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can: gw: indicate and count deleted frames due to misconfiguration

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Add a statistic counter to detect deleted frames due to misconfiguration with
a new read-only CGW_DELETED netlink attribute for the CAN gateway.

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Oliver Hartkopp
2013-01-17 18:43:46 +01:00
committed by Marc Kleine-Budde
parent be286bafe1
commit e6afa00a14
2 changed files with 12 additions and 1 deletions
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include/uapi/linux/can/gw.h
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@@ -44,6 +44,7 @@ enum {
CGW_SRC_IF, /* ifindex of source network interface */
CGW_DST_IF, /* ifindex of destination network interface */
CGW_FILTER, /* specify struct can_filter on source CAN device */
CGW_DELETED, /* number of deleted CAN frames (see max_hops param) */
__CGW_MAX
};