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97 lines
2.0 KiB
97 lines
2.0 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Copyright (c) 2008, Intel Corporation. |
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* |
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* Author: Alexander Duyck <[email protected]> |
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*/ |
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#ifndef __NET_TC_SKBEDIT_H |
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#define __NET_TC_SKBEDIT_H |
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#include <net/act_api.h> |
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#include <linux/tc_act/tc_skbedit.h> |
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struct tcf_skbedit_params { |
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u32 flags; |
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u32 priority; |
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u32 mark; |
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u32 mask; |
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u16 queue_mapping; |
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u16 ptype; |
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struct rcu_head rcu; |
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}; |
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struct tcf_skbedit { |
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struct tc_action common; |
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struct tcf_skbedit_params __rcu *params; |
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}; |
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#define to_skbedit(a) ((struct tcf_skbedit *)a) |
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/* Return true iff action is the one identified by FLAG. */ |
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static inline bool is_tcf_skbedit_with_flag(const struct tc_action *a, u32 flag) |
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{ |
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#ifdef CONFIG_NET_CLS_ACT |
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u32 flags; |
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if (a->ops && a->ops->id == TCA_ID_SKBEDIT) { |
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rcu_read_lock(); |
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flags = rcu_dereference(to_skbedit(a)->params)->flags; |
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rcu_read_unlock(); |
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return flags == flag; |
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} |
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#endif |
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return false; |
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} |
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/* Return true iff action is mark */ |
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static inline bool is_tcf_skbedit_mark(const struct tc_action *a) |
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{ |
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return is_tcf_skbedit_with_flag(a, SKBEDIT_F_MARK); |
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} |
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static inline u32 tcf_skbedit_mark(const struct tc_action *a) |
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{ |
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u32 mark; |
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rcu_read_lock(); |
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mark = rcu_dereference(to_skbedit(a)->params)->mark; |
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rcu_read_unlock(); |
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return mark; |
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} |
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/* Return true iff action is ptype */ |
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static inline bool is_tcf_skbedit_ptype(const struct tc_action *a) |
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{ |
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return is_tcf_skbedit_with_flag(a, SKBEDIT_F_PTYPE); |
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} |
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static inline u32 tcf_skbedit_ptype(const struct tc_action *a) |
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{ |
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u16 ptype; |
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rcu_read_lock(); |
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ptype = rcu_dereference(to_skbedit(a)->params)->ptype; |
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rcu_read_unlock(); |
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return ptype; |
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} |
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/* Return true iff action is priority */ |
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static inline bool is_tcf_skbedit_priority(const struct tc_action *a) |
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{ |
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return is_tcf_skbedit_with_flag(a, SKBEDIT_F_PRIORITY); |
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} |
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static inline u32 tcf_skbedit_priority(const struct tc_action *a) |
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{ |
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u32 priority; |
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rcu_read_lock(); |
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priority = rcu_dereference(to_skbedit(a)->params)->priority; |
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rcu_read_unlock(); |
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return priority; |
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} |
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#endif /* __NET_TC_SKBEDIT_H */
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