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authorDavid Howells <dhowells@redhat.com>2016-09-23 13:50:40 +0100
committerDavid Howells <dhowells@redhat.com>2016-09-23 15:49:19 +0100
commit9c7ad434441da6b5d4ac878cac368fbdaec99b56 (patch)
treea86f83d437f8772c0865df213f27265bc826ed60 /include/rxrpc
parent89b475abdb107a74f57497b65becaf837a0e5b6b (diff)
rxrpc: Add tracepoint for ACK proposal
Add a tracepoint to log proposed ACKs, including whether the proposal is used to update a pending ACK or is discarded in favour of an easlier, higher priority ACK. Whilst we're at it, get rid of the rxrpc_acks() function and access the name array directly. We do, however, need to validate the ACK reason number given to trace_rxrpc_rx_ack() to make sure we don't overrun the array. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/rxrpc')
-rw-r--r--include/rxrpc/packet.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/rxrpc/packet.h b/include/rxrpc/packet.h
index fd6eb3a60a8c..703a64b4681a 100644
--- a/include/rxrpc/packet.h
+++ b/include/rxrpc/packet.h
@@ -123,6 +123,7 @@ struct rxrpc_ackpacket {
#define RXRPC_ACK_PING_RESPONSE 7 /* response to RXRPC_ACK_PING */
#define RXRPC_ACK_DELAY 8 /* nothing happened since received packet */
#define RXRPC_ACK_IDLE 9 /* ACK due to fully received ACK window */
+#define RXRPC_ACK__INVALID 10 /* Representation of invalid ACK reason */
uint8_t nAcks; /* number of ACKs */
#define RXRPC_MAXACKS 255

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