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tcp: md5: add LINUX_MIB_TCPMD5FAILURE counter

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Adds SNMP counter for drops caused by MD5 mismatches.

The current syslog might help, but a counter is more precise and helps
monitoring.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2016-08-24 09:01:23 -07:00
committed by David S. Miller
parent e65c332de8
commit 72145a68e4
4 changed files with 4 additions and 0 deletions
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include/uapi/linux/snmp.h
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@@ -235,6 +235,7 @@ enum
LINUX_MIB_TCPSPURIOUSRTOS, /* TCPSpuriousRTOs */
LINUX_MIB_TCPMD5NOTFOUND, /* TCPMD5NotFound */
LINUX_MIB_TCPMD5UNEXPECTED, /* TCPMD5Unexpected */
LINUX_MIB_TCPMD5FAILURE, /* TCPMD5Failure */
LINUX_MIB_SACKSHIFTED,
LINUX_MIB_SACKMERGED,
LINUX_MIB_SACKSHIFTFALLBACK,