net: tc_act: add helpers to detect ingress mirred actions (d7609c96) · Commits · 戴 / test

TC mirred actions can send to egress or ingress on a given netdev. Helpers exist to detect actions that are mirred to egress. Extend the header file to include helpers to detect ingress mirred actions. Signed-off-by:

John Hurley <john.hurley@netronome.com> Reviewed-by:

Simon Horman <simon.horman@netronome.com> Reviewed-by:

Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by:

David S. Miller <davem@davemloft.net>

include/net/tc_act/tc_mirred.h

+18 −0

Original line number	Diff line number	Diff line
		@@ -32,6 +32,24 @@ static inline bool is_tcf_mirred_egress_mirror(const struct tc_action *a)
		return false;
		}

		static inline bool is_tcf_mirred_ingress_redirect(const struct tc_action *a)
		{
		#ifdef CONFIG_NET_CLS_ACT
		if (a->ops && a->ops->id == TCA_ID_MIRRED)
		return to_mirred(a)->tcfm_eaction == TCA_INGRESS_REDIR;
		#endif
		return false;
		}

		static inline bool is_tcf_mirred_ingress_mirror(const struct tc_action *a)
		{
		#ifdef CONFIG_NET_CLS_ACT
		if (a->ops && a->ops->id == TCA_ID_MIRRED)
		return to_mirred(a)->tcfm_eaction == TCA_INGRESS_MIRROR;
		#endif
		return false;
		}

		static inline struct net_device tcf_mirred_dev(const struct tc_action a)
		{
		return rtnl_dereference(to_mirred(a)->tcfm_dev);

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