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* [PATCH] net/cnxk: update RSS RETA table
@ 2022-02-24  8:35 Rakesh Kudurumalla
  2022-02-24 13:42 ` Jerin Jacob
  0 siblings, 1 reply; 2+ messages in thread
From: Rakesh Kudurumalla @ 2022-02-24  8:35 UTC (permalink / raw)
  To: Nithin Dabilpuram, Kiran Kumar K, Sunil Kumar Kori, Satha Rao
  Cc: dev, jerinj, Rakesh Kudurumalla, stable

rss reta table is corrupted during
rte_eth_dev_rss_reta_update.This fix restores
previous table entries before updating.

Fixes: 00242a687de ("net/cnxk: support RETA and RSS hash")
Cc: stable@dpdk.org

Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
---
 drivers/net/cnxk/cnxk_ethdev_ops.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/cnxk/cnxk_ethdev_ops.c b/drivers/net/cnxk/cnxk_ethdev_ops.c
index b0a16f3c56..f4a0562475 100644
--- a/drivers/net/cnxk/cnxk_ethdev_ops.c
+++ b/drivers/net/cnxk/cnxk_ethdev_ops.c
@@ -857,6 +857,8 @@ cnxk_nix_reta_update(struct rte_eth_dev *eth_dev,
 		goto fail;
 	}
 
+	roc_nix_rss_reta_get(nix, 0, reta);
+
 	/* Copy RETA table */
 	for (i = 0; i < (int)(dev->nix.reta_sz / RTE_ETH_RETA_GROUP_SIZE); i++) {
 		for (j = 0; j < RTE_ETH_RETA_GROUP_SIZE; j++) {
-- 
2.25.1


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2022-02-24  8:35 [PATCH] net/cnxk: update RSS RETA table Rakesh Kudurumalla
2022-02-24 13:42 ` Jerin Jacob

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