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authorGeliang Tang <geliangtang@gmail.com>2020-09-24 03:29:51 +0300
committerDavid S. Miller <davem@davemloft.net>2020-09-25 05:58:33 +0300
commita877de06718f2cc81fa4083b8becf4dd59a296c0 (patch)
tree4c633dd4eae8a0482ac5a77c0f02110fba74d15e /net/mptcp/options.c
parent6a6c05a8b016bb5c63750f91cdb6d669b5a4b14f (diff)
downloadlinux-a877de06718f2cc81fa4083b8becf4dd59a296c0.tar.xz
mptcp: add ADD_ADDR related mibs
This patch added two mibs for ADD_ADDR, MPTCP_MIB_ADDADDR for receiving of the ADD_ADDR suboption with echo-flag=0, and MPTCP_MIB_ECHOADD for receiving the ADD_ADDR suboption with echo-flag=1. Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com> Co-developed-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: Geliang Tang <geliangtang@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp/options.c')
-rw-r--r--net/mptcp/options.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index a41996e6c6d7..171039cbe9c4 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -11,6 +11,7 @@
#include <net/tcp.h>
#include <net/mptcp.h>
#include "protocol.h"
+#include "mib.h"
static bool mptcp_cap_flag_sha256(u8 flags)
{
@@ -888,8 +889,12 @@ void mptcp_incoming_options(struct sock *sk, struct sk_buff *skb,
addr.addr6 = mp_opt.addr6;
}
#endif
- if (!mp_opt.echo)
+ if (!mp_opt.echo) {
mptcp_pm_add_addr_received(msk, &addr);
+ MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_ADDADDR);
+ } else {
+ MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_ECHOADD);
+ }
mp_opt.add_addr = 0;
}