diff options
| author | Geliang Tang <geliangtang@gmail.com> | 2021-04-16 15:38:07 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-04-16 17:10:40 -0700 |
| commit | d96a838a7ce2772ed181f89becd79b72d267f93a (patch) | |
| tree | 209d5665482d494efe1af6f934576edbba417b2f /net/mptcp/subflow.c | |
| parent | ed66bfb4ce34a94174bb755eeaca85d1661d36ad (diff) | |
mptcp: add tracepoint in subflow_check_data_avail
This patch added a tracepoint in subflow_check_data_avail() to show the
mapping status.
Suggested-by: Paolo Abeni <pabeni@redhat.com>
Acked-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp/subflow.c')
| -rw-r--r-- | net/mptcp/subflow.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index d8a2a55ae916..82e91b00ad39 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -1002,8 +1002,6 @@ static bool subflow_check_data_avail(struct sock *ssk) struct mptcp_sock *msk; struct sk_buff *skb; - pr_debug("msk=%p ssk=%p data_avail=%d skb=%p", subflow->conn, ssk, - subflow->data_avail, skb_peek(&ssk->sk_receive_queue)); if (!skb_peek(&ssk->sk_receive_queue)) subflow->data_avail = 0; if (subflow->data_avail) @@ -1015,7 +1013,7 @@ static bool subflow_check_data_avail(struct sock *ssk) u64 old_ack; status = get_mapping_status(ssk, msk); - pr_debug("msk=%p ssk=%p status=%d", msk, ssk, status); + trace_subflow_check_data_avail(status, skb_peek(&ssk->sk_receive_queue)); if (status == MAPPING_INVALID) { ssk->sk_err = EBADMSG; goto fatal; |