dpdk-dev] [PATCH] net/iavf: fix incomplete rss initiation

[Xuan Ding]

When the default RSS is disabled during initialization, the RSS should
be turned on when creating RSS rule.

This patch adds support to configure rss key and lookup table even
when the default RSS is disabled.

Fixes: c678299594a8 ("net/iavf: fix default RSS configuration")
Cc: stable@dpdk.org

Signed-off-by: Xuan Ding <xuan.ding@intel.com>
---
 drivers/net/iavf/iavf_ethdev.c | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
index 97a2dc7d76..c06873d26f 100644
--- a/drivers/net/iavf/iavf_ethdev.c
+++ b/drivers/net/iavf/iavf_ethdev.c
@@ -362,14 +362,6 @@ iavf_init_rss(struct iavf_adapter *adapter)
 		PMD_DRV_LOG(DEBUG, "RSS is not supported");
 		return -ENOTSUP;
 	}
-	if (adapter->eth_dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
-		PMD_DRV_LOG(WARNING, "RSS is enabled by PF by default");
-		/* set all lut items to default queue */
-		for (i = 0; i < vf->vf_res->rss_lut_size; i++)
-			vf->rss_lut[i] = 0;
-		ret = iavf_configure_rss_lut(adapter);
-		return ret;
-	}
 
 	/* configure RSS key */
 	if (!rss_conf->rss_key) {
-- 
2.17.1

Re: [dpdk-dev] [PATCH] net/iavf: fix incomplete rss initiation

[Zhang, Qi Z]

> -----Original Message-----
> From: Ding, Xuan <xuan.ding@intel.com>
> Sent: Sunday, April 25, 2021 4:06 PM
> To: Zhang, Qi Z <qi.z.zhang@intel.com>; Wu, Jingjing <jingjing.wu@intel.com>;
> Xing, Beilei <beilei.xing@intel.com>
> Cc: dev@dpdk.org; Ding, Xuan <xuan.ding@intel.com>; stable@dpdk.org
> Subject: [PATCH] net/iavf: fix incomplete rss initiation
> 
> When the default RSS is disabled during initialization, the RSS should be turned
> on when creating RSS rule.
> 
> This patch adds support to configure rss key and lookup table even when the
> default RSS is disabled.
> 
> Fixes: c678299594a8 ("net/iavf: fix default RSS configuration")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Xuan Ding <xuan.ding@intel.com>

Acked-by: Qi Zhang <qi.z.zhang@intel.com>

Applied to dpdk-next-net-intel.

Thanks
Qi