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* [PATCH] net/bonding: fix rss key configuration when the key length is 52
@ 2022-04-07  9:36 Ke Zhang
  2022-04-08  2:32 ` Min Hu (Connor)
  2022-04-11  3:02 ` [PATCH v2 1/1] " Ke Zhang
  0 siblings, 2 replies; 11+ messages in thread
From: Ke Zhang @ 2022-04-07  9:36 UTC (permalink / raw)
  To: chas3, humin29, dev; +Cc: Ke Zhang

when creating a bonding device, if the slave device's rss key length
is 52, then bonding device will be same as slave, in function
bond_ethdev_configure(), the default_rss_key length is 40, it
is not matched, so it should calculate a new key for bonding
device if the deault key could not be used.

Signed-off-by: Ke Zhang <ke1x.zhang@intel.com>
---
 drivers/net/bonding/rte_eth_bond_pmd.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
index b305b6a35b..4214b33f40 100644
--- a/drivers/net/bonding/rte_eth_bond_pmd.c
+++ b/drivers/net/bonding/rte_eth_bond_pmd.c
@@ -3617,13 +3617,13 @@ bond_ethdev_configure(struct rte_eth_dev *dev)
 			       internals->rss_key_len);
 		} else {
 			if (internals->rss_key_len > sizeof(default_rss_key)) {
-				RTE_BOND_LOG(ERR,
-				       "There is no suitable default hash key");
-				return -EINVAL;
+				/* If the rss_key_len is 52, it should calculate the hash key */
+				for (i = 0; i < internals->rss_key_len; i++)
+					internals->rss_key[i] = (uint8_t)rte_rand();
+			} else {
+				memcpy(internals->rss_key, default_rss_key,
+					internals->rss_key_len);
 			}
-
-			memcpy(internals->rss_key, default_rss_key,
-			       internals->rss_key_len);
 		}
 
 		for (i = 0; i < RTE_DIM(internals->reta_conf); i++) {
-- 
2.25.1


^ permalink raw reply	[flat|nested] 11+ messages in thread

end of thread, other threads:[~2022-05-04 16:32 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-04-07  9:36 [PATCH] net/bonding: fix rss key configuration when the key length is 52 Ke Zhang
2022-04-08  2:32 ` Min Hu (Connor)
2022-04-11  3:06   ` Zhang, Ke1X
2022-04-12 15:19     ` Stephen Hemminger
2022-04-13  9:03       ` Min Hu (Connor)
2022-04-13 16:12         ` Stephen Hemminger
2022-04-11  3:02 ` [PATCH v2 1/1] " Ke Zhang
2022-04-11  3:41   ` Min Hu (Connor)
2022-04-11  5:40   ` [PATCH v3 " Ke Zhang
2022-04-13  9:01     ` Min Hu (Connor)
2022-05-04 16:32       ` Ferruh Yigit

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