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* [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP
@ 2019-11-05  8:03 Xiaoyu Min
  2019-11-06 11:26 ` Ori Kam
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Xiaoyu Min @ 2019-11-05  8:03 UTC (permalink / raw)
  To: orika, Matan Azrad, Shahaf Shuler, Viacheslav Ovsiienko; +Cc: dev

Some applications, i.e. OVS, have rule like:

[1] pattern ipv4 / end actions ...

which intends to match ipv4 only on non-vlan ethernet and MLX5 NIC
supports this.

So PMD should accept this.

Fixes: 906a2efae8da ("net/mlx5: validate flow rule item order")

Signed-off-by: Xiaoyu Min <jackmin@mellanox.com>
---
 drivers/net/mlx5/mlx5_flow.c | 28 ++++++++++------------------
 1 file changed, 10 insertions(+), 18 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index b4b08f4c6c..24ea4a72b5 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -1276,11 +1276,17 @@ mlx5_flow_validate_item_eth(const struct rte_flow_item *item,
 		return rte_flow_error_set(error, ENOTSUP,
 					  RTE_FLOW_ERROR_TYPE_ITEM, item,
 					  "multiple L2 layers not supported");
-	if (tunnel && (item_flags & MLX5_FLOW_LAYER_INNER_L3))
+	if ((!tunnel && (item_flags & MLX5_FLOW_LAYER_OUTER_L3)) ||
+	    (tunnel && (item_flags & MLX5_FLOW_LAYER_INNER_L3)))
 		return rte_flow_error_set(error, EINVAL,
 					  RTE_FLOW_ERROR_TYPE_ITEM, item,
-					  "inner L2 layer should not "
-					  "follow inner L3 layers");
+					  "L2 layer should not follow "
+					  "L3 layers");
+	if ((!tunnel && (item_flags & MLX5_FLOW_LAYER_OUTER_VLAN)) ||
+	    (tunnel && (item_flags & MLX5_FLOW_LAYER_INNER_VLAN)))
+		return rte_flow_error_set(error, EINVAL,
+					  RTE_FLOW_ERROR_TYPE_ITEM, item,
+					  "L2 layer should not follow VLAN");
 	if (!mask)
 		mask = &rte_flow_item_eth_mask;
 	ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
@@ -1327,8 +1333,6 @@ mlx5_flow_validate_item_vlan(const struct rte_flow_item *item,
 	const uint64_t vlanm = tunnel ? MLX5_FLOW_LAYER_INNER_VLAN :
 					MLX5_FLOW_LAYER_OUTER_VLAN;
 
-	const uint64_t l2m = tunnel ? MLX5_FLOW_LAYER_INNER_L2 :
-				      MLX5_FLOW_LAYER_OUTER_L2;
 	if (item_flags & vlanm)
 		return rte_flow_error_set(error, EINVAL,
 					  RTE_FLOW_ERROR_TYPE_ITEM, item,
@@ -1336,11 +1340,7 @@ mlx5_flow_validate_item_vlan(const struct rte_flow_item *item,
 	else if ((item_flags & l34m) != 0)
 		return rte_flow_error_set(error, EINVAL,
 					  RTE_FLOW_ERROR_TYPE_ITEM, item,
-					  "L2 layer cannot follow L3/L4 layer");
-	else if ((item_flags & l2m) == 0)
-		return rte_flow_error_set(error, EINVAL,
-					  RTE_FLOW_ERROR_TYPE_ITEM, item,
-					  "no L2 layer before VLAN");
+					  "VLAN cannot follow L3/L4 layer");
 	if (!mask)
 		mask = &rte_flow_item_vlan_mask;
 	ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
@@ -1453,10 +1453,6 @@ mlx5_flow_validate_item_ipv4(const struct rte_flow_item *item,
 		return rte_flow_error_set(error, EINVAL,
 					  RTE_FLOW_ERROR_TYPE_ITEM, item,
 					  "L3 cannot follow an NVGRE layer.");
-	else if (!tunnel && !(item_flags & MLX5_FLOW_LAYER_OUTER_L2))
-		return rte_flow_error_set(error, EINVAL,
-					  RTE_FLOW_ERROR_TYPE_ITEM, item,
-					  "no L2 layer before IPV4");
 	if (!mask)
 		mask = &rte_flow_item_ipv4_mask;
 	else if (mask->hdr.next_proto_id != 0 &&
@@ -1548,10 +1544,6 @@ mlx5_flow_validate_item_ipv6(const struct rte_flow_item *item,
 		return rte_flow_error_set(error, EINVAL,
 					  RTE_FLOW_ERROR_TYPE_ITEM, item,
 					  "L3 cannot follow an NVGRE layer.");
-	else if (!tunnel && !(item_flags & MLX5_FLOW_LAYER_OUTER_L2))
-		return rte_flow_error_set(error, EINVAL,
-					  RTE_FLOW_ERROR_TYPE_ITEM, item,
-					  "no L2 layer before IPV6");
 	if (!mask)
 		mask = &rte_flow_item_ipv6_mask;
 	ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
-- 
2.24.0.rc0.3.g12a4aeaad8


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

* Re: [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP
  2019-11-05  8:03 [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP Xiaoyu Min
@ 2019-11-06 11:26 ` Ori Kam
  2019-11-06 12:11 ` Slava Ovsiienko
  2019-11-07 14:00 ` Raslan Darawsheh
  2 siblings, 0 replies; 4+ messages in thread
From: Ori Kam @ 2019-11-06 11:26 UTC (permalink / raw)
  To: Jack Min, Matan Azrad, Shahaf Shuler, Slava Ovsiienko; +Cc: dev



> -----Original Message-----
> From: Xiaoyu Min <jackmin@mellanox.com>
> Sent: Tuesday, November 5, 2019 10:03 AM
> To: Ori Kam <orika@mellanox.com>; Matan Azrad <matan@mellanox.com>;
> Shahaf Shuler <shahafs@mellanox.com>; Slava Ovsiienko
> <viacheslavo@mellanox.com>
> Cc: dev@dpdk.org
> Subject: [PATCH] net/mlx5: allow pattern start from IP
> 
> Some applications, i.e. OVS, have rule like:
> 
> [1] pattern ipv4 / end actions ...
> 
> which intends to match ipv4 only on non-vlan ethernet and MLX5 NIC
> supports this.
> 
> So PMD should accept this.
> 
> Fixes: 906a2efae8da ("net/mlx5: validate flow rule item order")
> 
> Signed-off-by: Xiaoyu Min <jackmin@mellanox.com>
> ---

Acked-by: Ori Kam <orika@mellanox.com>
Thanks,
Ori

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

* Re: [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP
  2019-11-05  8:03 [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP Xiaoyu Min
  2019-11-06 11:26 ` Ori Kam
@ 2019-11-06 12:11 ` Slava Ovsiienko
  2019-11-07 14:00 ` Raslan Darawsheh
  2 siblings, 0 replies; 4+ messages in thread
From: Slava Ovsiienko @ 2019-11-06 12:11 UTC (permalink / raw)
  To: Jack Min, Ori Kam, Matan Azrad, Shahaf Shuler; +Cc: dev

> -----Original Message-----
> From: Xiaoyu Min <jackmin@mellanox.com>
> Sent: Tuesday, November 5, 2019 10:03
> To: Ori Kam <orika@mellanox.com>; Matan Azrad <matan@mellanox.com>;
> Shahaf Shuler <shahafs@mellanox.com>; Slava Ovsiienko
> <viacheslavo@mellanox.com>
> Cc: dev@dpdk.org
> Subject: [PATCH] net/mlx5: allow pattern start from IP
> 
> Some applications, i.e. OVS, have rule like:
> 
> [1] pattern ipv4 / end actions ...
> 
> which intends to match ipv4 only on non-vlan ethernet and MLX5 NIC
> supports this.
> 
> So PMD should accept this.
> 
> Fixes: 906a2efae8da ("net/mlx5: validate flow rule item order")
> 
> Signed-off-by: Xiaoyu Min <jackmin@mellanox.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>


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

* Re: [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP
  2019-11-05  8:03 [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP Xiaoyu Min
  2019-11-06 11:26 ` Ori Kam
  2019-11-06 12:11 ` Slava Ovsiienko
@ 2019-11-07 14:00 ` Raslan Darawsheh
  2 siblings, 0 replies; 4+ messages in thread
From: Raslan Darawsheh @ 2019-11-07 14:00 UTC (permalink / raw)
  To: Jack Min, Ori Kam, Matan Azrad, Shahaf Shuler, Slava Ovsiienko
  Cc: dev, stable

Hi,

> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Xiaoyu Min
> Sent: Tuesday, November 5, 2019 10:03 AM
> To: Ori Kam <orika@mellanox.com>; Matan Azrad <matan@mellanox.com>;
> Shahaf Shuler <shahafs@mellanox.com>; Slava Ovsiienko
> <viacheslavo@mellanox.com>
> Cc: dev@dpdk.org
> Subject: [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP
> 
> Some applications, i.e. OVS, have rule like:
> 
> [1] pattern ipv4 / end actions ...
> 
> which intends to match ipv4 only on non-vlan ethernet and MLX5 NIC
> supports this.
> 
> So PMD should accept this.
> 
> Fixes: 906a2efae8da ("net/mlx5: validate flow rule item order")
added
Cc: stable@dpdk.org
> 
> Signed-off-by: Xiaoyu Min <jackmin@mellanox.com>
> ---
>  drivers/net/mlx5/mlx5_flow.c | 28 ++++++++++------------------
>  1 file changed, 10 insertions(+), 18 deletions(-)
> 

Patch applied to next-net-mlx,

Kindest regards,
Raslan Darawsheh

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

end of thread, other threads:[~2019-11-07 14:00 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2019-11-05  8:03 [dpdk-dev] [PATCH] net/mlx5: allow pattern start from IP Xiaoyu Min
2019-11-06 11:26 ` Ori Kam
2019-11-06 12:11 ` Slava Ovsiienko
2019-11-07 14:00 ` Raslan Darawsheh

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