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| author | David Howells <dhowells@redhat.com> | 2016-09-17 11:13:31 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2016-09-17 11:24:03 +0100 |
| commit | 849979051cbc9352857d8bb31895ae55afe19d96 (patch) | |
| tree | 9e88f2ae67d0377dd2b793ac63cb51679449b93e /include | |
| parent | 58dc63c998ea3c5a27e2bf9251eddbf0977056a6 (diff) | |
| download | linux-849979051cbc9352857d8bb31895ae55afe19d96.tar.gz linux-849979051cbc9352857d8bb31895ae55afe19d96.tar.bz2 linux-849979051cbc9352857d8bb31895ae55afe19d96.zip | |
rxrpc: Add a tracepoint to follow what recvmsg does
Add a tracepoint to follow what recvmsg does within AF_RXRPC.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/trace/events/rxrpc.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 7dd5f0188681..58732202e9f0 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -323,6 +323,40 @@ TRACE_EVENT(rxrpc_receive, __entry->top) ); +TRACE_EVENT(rxrpc_recvmsg, + TP_PROTO(struct rxrpc_call *call, enum rxrpc_recvmsg_trace why, + rxrpc_seq_t seq, unsigned int offset, unsigned int len, + int ret), + + TP_ARGS(call, why, seq, offset, len, ret), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(enum rxrpc_recvmsg_trace, why ) + __field(rxrpc_seq_t, seq ) + __field(unsigned int, offset ) + __field(unsigned int, len ) + __field(int, ret ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->why = why; + __entry->seq = seq; + __entry->offset = offset; + __entry->len = len; + __entry->ret = ret; + ), + + TP_printk("c=%p %s q=%08x o=%u l=%u ret=%d", + __entry->call, + rxrpc_recvmsg_traces[__entry->why], + __entry->seq, + __entry->offset, + __entry->len, + __entry->ret) + ); + #endif /* _TRACE_RXRPC_H */ /* This part must be outside protection */ |