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8151684e33
Also storing tcf_action into struct tcf_mpls_params makes sure there is no discrepancy in tcf_mpls_act(). Signed-off-by: Eric Dumazet <edumazet@google.com> Link: https://patch.msgid.link/20250709090204.797558-8-edumazet@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
97 lines
1.8 KiB
C
97 lines
1.8 KiB
C
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
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/* Copyright (C) 2019 Netronome Systems, Inc. */
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#ifndef __NET_TC_MPLS_H
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#define __NET_TC_MPLS_H
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#include <linux/tc_act/tc_mpls.h>
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#include <net/act_api.h>
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struct tcf_mpls_params {
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int tcfm_action;
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u32 tcfm_label;
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int action; /* tcf_action */
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u8 tcfm_tc;
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u8 tcfm_ttl;
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u8 tcfm_bos;
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__be16 tcfm_proto;
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struct rcu_head rcu;
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};
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#define ACT_MPLS_TC_NOT_SET 0xff
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#define ACT_MPLS_BOS_NOT_SET 0xff
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#define ACT_MPLS_LABEL_NOT_SET 0xffffffff
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struct tcf_mpls {
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struct tc_action common;
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struct tcf_mpls_params __rcu *mpls_p;
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};
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#define to_mpls(a) ((struct tcf_mpls *)a)
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static inline u32 tcf_mpls_action(const struct tc_action *a)
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{
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u32 tcfm_action;
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rcu_read_lock();
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tcfm_action = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_action;
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rcu_read_unlock();
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return tcfm_action;
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}
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static inline __be16 tcf_mpls_proto(const struct tc_action *a)
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{
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__be16 tcfm_proto;
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rcu_read_lock();
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tcfm_proto = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_proto;
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rcu_read_unlock();
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return tcfm_proto;
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}
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static inline u32 tcf_mpls_label(const struct tc_action *a)
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{
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u32 tcfm_label;
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rcu_read_lock();
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tcfm_label = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_label;
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rcu_read_unlock();
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return tcfm_label;
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}
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static inline u8 tcf_mpls_tc(const struct tc_action *a)
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{
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u8 tcfm_tc;
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rcu_read_lock();
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tcfm_tc = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_tc;
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rcu_read_unlock();
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return tcfm_tc;
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}
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static inline u8 tcf_mpls_bos(const struct tc_action *a)
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{
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u8 tcfm_bos;
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rcu_read_lock();
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tcfm_bos = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_bos;
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rcu_read_unlock();
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return tcfm_bos;
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}
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static inline u8 tcf_mpls_ttl(const struct tc_action *a)
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{
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u8 tcfm_ttl;
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rcu_read_lock();
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tcfm_ttl = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_ttl;
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rcu_read_unlock();
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return tcfm_ttl;
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}
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#endif /* __NET_TC_MPLS_H */
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