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tcp: add LINUX_MIB_TCPRETRANSFAIL counter

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It might be useful to get a counter of failed tcp_retransmit_skb()
calls.

Reported-by: Satoru Moriya <satoru.moriya@hds.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2012-01-25 04:44:20 +00:00
committed by David S. Miller
parent bb349bb4b1
commit 09e9b813d3
3 changed files with 5 additions and 1 deletions
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include/linux/snmp.h
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@@ -232,6 +232,7 @@ enum
LINUX_MIB_TCPTIMEWAITOVERFLOW, /* TCPTimeWaitOverflow */
LINUX_MIB_TCPREQQFULLDOCOOKIES, /* TCPReqQFullDoCookies */
LINUX_MIB_TCPREQQFULLDROP, /* TCPReqQFullDrop */
LINUX_MIB_TCPRETRANSFAIL, /* TCPRetransFail */
__LINUX_MIB_MAX
};