diff options
| author | David Howells <dhowells@redhat.com> | 2018-03-27 23:08:20 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2018-03-27 23:08:20 +0100 |
| commit | 1bae5d229532b4e8dfd5728cb3b8373bc9eec9eb (patch) | |
| tree | 6295c9cb009170068e7a3217f0c4a5d59504c2dc | |
| parent | a25e21f0bcd25673b91b97b9805db33350feec0f (diff) | |
| download | linux-1bae5d229532b4e8dfd5728cb3b8373bc9eec9eb.tar.bz2 | |
rxrpc: Trace call completion
Add a tracepoint to track rxrpc calls moving into the completed state and
to log the completion type and the recorded error value and abort code.
Signed-off-by: David Howells <dhowells@redhat.com>
| -rw-r--r-- | include/trace/events/rxrpc.h | 33 | ||||
| -rw-r--r-- | net/rxrpc/ar-internal.h | 1 |
2 files changed, 34 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 4d2c2d35c5cb..2ea788f6f95d 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -400,6 +400,13 @@ enum rxrpc_congest_change { EM(RXRPC_ACK_IDLE, "IDL") \ E_(RXRPC_ACK__INVALID, "-?-") +#define rxrpc_completions \ + EM(RXRPC_CALL_SUCCEEDED, "Succeeded") \ + EM(RXRPC_CALL_REMOTELY_ABORTED, "RemoteAbort") \ + EM(RXRPC_CALL_LOCALLY_ABORTED, "LocalAbort") \ + EM(RXRPC_CALL_LOCAL_ERROR, "LocalError") \ + E_(RXRPC_CALL_NETWORK_ERROR, "NetError") + /* * Export enum symbols via userspace. */ @@ -624,6 +631,32 @@ TRACE_EVENT(rxrpc_abort, __entry->abort_code, __entry->error, __entry->why) ); +TRACE_EVENT(rxrpc_call_complete, + TP_PROTO(struct rxrpc_call *call), + + TP_ARGS(call), + + TP_STRUCT__entry( + __field(unsigned int, call ) + __field(enum rxrpc_call_completion, compl ) + __field(int, error ) + __field(u32, abort_code ) + ), + + TP_fast_assign( + __entry->call = call->debug_id; + __entry->compl = call->completion; + __entry->error = call->error; + __entry->abort_code = call->abort_code; + ), + + TP_printk("c=%08x %s r=%d ac=%d", + __entry->call, + __print_symbolic(__entry->compl, rxrpc_completions), + __entry->error, + __entry->abort_code) + ); + TRACE_EVENT(rxrpc_transmit, TP_PROTO(struct rxrpc_call *call, enum rxrpc_transmit_trace why), diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index 9c9817ddafc5..21cf164b6d85 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -778,6 +778,7 @@ static inline bool __rxrpc_set_call_completion(struct rxrpc_call *call, call->error = error; call->completion = compl, call->state = RXRPC_CALL_COMPLETE; + trace_rxrpc_call_complete(call); wake_up(&call->waitq); return true; } |