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authorDavid Howells <dhowells@redhat.com>2016-08-23 15:27:24 +0100
committerDavid Howells <dhowells@redhat.com>2016-08-23 15:27:24 +0100
commitdf844fd46b98c2efde8f4ac2d50d59bc90c4c679 (patch)
tree0a067071fa1bf6fe2fc41de100d822e9585289a0 /net/rxrpc/call_event.c
parent01a90a459850ed1f1573f06f00f7b9d466339df0 (diff)
downloadop-kernel-dev-df844fd46b98c2efde8f4ac2d50d59bc90c4c679.zip
op-kernel-dev-df844fd46b98c2efde8f4ac2d50d59bc90c4c679.tar.gz
rxrpc: Use a tracepoint for skb accounting debugging
Use a tracepoint to log various skb accounting points to help in debugging refcounting errors. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/rxrpc/call_event.c')
-rw-r--r--net/rxrpc/call_event.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/rxrpc/call_event.c b/net/rxrpc/call_event.c
index eaa8035..3d1267c 100644
--- a/net/rxrpc/call_event.c
+++ b/net/rxrpc/call_event.c
@@ -407,6 +407,7 @@ static int rxrpc_drain_rx_oos_queue(struct rxrpc_call *call)
skb = skb_dequeue(&call->rx_oos_queue);
if (skb) {
+ rxrpc_see_skb(skb);
sp = rxrpc_skb(skb);
_debug("drain OOS packet %d [%d]",
@@ -427,6 +428,7 @@ static int rxrpc_drain_rx_oos_queue(struct rxrpc_call *call)
/* find out what the next packet is */
skb = skb_peek(&call->rx_oos_queue);
+ rxrpc_see_skb(skb);
if (skb)
call->rx_first_oos = rxrpc_skb(skb)->hdr.seq;
else
@@ -576,6 +578,7 @@ process_further:
if (!skb)
return -EAGAIN;
+ rxrpc_see_skb(skb);
_net("deferred skb %p", skb);
sp = rxrpc_skb(skb);
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