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| author | David Howells <dhowells@redhat.com> | 2024-11-06 13:00:45 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-11-11 15:27:46 -0800 |
| commit | 8b9a7bd4d6c83300e50bb1d7071c6032a07e2fed (patch) | |
| tree | c37e9a1903b7dafe7cb1ac3d357b663522902373 | |
| parent | d9ccb18f83ea2bb654289b6ecf014fd267cc988b (diff) | |
| download | lwn-8b9a7bd4d6c83300e50bb1d7071c6032a07e2fed.tar.gz lwn-8b9a7bd4d6c83300e50bb1d7071c6032a07e2fed.zip | |
rxrpc: Add a tracepoint for aborts being proposed
Add a tracepoint to rxrpc to trace the proposal of an abort. The abort is
performed asynchronously by the I/O thread.
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: Simon Horman <horms@kernel.org>
cc: linux-afs@lists.infradead.org
Link: https://patch.msgid.link/726356.1730898045@warthog.procyon.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | include/trace/events/rxrpc.h | 25 | ||||
| -rw-r--r-- | net/rxrpc/sendmsg.c | 1 |
2 files changed, 26 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index cc22596c7250..d03e0bd8c028 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -773,6 +773,31 @@ TRACE_EVENT(rxrpc_rx_done, TP_printk("r=%d a=%d", __entry->result, __entry->abort_code) ); +TRACE_EVENT(rxrpc_abort_call, + TP_PROTO(const struct rxrpc_call *call, int abort_code), + + TP_ARGS(call, abort_code), + + TP_STRUCT__entry( + __field(unsigned int, call_nr) + __field(enum rxrpc_abort_reason, why) + __field(int, abort_code) + __field(int, error) + ), + + TP_fast_assign( + __entry->call_nr = call->debug_id; + __entry->why = call->send_abort_why; + __entry->abort_code = abort_code; + __entry->error = call->send_abort_err; + ), + + TP_printk("c=%08x a=%d e=%d %s", + __entry->call_nr, + __entry->abort_code, __entry->error, + __print_symbolic(__entry->why, rxrpc_abort_reasons)) + ); + TRACE_EVENT(rxrpc_abort, TP_PROTO(unsigned int call_nr, enum rxrpc_abort_reason why, u32 cid, u32 call_id, rxrpc_seq_t seq, int abort_code, int error), diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c index 23d18fe5de9f..6abb8eec1b2b 100644 --- a/net/rxrpc/sendmsg.c +++ b/net/rxrpc/sendmsg.c @@ -29,6 +29,7 @@ bool rxrpc_propose_abort(struct rxrpc_call *call, s32 abort_code, int error, call->send_abort_why = why; call->send_abort_err = error; call->send_abort_seq = 0; + trace_rxrpc_abort_call(call, abort_code); /* Request abort locklessly vs rxrpc_input_call_event(). */ smp_store_release(&call->send_abort, abort_code); rxrpc_poke_call(call, rxrpc_call_poke_abort); |