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net: suggest L2 discards be counted towards rx_dropped 

From the existing definitions it's unclear which stat to
use to report filtering based on L2 dst addr in old
broadcast-medium Ethernet.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jakub Kicinski 2020-12-30 19:37:53 -08:00 committed by David S. Miller
parent 0f7ba7bc46
commit cf07206971
1 changed files with 3 additions and 2 deletions
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5
include/uapi/linux/if_link.h
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@ -75,8 +75,9 @@ struct rtnl_link_stats {
*
* @rx_dropped: Number of packets received but not processed,
* e.g. due to lack of resources or unsupported protocol.
* For hardware interfaces this counter should not include packets
* dropped by the device which are counted separately in
* For hardware interfaces this counter may include packets discarded
* due to L2 address filtering but should not include packets dropped
* by the device due to buffer exhaustion which are counted separately in
* @rx_missed_errors (since procfs folds those two counters together).
*
* @tx_dropped: Number of packets dropped on their way to transmission,