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-rw-r--r--include/trace/events/mptcp.h2
-rw-r--r--net/mptcp/protocol.c10
2 files changed, 7 insertions, 5 deletions
diff --git a/include/trace/events/mptcp.h b/include/trace/events/mptcp.h
index 09e72215b9f9..085b749cdd97 100644
--- a/include/trace/events/mptcp.h
+++ b/include/trace/events/mptcp.h
@@ -34,7 +34,7 @@ TRACE_EVENT(mptcp_subflow_get_send,
struct sock *ssk;
__entry->active = mptcp_subflow_active(subflow);
- __entry->backup = subflow->backup;
+ __entry->backup = subflow->backup || subflow->request_bkup;
if (subflow->tcp_sock && sk_fullsock(subflow->tcp_sock))
__entry->free = sk_stream_memory_free(subflow->tcp_sock);
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index a26c2c840fd9..a2fc54ed68c0 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -1422,13 +1422,15 @@ struct sock *mptcp_subflow_get_send(struct mptcp_sock *msk)
}
mptcp_for_each_subflow(msk, subflow) {
+ bool backup = subflow->backup || subflow->request_bkup;
+
trace_mptcp_subflow_get_send(subflow);
ssk = mptcp_subflow_tcp_sock(subflow);
if (!mptcp_subflow_active(subflow))
continue;
tout = max(tout, mptcp_timeout_from_subflow(subflow));
- nr_active += !subflow->backup;
+ nr_active += !backup;
pace = subflow->avg_pacing_rate;
if (unlikely(!pace)) {
/* init pacing rate from socket */
@@ -1439,9 +1441,9 @@ struct sock *mptcp_subflow_get_send(struct mptcp_sock *msk)
}
linger_time = div_u64((u64)READ_ONCE(ssk->sk_wmem_queued) << 32, pace);
- if (linger_time < send_info[subflow->backup].linger_time) {
- send_info[subflow->backup].ssk = ssk;
- send_info[subflow->backup].linger_time = linger_time;
+ if (linger_time < send_info[backup].linger_time) {
+ send_info[backup].ssk = ssk;
+ send_info[backup].linger_time = linger_time;
}
}
__mptcp_set_timeout(sk, tout);