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rxrpc: Differentiate PING ACK transmission traces.

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There are three points that transmit PING ACKs and all of them use the same
trace string.  Change two of them to use different strings.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: "David S. Miller" <davem@davemloft.net>
cc: Eric Dumazet <edumazet@google.com>
cc: Jakub Kicinski <kuba@kernel.org>
cc: Paolo Abeni <pabeni@redhat.com>
cc: linux-afs@lists.infradead.org
cc: netdev@vger.kernel.org
This commit is contained in:
David Howells 2024-01-30 20:30:03 +00:00
parent a711d976e1
commit 12a66e77c4
2 changed files with 4 additions and 2 deletions
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2
include/trace/events/rxrpc.h
View file

@ -364,11 +364,13 @@
#define rxrpc_propose_ack_traces \
EM(rxrpc_propose_ack_client_tx_end, "ClTxEnd") \
EM(rxrpc_propose_ack_delayed_ack, "DlydAck") \
EM(rxrpc_propose_ack_input_data, "DataIn ") \
EM(rxrpc_propose_ack_input_data_hole, "DataInH") \
EM(rxrpc_propose_ack_ping_for_keepalive, "KeepAlv") \
EM(rxrpc_propose_ack_ping_for_lost_ack, "LostAck") \
EM(rxrpc_propose_ack_ping_for_lost_reply, "LostRpl") \
EM(rxrpc_propose_ack_ping_for_0_retrans, "0-Retrn") \
EM(rxrpc_propose_ack_ping_for_old_rtt, "OldRtt ") \
EM(rxrpc_propose_ack_ping_for_params, "Params ") \
EM(rxrpc_propose_ack_ping_for_rtt, "Rtt ") \

4
net/rxrpc/call_event.c
View file

@ -197,7 +197,7 @@ void rxrpc_resend(struct rxrpc_call *call, struct sk_buff *ack_skb)
if (ktime_to_us(ack_ts) < (call->peer->srtt_us >> 3))
goto out;
rxrpc_send_ACK(call, RXRPC_ACK_PING, 0,
rxrpc_propose_ack_ping_for_lost_ack);
rxrpc_propose_ack_ping_for_0_retrans);
goto out;
}
@ -387,7 +387,7 @@ bool rxrpc_input_call_event(struct rxrpc_call *call, struct sk_buff *skb)
trace_rxrpc_timer(call, rxrpc_timer_exp_ack, now);
call->delay_ack_at = now + MAX_JIFFY_OFFSET;
rxrpc_send_ACK(call, RXRPC_ACK_DELAY, 0,
rxrpc_propose_ack_ping_for_lost_ack);
rxrpc_propose_ack_delayed_ack);
}
t = call->ack_lost_at;