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rxrpc: Differentiate PING ACK transmission traces. 

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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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 @@ no_resend:
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;