root/net/openvswitch/drop.h
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * OpenvSwitch drop reason list.
 */

#ifndef OPENVSWITCH_DROP_H
#define OPENVSWITCH_DROP_H
#include <linux/skbuff.h>
#include <net/dropreason.h>

#define OVS_DROP_REASONS(R)                     \
        R(OVS_DROP_LAST_ACTION)                 \
        R(OVS_DROP_ACTION_ERROR)                \
        R(OVS_DROP_EXPLICIT)                    \
        R(OVS_DROP_EXPLICIT_WITH_ERROR)         \
        R(OVS_DROP_METER)                       \
        R(OVS_DROP_RECURSION_LIMIT)             \
        R(OVS_DROP_DEFERRED_LIMIT)              \
        R(OVS_DROP_FRAG_L2_TOO_LONG)            \
        R(OVS_DROP_FRAG_INVALID_PROTO)          \
        R(OVS_DROP_CONNTRACK)                   \
        R(OVS_DROP_IP_TTL)                      \
        /* deliberate comment for trailing \ */

enum ovs_drop_reason {
        __OVS_DROP_REASON = SKB_DROP_REASON_SUBSYS_OPENVSWITCH <<
                                SKB_DROP_REASON_SUBSYS_SHIFT,
#define ENUM(x) x,
        OVS_DROP_REASONS(ENUM)
#undef ENUM

        OVS_DROP_MAX,
};

static inline void
ovs_kfree_skb_reason(struct sk_buff *skb, enum ovs_drop_reason reason)
{
        kfree_skb_reason(skb, (u32)reason);
}

#endif /* OPENVSWITCH_DROP_H */