FEX-Emu/linux
1
0
Fork 0
mirror of https://github.com/FEX-Emu/linux.git synced 2024-12-14 04:41:26 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

[TCP] MIB: Count FRTO's successfully detected spurious RTOs

Browse Source 
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ilpo Järvinen 2007-09-25 22:47:31 -07:00 committed by David S. Miller
parent 93e6802029
commit 912d8f0b1f
3 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
include/linux/snmp.h
View File

@ -213,6 +213,7 @@ enum
LINUX_MIB_TCPSACKDISCARD, /* TCPSACKDiscard */
LINUX_MIB_TCPDSACKIGNOREDOLD, /* TCPSACKIgnoredOld */
LINUX_MIB_TCPDSACKIGNOREDNOUNDO, /* TCPSACKIgnoredNoUndo */
LINUX_MIB_TCPSPURIOUSRTOS, /* TCPSpuriousRTOs */
__LINUX_MIB_MAX
};

1
net/ipv4/proc.c
View File

@ -245,6 +245,7 @@ static const struct snmp_mib snmp4_net_list[] = {
SNMP_MIB_ITEM("TCPSACKDiscard", LINUX_MIB_TCPSACKDISCARD),
SNMP_MIB_ITEM("TCPDSACKIgnoredOld", LINUX_MIB_TCPDSACKIGNOREDOLD),
SNMP_MIB_ITEM("TCPDSACKIgnoredNoUndo", LINUX_MIB_TCPDSACKIGNOREDNOUNDO),
SNMP_MIB_ITEM("TCPSpuriousRTOs", LINUX_MIB_TCPSPURIOUSRTOS),
SNMP_MIB_SENTINEL
};

1
net/ipv4/tcp_input.c
View File

@ -2935,6 +2935,7 @@ static int tcp_process_frto(struct sock *sk, int flag)
}
tp->frto_counter = 0;
tp->undo_marker = 0;
NET_INC_STATS_BH(LINUX_MIB_TCPSPURIOUSRTOS);
}
return 0;
}