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rxrpc: Add tracepoint for working out where aborts happen

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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>
This commit is contained in:
David Howells
2016-09-06 22:19:51 +01:00
parent e8d6bbb05a
commit 5a42976d4f
11 changed files with 132 additions and 98 deletions
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2
net/rxrpc/call_object.c
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@@ -563,7 +563,7 @@ void rxrpc_release_call(struct rxrpc_sock *rx, struct rxrpc_call *call)
if (call->state < RXRPC_CALL_COMPLETE) {
_debug("+++ ABORTING STATE %d +++\n", call->state);
__rxrpc_abort_call(call, RX_CALL_DEAD, ECONNRESET);
__rxrpc_abort_call("SKT", call, 0, RX_CALL_DEAD, ECONNRESET);
clear_bit(RXRPC_CALL_EV_ACK_FINAL, &call->events);
rxrpc_send_call_packet(call, RXRPC_PACKET_TYPE_ABORT);
}