ipmr/ip6mr: advertise mfc stats via rtnetlink
These statistics can be checked only via /proc/net/ip_mr_cache or
SIOCGETSGCNT[_IN6] and thus only for the table RT_TABLE_DEFAULT.
Advertising them via rtnetlink allows to get statistics for all cache entries,
whatever the table is.
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/uapi/linux/rtnetlink.h b/include/uapi/linux/rtnetlink.h
index 3dee071..80abe27 100644
--- a/include/uapi/linux/rtnetlink.h
+++ b/include/uapi/linux/rtnetlink.h
@@ -288,6 +288,7 @@
RTA_MP_ALGO, /* no longer used */
RTA_TABLE,
RTA_MARK,
+ RTA_MFC_STATS,
__RTA_MAX
};
@@ -408,6 +409,12 @@
} u;
};
+struct rta_mfc_stats {
+ __u64 mfcs_packets;
+ __u64 mfcs_bytes;
+ __u64 mfcs_wrong_if;
+};
+
/****
* General form of address family dependent message.
****/