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Commit 519afb18 authored by Amir Vadai's avatar Amir Vadai Committed by David S. Miller
Browse files

net/act_skbedit: Utility functions for mark action 



Enable device drivers to query the action, if and only if is a mark
action and what value to use for marking.

Acked-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarAmir Vadai <amir@vadai.me>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 00175aec

include/net/tc_act/tc_skbedit.h

+16 −0
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ 
#define __NET_TC_SKBEDIT_H



#include <net/act_api.h>

#include <linux/tc_act/tc_skbedit.h>



struct tcf_skbedit {

	struct tcf_common	common;
@@ -32,4 +33,19 @@ struct tcf_skbedit { 
#define to_skbedit(a) \

	container_of(a->priv, struct tcf_skbedit, common)



/* Return true iff action is mark */

static inline bool is_tcf_skbedit_mark(const struct tc_action *a)

{

#ifdef CONFIG_NET_CLS_ACT

	if (a->ops && a->ops->type == TCA_ACT_SKBEDIT)

		return to_skbedit(a)->flags == SKBEDIT_F_MARK;

#endif

	return false;

}



static inline u32 tcf_skbedit_mark(const struct tc_action *a)

{

	return to_skbedit(a)->mark;

}



#endif /* __NET_TC_SKBEDIT_H */