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net/mlx5e: Offload TC matching on packets being IP fragments

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Enable offloading of matching on packets being fragments.

Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Paul Blakey <paulb@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Or Gerlitz 2016-12-07 14:03:11 +02:00 committed by David S. Miller
parent faa3ffce78
commit 3f7d0eb42d
1 changed files with 12 additions and 0 deletions
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12
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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@ -31,6 +31,7 @@
*/
#include <net/flow_dissector.h>
#include <net/sch_generic.h>
#include <net/pkt_cls.h>
#include <net/tc_act/tc_gact.h>
#include <net/tc_act/tc_skbedit.h>
@ -363,7 +364,18 @@ static int __parse_cls_flower(struct mlx5e_priv *priv,
skb_flow_dissector_target(f->dissector,
FLOW_DISSECTOR_KEY_CONTROL,
f->key);
struct flow_dissector_key_control *mask =
skb_flow_dissector_target(f->dissector,
FLOW_DISSECTOR_KEY_CONTROL,
f->mask);
addr_type = key->addr_type;
if (mask->flags & FLOW_DIS_IS_FRAGMENT) {
MLX5_SET(fte_match_set_lyr_2_4, headers_c, frag, 1);
MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag,
key->flags & FLOW_DIS_IS_FRAGMENT);
}
}
if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_BASIC)) {