[net-next PATCH 5/7] net: tc: helper functions to query action types
From: John Fastabend <john.fastabend@gmail.com>
Date: 2016-02-03 09:29:34
Subsystem:
networking [general], tc subsystem, the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Jamal Hadi Salim, Jiri Pirko, Linus Torvalds
This is a helper function drivers can use to learn if the action type is a drop action. Signed-off-by: John Fastabend <redacted> --- include/net/tc_act/tc_gact.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/include/net/tc_act/tc_gact.h b/include/net/tc_act/tc_gact.h
index 592a6bc..3067a10 100644
--- a/include/net/tc_act/tc_gact.h
+++ b/include/net/tc_act/tc_gact.h@@ -2,6 +2,7 @@ #define __NET_TC_GACT_H #include <net/act_api.h> +#include <linux/tc_act/tc_gact.h> struct tcf_gact { struct tcf_common common;
@@ -15,4 +16,19 @@ struct tcf_gact { #define to_gact(a) \ container_of(a->priv, struct tcf_gact, common) +#ifdef CONFIG_NET_CLS_ACT +static inline bool is_tcf_gact_dropped(const struct tc_action *a) +{ + struct tcf_gact *gact; + + if (a->ops && a->ops->type != TCA_ACT_GACT) + return false; + + gact = a->priv; + if (gact->tcf_action == TC_ACT_SHOT) + return true; + + return false; +} +#endif #endif /* __NET_TC_GACT_H */