[PATCH 0/2] fix IP-in-IP tunnels recognition

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* [PATCH 0/2] fix IP-in-IP tunnels recognition
@ 2024-02-29 16:05 Gregory Etelson
  2024-02-29 16:05 ` [PATCH 1/2] net/mlx5: remove code duplications Gregory Etelson
  2024-02-29 16:05 ` [PATCH 2/2] net/mlx5: fix IP-in-IP tunnels recognition Gregory Etelson
  0 siblings, 2 replies; 4+ messages in thread
From: Gregory Etelson @ 2024-02-29 16:05 UTC (permalink / raw)
  To: dev; +Cc: getelson, mkashani, rasland, Ori Kam

fix IP-in-IP tunnels validation and recognition 

Gregory Etelson (2):
  net/mlx5: remove code duplications
  net/mlx5: fix IP-in-IP tunnels recognition

 drivers/net/mlx5/mlx5_flow_dv.c | 243 +++++++++++++++-----------------
 1 file changed, 117 insertions(+), 126 deletions(-)

Acked-by: Ori Kam <orika@nvidia.com>
-- 
2.39.2


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH 1/2] net/mlx5: remove code duplications
  2024-02-29 16:05 [PATCH 0/2] fix IP-in-IP tunnels recognition Gregory Etelson
@ 2024-02-29 16:05 ` Gregory Etelson
  2024-02-29 16:05 ` [PATCH 2/2] net/mlx5: fix IP-in-IP tunnels recognition Gregory Etelson
  1 sibling, 0 replies; 4+ messages in thread
From: Gregory Etelson @ 2024-02-29 16:05 UTC (permalink / raw)
  To: dev
  Cc: getelson, mkashani, rasland, stable, Ori Kam, Dariusz Sosnowski,
	Viacheslav Ovsiienko, Suanming Mou, Matan Azrad, Yongseok Koh,
	Shahaf Shuler

Remove code duplications in DV L3 items validation translation.

Fixes: 3193c2494eea ("net/mlx5: fix L4 protocol validation")

Cc: stable@dpdk.org

Signed-off-by: Gregory Etelson <getelson@nvidia.com>
Acked-by: Ori Kam <orika@nvidia.com>
---
 drivers/net/mlx5/mlx5_flow_dv.c | 151 +++++++++-----------------------
 1 file changed, 43 insertions(+), 108 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index 18f09b22be..fe0a06f364 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -7488,6 +7488,40 @@ flow_dv_validate_item_flex(struct rte_eth_dev *dev,
 	return 0;
 }
 
+static __rte_always_inline uint8_t
+mlx5_flow_l3_next_protocol(const struct rte_flow_item *l3_item,
+			   enum MLX5_SET_MATCHER key_type)
+{
+#define MLX5_L3_NEXT_PROTOCOL(i, ms)                                            \
+	((i)->type == RTE_FLOW_ITEM_TYPE_IPV4 ?                                  \
+	((const struct rte_flow_item_ipv4 *)(i)->ms)->hdr.next_proto_id :       \
+	(i)->type == RTE_FLOW_ITEM_TYPE_IPV6 ?                                  \
+	((const struct rte_flow_item_ipv6 *)(i)->ms)->hdr.proto :               \
+	(i)->type == RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT ?                         \
+	((const struct rte_flow_item_ipv6_frag_ext *)(i)->ms)->hdr.next_header :\
+	0xff)
+
+	uint8_t next_protocol;
+
+	if (l3_item->mask != NULL && l3_item->spec != NULL) {
+		next_protocol = MLX5_L3_NEXT_PROTOCOL(l3_item, spec);
+		if (next_protocol)
+			next_protocol &= MLX5_L3_NEXT_PROTOCOL(l3_item, mask);
+		else
+			next_protocol = 0xff;
+	} else if (key_type == MLX5_SET_MATCHER_HS_M && l3_item->mask != NULL) {
+		next_protocol =  MLX5_L3_NEXT_PROTOCOL(l3_item, mask);
+	} else if (key_type == MLX5_SET_MATCHER_HS_V && l3_item->spec != NULL) {
+		next_protocol =  MLX5_L3_NEXT_PROTOCOL(l3_item, spec);
+	} else {
+		/* Reset for inner layer. */
+		next_protocol = 0xff;
+	}
+	return next_protocol;
+
+#undef MLX5_L3_NEXT_PROTOCOL
+}
+
 /**
  * Validate IB BTH item.
  *
@@ -7770,19 +7804,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
 				return ret;
 			last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 :
 					     MLX5_FLOW_LAYER_OUTER_L3_IPV4;
-			if (items->mask != NULL &&
-			    ((const struct rte_flow_item_ipv4 *)
-			     items->mask)->hdr.next_proto_id) {
-				next_protocol =
-					((const struct rte_flow_item_ipv4 *)
-					 (items->spec))->hdr.next_proto_id;
-				next_protocol &=
-					((const struct rte_flow_item_ipv4 *)
-					 (items->mask))->hdr.next_proto_id;
-			} else {
-				/* Reset for inner layer. */
-				next_protocol = 0xff;
-			}
+			next_protocol = mlx5_flow_l3_next_protocol
+				(items, (enum MLX5_SET_MATCHER)-1);
 			break;
 		case RTE_FLOW_ITEM_TYPE_IPV6:
 			mlx5_flow_tunnel_ip_check(items, next_protocol,
@@ -7796,22 +7819,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
 				return ret;
 			last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 :
 					     MLX5_FLOW_LAYER_OUTER_L3_IPV6;
-			if (items->mask != NULL &&
-			    ((const struct rte_flow_item_ipv6 *)
-			     items->mask)->hdr.proto) {
-				item_ipv6_proto =
-					((const struct rte_flow_item_ipv6 *)
-					 items->spec)->hdr.proto;
-				next_protocol =
-					((const struct rte_flow_item_ipv6 *)
-					 items->spec)->hdr.proto;
-				next_protocol &=
-					((const struct rte_flow_item_ipv6 *)
-					 items->mask)->hdr.proto;
-			} else {
-				/* Reset for inner layer. */
-				next_protocol = 0xff;
-			}
+			next_protocol = mlx5_flow_l3_next_protocol
+					(items, (enum MLX5_SET_MATCHER)-1);
 			break;
 		case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
 			ret = flow_dv_validate_item_ipv6_frag_ext(items,
@@ -7822,19 +7831,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
 			last_item = tunnel ?
 					MLX5_FLOW_LAYER_INNER_L3_IPV6_FRAG_EXT :
 					MLX5_FLOW_LAYER_OUTER_L3_IPV6_FRAG_EXT;
-			if (items->mask != NULL &&
-			    ((const struct rte_flow_item_ipv6_frag_ext *)
-			     items->mask)->hdr.next_header) {
-				next_protocol =
-				((const struct rte_flow_item_ipv6_frag_ext *)
-				 items->spec)->hdr.next_header;
-				next_protocol &=
-				((const struct rte_flow_item_ipv6_frag_ext *)
-				 items->mask)->hdr.next_header;
-			} else {
-				/* Reset for inner layer. */
-				next_protocol = 0xff;
-			}
+			next_protocol = mlx5_flow_l3_next_protocol
+				(items, (enum MLX5_SET_MATCHER)-1);
 			break;
 		case RTE_FLOW_ITEM_TYPE_TCP:
 			ret = mlx5_flow_validate_item_tcp
@@ -13997,28 +13995,7 @@ flow_dv_translate_items(struct rte_eth_dev *dev,
 		wks->priority = MLX5_PRIORITY_MAP_L3;
 		last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 :
 				     MLX5_FLOW_LAYER_OUTER_L3_IPV4;
-		if (items->mask != NULL &&
-		    items->spec != NULL &&
-			((const struct rte_flow_item_ipv4 *)
-			 items->mask)->hdr.next_proto_id) {
-			next_protocol =
-				((const struct rte_flow_item_ipv4 *)
-				 (items->spec))->hdr.next_proto_id;
-			next_protocol &=
-				((const struct rte_flow_item_ipv4 *)
-				 (items->mask))->hdr.next_proto_id;
-		} else if (key_type == MLX5_SET_MATCHER_HS_M &&
-			   items->mask != NULL) {
-			next_protocol =  ((const struct rte_flow_item_ipv4 *)
-					(items->mask))->hdr.next_proto_id;
-		} else if (key_type == MLX5_SET_MATCHER_HS_V &&
-			   items->spec != NULL) {
-			next_protocol =  ((const struct rte_flow_item_ipv4 *)
-					(items->spec))->hdr.next_proto_id;
-		} else {
-			/* Reset for inner layer. */
-			next_protocol = 0xff;
-		}
+		next_protocol = mlx5_flow_l3_next_protocol(items, key_type);
 		break;
 	case RTE_FLOW_ITEM_TYPE_IPV6:
 		mlx5_flow_tunnel_ip_check(items, next_protocol,
@@ -14028,56 +14005,14 @@ flow_dv_translate_items(struct rte_eth_dev *dev,
 		wks->priority = MLX5_PRIORITY_MAP_L3;
 		last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 :
 				     MLX5_FLOW_LAYER_OUTER_L3_IPV6;
-		if (items->mask != NULL &&
-		    items->spec != NULL &&
-			((const struct rte_flow_item_ipv6 *)
-			 items->mask)->hdr.proto) {
-			next_protocol =
-				((const struct rte_flow_item_ipv6 *)
-				 items->spec)->hdr.proto;
-			next_protocol &=
-				((const struct rte_flow_item_ipv6 *)
-				 items->mask)->hdr.proto;
-		} else if (key_type == MLX5_SET_MATCHER_HS_M &&
-			   items->mask != NULL) {
-			next_protocol =  ((const struct rte_flow_item_ipv6 *)
-					(items->mask))->hdr.proto;
-		} else if (key_type == MLX5_SET_MATCHER_HS_V &&
-			   items->spec != NULL) {
-			next_protocol =  ((const struct rte_flow_item_ipv6 *)
-					(items->spec))->hdr.proto;
-		} else {
-			/* Reset for inner layer. */
-			next_protocol = 0xff;
-		}
+		next_protocol = mlx5_flow_l3_next_protocol(items, key_type);
 		break;
 	case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
 		flow_dv_translate_item_ipv6_frag_ext
 					(key, items, tunnel, key_type);
 		last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6_FRAG_EXT :
 				     MLX5_FLOW_LAYER_OUTER_L3_IPV6_FRAG_EXT;
-		if (items->mask != NULL &&
-		    items->spec != NULL &&
-			((const struct rte_flow_item_ipv6_frag_ext *)
-			 items->mask)->hdr.next_header) {
-			next_protocol =
-			((const struct rte_flow_item_ipv6_frag_ext *)
-			 items->spec)->hdr.next_header;
-			next_protocol &=
-			((const struct rte_flow_item_ipv6_frag_ext *)
-			 items->mask)->hdr.next_header;
-		} else if (key_type == MLX5_SET_MATCHER_HS_M &&
-			   items->mask != NULL) {
-			next_protocol =  ((const struct rte_flow_item_ipv6_frag_ext *)
-					(items->mask))->hdr.next_header;
-		} else if (key_type == MLX5_SET_MATCHER_HS_V &&
-			   items->spec != NULL) {
-			next_protocol =  ((const struct rte_flow_item_ipv6_frag_ext *)
-					(items->spec))->hdr.next_header;
-		} else {
-			/* Reset for inner layer. */
-			next_protocol = 0xff;
-		}
+		next_protocol = mlx5_flow_l3_next_protocol(items, key_type);
 		break;
 	case RTE_FLOW_ITEM_TYPE_TCP:
 		flow_dv_translate_item_tcp(key, items, tunnel, key_type);
-- 
2.39.2


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH 2/2] net/mlx5: fix IP-in-IP tunnels recognition
  2024-02-29 16:05 [PATCH 0/2] fix IP-in-IP tunnels recognition Gregory Etelson
  2024-02-29 16:05 ` [PATCH 1/2] net/mlx5: remove code duplications Gregory Etelson
@ 2024-02-29 16:05 ` Gregory Etelson
  2024-03-13  7:39   ` Raslan Darawsheh
  1 sibling, 1 reply; 4+ messages in thread
From: Gregory Etelson @ 2024-02-29 16:05 UTC (permalink / raw)
  To: dev
  Cc: getelson, mkashani, rasland, Ori Kam, Dariusz Sosnowski,
	Viacheslav Ovsiienko, Suanming Mou, Matan Azrad, Yongseok Koh

The patch fixes IP-in-IP tunnel recognition for the following patterns

 / [ipv4|ipv6] proto is [ipv4|ipv6] / end

 / [ipv4|ipv6] / [ipv4|ipv6] /

Fixes: 3d69434113d1 ("net/mlx5: add Direct Verbs validation function")
Signed-off-by: Gregory Etelson <getelson@nvidia.com>
Acked-by: Ori Kam <orika@nvidia.com>
---
 drivers/net/mlx5/mlx5_flow_dv.c | 104 ++++++++++++++++++++++++--------
 1 file changed, 80 insertions(+), 24 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index fe0a06f364..92a5b7b503 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -275,21 +275,41 @@ struct field_modify_info modify_tcp[] = {
 	{0, 0, 0},
 };
 
-static void
+enum mlx5_l3_tunnel_detection {
+	l3_tunnel_none,
+	l3_tunnel_outer,
+	l3_tunnel_inner
+};
+
+static enum mlx5_l3_tunnel_detection
 mlx5_flow_tunnel_ip_check(const struct rte_flow_item *item __rte_unused,
-			  uint8_t next_protocol, uint64_t *item_flags,
-			  int *tunnel)
+			  uint8_t next_protocol, uint64_t item_flags,
+			  uint64_t *l3_tunnel_flag)
 {
+	enum mlx5_l3_tunnel_detection td = l3_tunnel_none;
+
 	MLX5_ASSERT(item->type == RTE_FLOW_ITEM_TYPE_IPV4 ||
 		    item->type == RTE_FLOW_ITEM_TYPE_IPV6);
-	if (next_protocol == IPPROTO_IPIP) {
-		*item_flags |= MLX5_FLOW_LAYER_IPIP;
-		*tunnel = 1;
-	}
-	if (next_protocol == IPPROTO_IPV6) {
-		*item_flags |= MLX5_FLOW_LAYER_IPV6_ENCAP;
-		*tunnel = 1;
+	if ((item_flags & MLX5_FLOW_LAYER_OUTER_L3) == 0) {
+		switch (next_protocol) {
+		case IPPROTO_IPIP:
+			td = l3_tunnel_outer;
+			*l3_tunnel_flag = MLX5_FLOW_LAYER_IPIP;
+			break;
+		case IPPROTO_IPV6:
+			td = l3_tunnel_outer;
+			*l3_tunnel_flag = MLX5_FLOW_LAYER_IPV6_ENCAP;
+			break;
+		default:
+			break;
+		}
+	} else {
+		td = l3_tunnel_inner;
+		*l3_tunnel_flag = item->type == RTE_FLOW_ITEM_TYPE_IPV4 ?
+				  MLX5_FLOW_LAYER_IPIP :
+				  MLX5_FLOW_LAYER_IPV6_ENCAP;
 	}
+	return td;
 }
 
 static inline struct mlx5_hlist *
@@ -7718,6 +7738,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
 		return ret;
 	is_root = (uint64_t)ret;
 	for (; items->type != RTE_FLOW_ITEM_TYPE_END; items++) {
+		enum mlx5_l3_tunnel_detection l3_tunnel_detection;
+		uint64_t l3_tunnel_flag;
 		int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
 		int type = items->type;
 
@@ -7795,8 +7817,16 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
 				vlan_m = items->mask;
 			break;
 		case RTE_FLOW_ITEM_TYPE_IPV4:
-			mlx5_flow_tunnel_ip_check(items, next_protocol,
-						  &item_flags, &tunnel);
+			next_protocol = mlx5_flow_l3_next_protocol
+				(items, (enum MLX5_SET_MATCHER)-1);
+			l3_tunnel_detection =
+				mlx5_flow_tunnel_ip_check(items, next_protocol,
+							  item_flags,
+							  &l3_tunnel_flag);
+			if (l3_tunnel_detection == l3_tunnel_inner) {
+				item_flags |= l3_tunnel_flag;
+				tunnel = 1;
+			}
 			ret = flow_dv_validate_item_ipv4(dev, items, item_flags,
 							 last_item, ether_type,
 							 error);
@@ -7804,12 +7834,20 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
 				return ret;
 			last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 :
 					     MLX5_FLOW_LAYER_OUTER_L3_IPV4;
-			next_protocol = mlx5_flow_l3_next_protocol
-				(items, (enum MLX5_SET_MATCHER)-1);
+			if (l3_tunnel_detection == l3_tunnel_outer)
+				item_flags |= l3_tunnel_flag;
 			break;
 		case RTE_FLOW_ITEM_TYPE_IPV6:
-			mlx5_flow_tunnel_ip_check(items, next_protocol,
-						  &item_flags, &tunnel);
+			next_protocol = mlx5_flow_l3_next_protocol
+				(items, (enum MLX5_SET_MATCHER)-1);
+			l3_tunnel_detection =
+				mlx5_flow_tunnel_ip_check(items, next_protocol,
+							  item_flags,
+							  &l3_tunnel_flag);
+			if (l3_tunnel_detection == l3_tunnel_inner) {
+				item_flags |= l3_tunnel_flag;
+				tunnel = 1;
+			}
 			ret = mlx5_flow_validate_item_ipv6(items, item_flags,
 							   last_item,
 							   ether_type,
@@ -7819,8 +7857,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
 				return ret;
 			last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 :
 					     MLX5_FLOW_LAYER_OUTER_L3_IPV6;
-			next_protocol = mlx5_flow_l3_next_protocol
-					(items, (enum MLX5_SET_MATCHER)-1);
+			if (l3_tunnel_detection == l3_tunnel_outer)
+				item_flags |= l3_tunnel_flag;
 			break;
 		case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
 			ret = flow_dv_validate_item_ipv6_frag_ext(items,
@@ -13945,6 +13983,8 @@ flow_dv_translate_items(struct rte_eth_dev *dev,
 	int tunnel = !!(wks->item_flags & MLX5_FLOW_LAYER_TUNNEL);
 	int item_type = items->type;
 	uint64_t last_item = wks->last_item;
+	enum mlx5_l3_tunnel_detection l3_tunnel_detection;
+	uint64_t l3_tunnel_flag;
 	int ret;
 
 	switch (item_type) {
@@ -13988,24 +14028,40 @@ flow_dv_translate_items(struct rte_eth_dev *dev,
 					  MLX5_FLOW_LAYER_OUTER_VLAN);
 		break;
 	case RTE_FLOW_ITEM_TYPE_IPV4:
-		mlx5_flow_tunnel_ip_check(items, next_protocol,
-					  &wks->item_flags, &tunnel);
+		next_protocol = mlx5_flow_l3_next_protocol(items, key_type);
+		l3_tunnel_detection =
+			mlx5_flow_tunnel_ip_check(items, next_protocol,
+						  wks->item_flags,
+						  &l3_tunnel_flag);
+		if (l3_tunnel_detection == l3_tunnel_inner) {
+			wks->item_flags |= l3_tunnel_flag;
+			tunnel = 1;
+		}
 		flow_dv_translate_item_ipv4(key, items, tunnel,
 					    wks->group, key_type);
 		wks->priority = MLX5_PRIORITY_MAP_L3;
 		last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 :
 				     MLX5_FLOW_LAYER_OUTER_L3_IPV4;
-		next_protocol = mlx5_flow_l3_next_protocol(items, key_type);
+		if (l3_tunnel_detection == l3_tunnel_outer)
+			wks->item_flags |= l3_tunnel_flag;
 		break;
 	case RTE_FLOW_ITEM_TYPE_IPV6:
-		mlx5_flow_tunnel_ip_check(items, next_protocol,
-					  &wks->item_flags, &tunnel);
+		next_protocol = mlx5_flow_l3_next_protocol(items, key_type);
+		l3_tunnel_detection =
+			mlx5_flow_tunnel_ip_check(items, next_protocol,
+						  wks->item_flags,
+						  &l3_tunnel_flag);
+		if (l3_tunnel_detection == l3_tunnel_inner) {
+			wks->item_flags |= l3_tunnel_flag;
+			tunnel = 1;
+		}
 		flow_dv_translate_item_ipv6(key, items, tunnel,
 					    wks->group, key_type);
 		wks->priority = MLX5_PRIORITY_MAP_L3;
 		last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 :
 				     MLX5_FLOW_LAYER_OUTER_L3_IPV6;
-		next_protocol = mlx5_flow_l3_next_protocol(items, key_type);
+		if (l3_tunnel_detection == l3_tunnel_outer)
+			wks->item_flags |= l3_tunnel_flag;
 		break;
 	case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
 		flow_dv_translate_item_ipv6_frag_ext
-- 
2.39.2


^ permalink raw reply	[flat|nested] 4+ messages in thread

* RE: [PATCH 2/2] net/mlx5: fix IP-in-IP tunnels recognition
  2024-02-29 16:05 ` [PATCH 2/2] net/mlx5: fix IP-in-IP tunnels recognition Gregory Etelson
@ 2024-03-13  7:39   ` Raslan Darawsheh
  0 siblings, 0 replies; 4+ messages in thread
From: Raslan Darawsheh @ 2024-03-13  7:39 UTC (permalink / raw)
  To: Gregory Etelson, dev
  Cc: Maayan Kashani, Ori Kam, Dariusz Sosnowski, Slava Ovsiienko,
	Suanming Mou, Matan Azrad, Yongseok Koh

Hi,

> -----Original Message-----
> From: Gregory Etelson <getelson@nvidia.com>
> Sent: Thursday, February 29, 2024 6:05 PM
> To: dev@dpdk.org
> Cc: Gregory Etelson <getelson@nvidia.com>; Maayan Kashani
> <mkashani@nvidia.com>; Raslan Darawsheh <rasland@nvidia.com>; Ori Kam
> <orika@nvidia.com>; Dariusz Sosnowski <dsosnowski@nvidia.com>; Slava
> Ovsiienko <viacheslavo@nvidia.com>; Suanming Mou
> <suanmingm@nvidia.com>; Matan Azrad <matan@nvidia.com>; Yongseok
> Koh <yskoh@mellanox.com>
> Subject: [PATCH 2/2] net/mlx5: fix IP-in-IP tunnels recognition
> 
> The patch fixes IP-in-IP tunnel recognition for the following patterns
> 
>  / [ipv4|ipv6] proto is [ipv4|ipv6] / end
> 
>  / [ipv4|ipv6] / [ipv4|ipv6] /
> 
> Fixes: 3d69434113d1 ("net/mlx5: add Direct Verbs validation function")
> Signed-off-by: Gregory Etelson <getelson@nvidia.com>
> Acked-by: Ori Kam <orika@nvidia.com>
Series applied to next-net-mlx,

Kindest regards
Raslan Darawsheh

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2024-03-13  7:39 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2024-02-29 16:05 [PATCH 0/2] fix IP-in-IP tunnels recognition Gregory Etelson
2024-02-29 16:05 ` [PATCH 1/2] net/mlx5: remove code duplications Gregory Etelson
2024-02-29 16:05 ` [PATCH 2/2] net/mlx5: fix IP-in-IP tunnels recognition Gregory Etelson
2024-03-13  7:39   ` Raslan Darawsheh

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