xref: /linux/net/openvswitch/drop.h (revision 40d269c000bda9fcd276a0412a9cebd3f6e344c5)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * OpenvSwitch drop reason list.
4  */
5 
6 #ifndef OPENVSWITCH_DROP_H
7 #define OPENVSWITCH_DROP_H
8 #include <linux/skbuff.h>
9 #include <net/dropreason.h>
10 
11 #define OVS_DROP_REASONS(R)			\
12 	R(OVS_DROP_LAST_ACTION)		        \
13 	R(OVS_DROP_ACTION_ERROR)		\
14 	R(OVS_DROP_EXPLICIT)			\
15 	R(OVS_DROP_EXPLICIT_WITH_ERROR)		\
16 	R(OVS_DROP_METER)			\
17 	R(OVS_DROP_RECURSION_LIMIT)		\
18 	R(OVS_DROP_DEFERRED_LIMIT)		\
19 	R(OVS_DROP_FRAG_L2_TOO_LONG)		\
20 	R(OVS_DROP_FRAG_INVALID_PROTO)		\
21 	R(OVS_DROP_CONNTRACK)			\
22 	R(OVS_DROP_IP_TTL)			\
23 	/* deliberate comment for trailing \ */
24 
25 enum ovs_drop_reason {
26 	__OVS_DROP_REASON = SKB_DROP_REASON_SUBSYS_OPENVSWITCH <<
27 				SKB_DROP_REASON_SUBSYS_SHIFT,
28 #define ENUM(x) x,
29 	OVS_DROP_REASONS(ENUM)
30 #undef ENUM
31 
32 	OVS_DROP_MAX,
33 };
34 
35 static inline void
36 ovs_kfree_skb_reason(struct sk_buff *skb, enum ovs_drop_reason reason)
37 {
38 	kfree_skb_reason(skb, (u32)reason);
39 }
40 
41 #endif /* OPENVSWITCH_DROP_H */
42