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authorDavid Howells <dhowells@redhat.com>2024-12-04 07:46:35 +0000
committerJakub Kicinski <kuba@kernel.org>2024-12-09 13:48:24 -0800
commit8b5823ea437624b53ecf084b6dd582760f110394 (patch)
tree72bd79b0fb85b519cfff42fa3d0e6b9b99250ac3 /include/trace
parentrxrpc: Show stats counter for received reason-0 ACKs (diff)
downloadlinux-8b5823ea437624b53ecf084b6dd582760f110394.tar.gz
linux-8b5823ea437624b53ecf084b6dd582760f110394.zip
rxrpc: Request an ACK on impending Tx stall
Set the REQUEST-ACK flag on the DATA packet we're about to send if we're about to stall transmission because the app layer isn't keeping up supplying us with data to transmit. Signed-off-by: David Howells <dhowells@redhat.com> cc: Marc Dionne <marc.dionne@auristor.com> cc: linux-afs@lists.infradead.org Link: https://patch.msgid.link/20241204074710.990092-8-dhowells@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/rxrpc.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index 62064f63d6eb..d86b5f07d292 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -452,6 +452,7 @@
#define rxrpc_req_ack_traces \
EM(rxrpc_reqack_ack_lost, "ACK-LOST ") \
+ EM(rxrpc_reqack_app_stall, "APP-STALL ") \
EM(rxrpc_reqack_more_rtt, "MORE-RTT ") \
EM(rxrpc_reqack_no_srv_last, "NO-SRVLAST") \
EM(rxrpc_reqack_old_rtt, "OLD-RTT ") \