tcp: add some mibs to track collapsing

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
index a631a1f110ca..731789bb499f 100644
--- a/net/ipv4/proc.c
+++ b/net/ipv4/proc.c
@@ -234,6 +234,9 @@ static const struct snmp_mib snmp4_net_list[] = {
         SNMP_MIB_ITEM("TCPSpuriousRTOs", LINUX_MIB_TCPSPURIOUSRTOS),
         SNMP_MIB_ITEM("TCPMD5NotFound", LINUX_MIB_TCPMD5NOTFOUND),
         SNMP_MIB_ITEM("TCPMD5Unexpected", LINUX_MIB_TCPMD5UNEXPECTED),
+        SNMP_MIB_ITEM("TCPSackShifted", LINUX_MIB_SACKSHIFTED),
+        SNMP_MIB_ITEM("TCPSackMerged", LINUX_MIB_SACKMERGED),
+        SNMP_MIB_ITEM("TCPSackShiftFallback", LINUX_MIB_SACKSHIFTFALLBACK),
         SNMP_MIB_SENTINEL
 };