From 459d153d9916ea48b1550bbb6f2959dc03bff011 Mon Sep 17 00:00:00 2001 From: Pieter Jansen van Vuuren Date: Tue, 6 Mar 2018 18:11:14 +0100 Subject: net/sched: cls_flower: Add support to handle first frag as match field Allow setting firstfrag as matching option in tc flower classifier. # tc filter add dev eth0 protocol ip parent ffff: \ flower indev eth0 \ ip_flags firstfrag action mirred egress redirect dev eth1 Signed-off-by: Pieter Jansen van Vuuren Signed-off-by: Simon Horman Reviewed-by: Jakub Kicinski Signed-off-by: David S. Miller --- include/uapi/linux/pkt_cls.h | 1 + net/sched/cls_flower.c | 6 ++++++ 2 files changed, 7 insertions(+) diff --git a/include/uapi/linux/pkt_cls.h b/include/uapi/linux/pkt_cls.h index 7cafb26df555..be05e66c167b 100644 --- a/include/uapi/linux/pkt_cls.h +++ b/include/uapi/linux/pkt_cls.h @@ -475,6 +475,7 @@ enum { enum { TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT = (1 << 0), + TCA_FLOWER_KEY_FLAGS_FRAG_IS_FIRST = (1 << 1), }; /* Match-all classifier */ diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 7d0ce2c40f93..d964e60c730e 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -511,6 +511,9 @@ static int fl_set_key_flags(struct nlattr **tb, fl_set_key_flag(key, mask, flags_key, flags_mask, TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT, FLOW_DIS_IS_FRAGMENT); + fl_set_key_flag(key, mask, flags_key, flags_mask, + TCA_FLOWER_KEY_FLAGS_FRAG_IS_FIRST, + FLOW_DIS_FIRST_FRAG); return 0; } @@ -1130,6 +1133,9 @@ static int fl_dump_key_flags(struct sk_buff *skb, u32 flags_key, u32 flags_mask) fl_get_key_flag(flags_key, flags_mask, &key, &mask, TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT, FLOW_DIS_IS_FRAGMENT); + fl_get_key_flag(flags_key, flags_mask, &key, &mask, + TCA_FLOWER_KEY_FLAGS_FRAG_IS_FIRST, + FLOW_DIS_FIRST_FRAG); _key = cpu_to_be32(key); _mask = cpu_to_be32(mask); -- cgit v1.2.3