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authorDavid Howells <dhowells@redhat.com>2016-09-06 22:19:51 +0100
committerDavid Howells <dhowells@redhat.com>2016-09-07 16:34:40 +0100
commit5a42976d4fe5d7fddce133de995c742c87b1b7e3 (patch)
tree7d12902e3a9b0d54ebd6075950e0f8487646a6ea /include/trace
parente8d6bbb05aa5cb985c3661d0db4f858f1d251326 (diff)
rxrpc: Add tracepoint for working out where aborts happen
Add a tracepoint for working out where local aborts happen. Each tracepoint call is labelled with a 3-letter code so that they can be distinguished - and the DATA sequence number is added too where available. rxrpc_kernel_abort_call() also takes a 3-letter code so that AFS can indicate the circumstances when it aborts a call. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/rxrpc.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index 30164896f1f6..85ee035774ae 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -84,6 +84,35 @@ TRACE_EVENT(rxrpc_skb,
__entry->where)
);
+TRACE_EVENT(rxrpc_abort,
+ TP_PROTO(const char *why, u32 cid, u32 call_id, rxrpc_seq_t seq,
+ int abort_code, int error),
+
+ TP_ARGS(why, cid, call_id, seq, abort_code, error),
+
+ TP_STRUCT__entry(
+ __array(char, why, 4 )
+ __field(u32, cid )
+ __field(u32, call_id )
+ __field(rxrpc_seq_t, seq )
+ __field(int, abort_code )
+ __field(int, error )
+ ),
+
+ TP_fast_assign(
+ memcpy(__entry->why, why, 4);
+ __entry->cid = cid;
+ __entry->call_id = call_id;
+ __entry->abort_code = abort_code;
+ __entry->error = error;
+ __entry->seq = seq;
+ ),
+
+ TP_printk("%08x:%08x s=%u a=%d e=%d %s",
+ __entry->cid, __entry->call_id, __entry->seq,
+ __entry->abort_code, __entry->error, __entry->why)
+ );
+
#endif /* _TRACE_RXRPC_H */
/* This part must be outside protection */