summaryrefslogtreecommitdiff
path: root/net/rxrpc/input.c
diff options
context:
space:
mode:
authorDavid Howells <dhowells@redhat.com>2016-09-17 12:49:13 +0300
committerDavid Howells <dhowells@redhat.com>2016-09-17 13:24:03 +0300
commit58dc63c998ea3c5a27e2bf9251eddbf0977056a6 (patch)
tree8567efc32e9fb834e90290adcb3ff3a7a1f06610 /net/rxrpc/input.c
parentf3639df2d90bc919328c459b3c7c49ed5667a52f (diff)
downloadlinux-58dc63c998ea3c5a27e2bf9251eddbf0977056a6.tar.xz
rxrpc: Add a tracepoint to follow packets in the Rx buffer
Add a tracepoint to follow the life of packets that get added to a call's receive buffer. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/rxrpc/input.c')
-rw-r--r--net/rxrpc/input.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index 7b18ca124978..b690220533c6 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -284,8 +284,12 @@ next_subpacket:
call->rxtx_buffer[ix] = skb;
if (after(seq, call->rx_top))
smp_store_release(&call->rx_top, seq);
- if (flags & RXRPC_LAST_PACKET)
+ if (flags & RXRPC_LAST_PACKET) {
set_bit(RXRPC_CALL_RX_LAST, &call->flags);
+ trace_rxrpc_receive(call, rxrpc_receive_queue_last, serial, seq);
+ } else {
+ trace_rxrpc_receive(call, rxrpc_receive_queue, serial, seq);
+ }
queued = true;
if (after_eq(seq, call->rx_expect_next)) {