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| author | David Howells | 2017-04-06 11:12:00 +0200 |
|---|---|---|
| committer | David Howells | 2017-04-06 12:10:41 +0200 |
| commit | 740586d290cb43d941c10274f2b65976bd94dacd (patch) | |
| tree | d920549935e9840b4da7fed2cb6e0ba94d82a58d /include/trace/events/rxrpc.h | |
| parent | rxrpc: Trace received aborts (diff) | |
| download | kernel-qcow2-linux-740586d290cb43d941c10274f2b65976bd94dacd.tar.gz kernel-qcow2-linux-740586d290cb43d941c10274f2b65976bd94dacd.tar.xz kernel-qcow2-linux-740586d290cb43d941c10274f2b65976bd94dacd.zip | |
rxrpc: Trace changes in a call's receive window size
Add a tracepoint (rxrpc_rx_rwind_change) to log changes in a call's receive
window size as imposed by the peer through an ACK packet.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/trace/events/rxrpc.h')
| -rw-r--r-- | include/trace/events/rxrpc.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 85e0148c88a8..15ba7387c243 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -707,6 +707,33 @@ TRACE_EVENT(rxrpc_rx_abort, __entry->abort_code) ); +TRACE_EVENT(rxrpc_rx_rwind_change, + TP_PROTO(struct rxrpc_call *call, rxrpc_serial_t serial, + u32 rwind, bool wake), + + TP_ARGS(call, serial, rwind, wake), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(rxrpc_serial_t, serial ) + __field(u32, rwind ) + __field(bool, wake ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->serial = serial; + __entry->rwind = rwind; + __entry->wake = wake; + ), + + TP_printk("c=%p %08x rw=%u%s", + __entry->call, + __entry->serial, + __entry->rwind, + __entry->wake ? " wake" : "") + ); + TRACE_EVENT(rxrpc_tx_data, TP_PROTO(struct rxrpc_call *call, rxrpc_seq_t seq, rxrpc_serial_t serial, u8 flags, bool retrans, bool lose), |