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authorPaolo Abeni <pabeni@redhat.com>2023-05-17 12:16:16 -0700
committerJakub Kicinski <kuba@kernel.org>2023-05-18 20:06:32 -0700
commit45b1a1227a7aaa99254551c513406c7aa904e968 (patch)
tree080fbfca67cd8231d9d833165e2d593f636fa3b0 /net/mptcp/options.c
parente76c8ef5cc5b77debe711717f61a3fbf24904873 (diff)
mptcp: introduces more address related mibs
Currently we don't track explicitly a few events related to address management suboption handling; this patch adds new mibs for ADD_ADDR and RM_ADDR options tx and for missed tx events due to internal storage exhaustion. The self-tests must be updated to properly handle different mibs with the same/shared prefix. Additionally removes a couple of warning tracking the loss event. Closes: https://github.com/multipath-tcp/mptcp_net-next/issues/378 Signed-off-by: Paolo Abeni <pabeni@redhat.com> Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: Mat Martineau <martineau@kernel.org> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/mptcp/options.c')
-rw-r--r--net/mptcp/options.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index 19a01b6566f1..8a8083207be4 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -687,9 +687,12 @@ static bool mptcp_established_options_add_addr(struct sock *sk, struct sk_buff *
}
opts->suboptions |= OPTION_MPTCP_ADD_ADDR;
if (!echo) {
+ MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_ADDADDRTX);
opts->ahmac = add_addr_generate_hmac(msk->local_key,
msk->remote_key,
&opts->addr);
+ } else {
+ MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_ECHOADDTX);
}
pr_debug("addr_id=%d, ahmac=%llu, echo=%d, port=%d",
opts->addr.id, opts->ahmac, echo, ntohs(opts->addr.port));
@@ -723,7 +726,7 @@ static bool mptcp_established_options_rm_addr(struct sock *sk,
for (i = 0; i < opts->rm_list.nr; i++)
pr_debug("rm_list_ids[%d]=%d", i, opts->rm_list.ids[i]);
-
+ MPTCP_ADD_STATS(sock_net(sk), MPTCP_MIB_RMADDRTX, opts->rm_list.nr);
return true;
}