[dpdk-dev] [PATCH] net/ice: correct key len and queues check for RSS

[Ye Xiaolong]

On 10/30, Simei Su wrote:
>This patch corrects key_len and queues check. The key_len and queues
>are not supported to configure for RSS in rte_flow.
>
>Fixes: 5ad3db8d4bdd ("net/ice: enable advanced RSS")
>Cc: stable at dpdk.org
>
>Signed-off-by: Simei Su <simei.su at intel.com>
>---
> drivers/net/ice/ice_hash.c | 10 ++++------
> 1 file changed, 4 insertions(+), 6 deletions(-)
>
>diff --git a/drivers/net/ice/ice_hash.c b/drivers/net/ice/ice_hash.c
>index f710b97..f78fe42 100644
>--- a/drivers/net/ice/ice_hash.c
>+++ b/drivers/net/ice/ice_hash.c
>@@ -25,8 +25,6 @@
> #include "ice_ethdev.h"
> #include "ice_generic_flow.h"
> 
>-#define ICE_ACTION_RSS_MAX_QUEUE_NUM 32
>-
> struct rss_type_match_hdr {
> 	uint32_t hdr_mask;
> 	uint64_t eth_rss_hint;
>@@ -333,15 +331,15 @@ struct ice_hash_match_type ice_hash_type_list[] = {
> 					RTE_FLOW_ERROR_TYPE_ACTION, action,
> 					"a nonzero RSS encapsulation level is not supported");
> 
>-			if (rss->key_len == 0)
>+			if (rss->key_len)
> 				return rte_flow_error_set(error, ENOTSUP,
> 					RTE_FLOW_ERROR_TYPE_ACTION, action,
>-					"RSS hash key_len mustn't be 0");
>+					"a nonzero RSS key_len is not supported");
> 
>-			if (rss->queue_num > ICE_ACTION_RSS_MAX_QUEUE_NUM)
>+			if (rss->queue)
> 				return rte_flow_error_set(error, ENOTSUP,
> 					RTE_FLOW_ERROR_TYPE_ACTION, action,
>-					"too many queues for RSS context");
>+					"a non-NULL RSS queue is not supported");
> 
> 			/* Check hash function and save it to rss_meta. */
> 			if (rss->func ==
>-- 
>1.8.3.1
>

Acked-by: Xiaolong Ye <xiaolong.ye at intel.com>

Applied to dpdk-next-net-intel. Thanks.