diff options
| author | David Howells <dhowells@redhat.com> | 2016-09-23 12:39:22 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2016-09-23 15:49:19 +0100 |
| commit | 89b475abdb107a74f57497b65becaf837a0e5b6b (patch) | |
| tree | 480653f3ea539c2b9313d32485573a67c4073b72 /include/trace | |
| parent | be832aecc5ba811728e15a10f675f4a2187f25dd (diff) | |
| download | blackbird-obmc-linux-89b475abdb107a74f57497b65becaf837a0e5b6b.tar.gz blackbird-obmc-linux-89b475abdb107a74f57497b65becaf837a0e5b6b.zip | |
rxrpc: Add a tracepoint to log injected Rx packet loss
Add a tracepoint to log received packets that get discarded due to Rx
packet loss.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/rxrpc.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 6001bf93dc79..9413b17ba04b 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -484,6 +484,27 @@ TRACE_EVENT(rxrpc_timer, __entry->timer - __entry->now) ); +TRACE_EVENT(rxrpc_rx_lose, + TP_PROTO(struct rxrpc_skb_priv *sp), + + TP_ARGS(sp), + + TP_STRUCT__entry( + __field_struct(struct rxrpc_host_header, hdr ) + ), + + TP_fast_assign( + memcpy(&__entry->hdr, &sp->hdr, sizeof(__entry->hdr)); + ), + + TP_printk("%08x:%08x:%08x:%04x %08x %08x %02x %02x %s *LOSE*", + __entry->hdr.epoch, __entry->hdr.cid, + __entry->hdr.callNumber, __entry->hdr.serviceId, + __entry->hdr.serial, __entry->hdr.seq, + __entry->hdr.type, __entry->hdr.flags, + __entry->hdr.type <= 15 ? rxrpc_pkts[__entry->hdr.type] : "?UNK") + ); + #endif /* _TRACE_RXRPC_H */ /* This part must be outside protection */ |
