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authorDavid Howells <dhowells@redhat.com>2023-11-16 14:12:58 +0100
committerDavid S. Miller <davem@davemloft.net>2023-11-17 03:50:33 +0100
commit3798680f2fbbe0ca3ab6138b34e0d161c36497ee (patch)
tree6cacdd160ff9295677cbfab9093345139e92a850 /include/trace/events
parentkselftest: rtnetlink: fix ip route command typo (diff)
downloadlinux-3798680f2fbbe0ca3ab6138b34e0d161c36497ee.tar.xz
linux-3798680f2fbbe0ca3ab6138b34e0d161c36497ee.zip
rxrpc: Fix RTT determination to use any ACK as a source
Fix RTT determination to be able to use any type of ACK as the response from which RTT can be calculated provided its ack.serial is non-zero and matches the serial number of an outgoing DATA or ACK packet. This shouldn't be limited to REQUESTED-type ACKs as these can have other types substituted for them for things like duplicate or out-of-order packets. Fixes: 4700c4d80b7b ("rxrpc: Fix loss of RTT samples due to interposed ACK") 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 Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/trace/events')
-rw-r--r--include/trace/events/rxrpc.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index 4c53a5ef6257..f7e537f64db4 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -328,7 +328,7 @@
E_(rxrpc_rtt_tx_ping, "PING")
#define rxrpc_rtt_rx_traces \
- EM(rxrpc_rtt_rx_cancel, "CNCL") \
+ EM(rxrpc_rtt_rx_other_ack, "OACK") \
EM(rxrpc_rtt_rx_obsolete, "OBSL") \
EM(rxrpc_rtt_rx_lost, "LOST") \
EM(rxrpc_rtt_rx_ping_response, "PONG") \