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| author | David Howells <dhowells@redhat.com> | 2016-09-17 10:49:14 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2016-09-17 11:24:03 +0100 |
| commit | 363deeab6d0f308d33d011323661ae9cf5f9f8d6 (patch) | |
| tree | 65e374e65719b9dc56b39fb48b574ec1d8713592 /include/trace | |
| parent | a84a46d73050f70fd8820c74840e2815c78d8690 (diff) | |
| download | linux-363deeab6d0f308d33d011323661ae9cf5f9f8d6.tar.gz linux-363deeab6d0f308d33d011323661ae9cf5f9f8d6.tar.bz2 linux-363deeab6d0f308d33d011323661ae9cf5f9f8d6.zip | |
rxrpc: Add connection tracepoint and client conn state tracepoint
Add a pair of tracepoints, one to track rxrpc_connection struct ref
counting and the other to track the client connection cache state.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/rxrpc.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 0a30c673509c..c0c496c83f31 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -16,6 +16,66 @@ #include <linux/tracepoint.h> +TRACE_EVENT(rxrpc_conn, + TP_PROTO(struct rxrpc_connection *conn, enum rxrpc_conn_trace op, + int usage, const void *where), + + TP_ARGS(conn, op, usage, where), + + TP_STRUCT__entry( + __field(struct rxrpc_connection *, conn ) + __field(int, op ) + __field(int, usage ) + __field(const void *, where ) + ), + + TP_fast_assign( + __entry->conn = conn; + __entry->op = op; + __entry->usage = usage; + __entry->where = where; + ), + + TP_printk("C=%p %s u=%d sp=%pSR", + __entry->conn, + rxrpc_conn_traces[__entry->op], + __entry->usage, + __entry->where) + ); + +TRACE_EVENT(rxrpc_client, + TP_PROTO(struct rxrpc_connection *conn, int channel, + enum rxrpc_client_trace op), + + TP_ARGS(conn, channel, op), + + TP_STRUCT__entry( + __field(struct rxrpc_connection *, conn ) + __field(u32, cid ) + __field(int, channel ) + __field(int, usage ) + __field(enum rxrpc_client_trace, op ) + __field(enum rxrpc_conn_cache_state, cs ) + ), + + TP_fast_assign( + __entry->conn = conn; + __entry->channel = channel; + __entry->usage = atomic_read(&conn->usage); + __entry->op = op; + __entry->cid = conn->proto.cid; + __entry->cs = conn->cache_state; + ), + + TP_printk("C=%p h=%2d %s %s i=%08x u=%d", + __entry->conn, + __entry->channel, + rxrpc_client_traces[__entry->op], + rxrpc_conn_cache_states[__entry->cs], + __entry->cid, + __entry->usage) + ); + TRACE_EVENT(rxrpc_call, TP_PROTO(struct rxrpc_call *call, enum rxrpc_call_trace op, int usage, const void *where, const void *aux), |