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| author | Geliang Tang <geliangtang@gmail.com> | 2021-04-16 15:38:05 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-04-16 17:10:40 -0700 |
| commit | 0918e34b85c7e125f531caaf3d2918baf2b1a5f9 (patch) | |
| tree | 49cd78562e27d7a27b0af1f6c50ad778a2cba2d7 /include/trace | |
| parent | e10a9892097672b62be4ea265a9eb48f698ca3b8 (diff) | |
| download | linux-0918e34b85c7e125f531caaf3d2918baf2b1a5f9.tar.bz2 | |
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 'include/trace')
| -rw-r--r-- | include/trace/events/mptcp.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/trace/events/mptcp.h b/include/trace/events/mptcp.h index b1617a0162da..ec20350d82eb 100644 --- a/include/trace/events/mptcp.h +++ b/include/trace/events/mptcp.h @@ -54,6 +54,58 @@ TRACE_EVENT(mptcp_subflow_get_send, __entry->backup, __entry->ratio) ); +DECLARE_EVENT_CLASS(mptcp_dump_mpext, + + TP_PROTO(struct mptcp_ext *mpext), + + TP_ARGS(mpext), + + TP_STRUCT__entry( + __field(u64, data_ack) + __field(u64, data_seq) + __field(u32, subflow_seq) + __field(u16, data_len) + __field(u8, use_map) + __field(u8, dsn64) + __field(u8, data_fin) + __field(u8, use_ack) + __field(u8, ack64) + __field(u8, mpc_map) + __field(u8, frozen) + __field(u8, reset_transient) + __field(u8, reset_reason) + ), + + TP_fast_assign( + __entry->data_ack = mpext->ack64 ? mpext->data_ack : mpext->data_ack32; + __entry->data_seq = mpext->data_seq; + __entry->subflow_seq = mpext->subflow_seq; + __entry->data_len = mpext->data_len; + __entry->use_map = mpext->use_map; + __entry->dsn64 = mpext->dsn64; + __entry->data_fin = mpext->data_fin; + __entry->use_ack = mpext->use_ack; + __entry->ack64 = mpext->ack64; + __entry->mpc_map = mpext->mpc_map; + __entry->frozen = mpext->frozen; + __entry->reset_transient = mpext->reset_transient; + __entry->reset_reason = mpext->reset_reason; + ), + + TP_printk("data_ack=%llu data_seq=%llu subflow_seq=%u data_len=%u use_map=%u dsn64=%u data_fin=%u use_ack=%u ack64=%u mpc_map=%u frozen=%u reset_transient=%u reset_reason=%u", + __entry->data_ack, __entry->data_seq, + __entry->subflow_seq, __entry->data_len, + __entry->use_map, __entry->dsn64, + __entry->data_fin, __entry->use_ack, + __entry->ack64, __entry->mpc_map, + __entry->frozen, __entry->reset_transient, + __entry->reset_reason) +); + +DEFINE_EVENT(mptcp_dump_mpext, get_mapping_status, + TP_PROTO(struct mptcp_ext *mpext), + TP_ARGS(mpext)); + #endif /* _TRACE_MPTCP_H */ /* This part must be outside protection */ |