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authorGeliang Tang <geliangtang@gmail.com>2021-04-16 15:38:05 -0700
committerDavid S. Miller <davem@davemloft.net>2021-04-16 17:10:40 -0700
commit0918e34b85c7e125f531caaf3d2918baf2b1a5f9 (patch)
tree49cd78562e27d7a27b0af1f6c50ad778a2cba2d7 /net/mptcp
parentmptcp: add tracepoint in mptcp_subflow_get_send (diff)
downloadlinux-dev-0918e34b85c7e125f531caaf3d2918baf2b1a5f9.tar.xz
linux-dev-0918e34b85c7e125f531caaf3d2918baf2b1a5f9.zip
mptcp: add tracepoint in get_mapping_status
This patch added a tracepoint in the mapping status function get_mapping_status() to dump every mpext field. 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')
-rw-r--r--net/mptcp/subflow.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c
index c3da84576b3c..d8a2a55ae916 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) {