summaryrefslogtreecommitdiff
path: root/net/mptcp/subflow.c
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2021-04-16 17:10:40 -0700
committerDavid S. Miller <davem@davemloft.net>2021-04-16 17:10:40 -0700
commit474f459360399c5becfd0f189a8894e9e17ad3d3 (patch)
tree4ac2215add7c9db2a6b0ffcb02f1d63481c82b7b /net/mptcp/subflow.c
parent820dd7a244fe2d990d414172110f36cf5e8a936a (diff)
parent442279154c73bc681e5346bdd1270a628dfdfdc7 (diff)
Merge branch 'mptcp-fixes-and-tracepoints'
Mat Martineau says: ==================== mptcp: Fixes and tracepoints from the mptcp tree Here's one more batch of changes that we've tested out in the MPTCP tree. Patch 1 makes the MPTCP KUnit config symbol more consistent with other subsystems. Patch 2 fixes a couple of format specifiers in pr_debug()s Patches 3-7 add four helpful tracepoints for MPTCP. Patch 8 is a one-line refactor to use an available helper macro. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp/subflow.c')
-rw-r--r--net/mptcp/subflow.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c
index c3da84576b3c..82e91b00ad39 100644
--- a/net/mptcp/subflow.c
+++ b/net/mptcp/subflow.c
@@ -25,6 +25,8 @@
#include "protocol.h"
#include "mib.h"
+#include <trace/events/mptcp.h>
+
static void mptcp_subflow_ops_undo_override(struct sock *ssk);
static void SUBFLOW_REQ_INC_STATS(struct request_sock *req,
@@ -862,9 +864,7 @@ static enum mapping_status get_mapping_status(struct sock *ssk,
goto validate_seq;
}
- pr_debug("seq=%llu is64=%d ssn=%u data_len=%u data_fin=%d",
- mpext->data_seq, mpext->dsn64, mpext->subflow_seq,
- mpext->data_len, mpext->data_fin);
+ trace_get_mapping_status(mpext);
data_len = mpext->data_len;
if (data_len == 0) {
@@ -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;