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| author | David Howells <dhowells@redhat.com> | 2016-09-23 14:39:22 +0300 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2016-09-23 17:49:19 +0300 |
| commit | 89b475abdb107a74f57497b65becaf837a0e5b6b (patch) | |
| tree | 480653f3ea539c2b9313d32485573a67c4073b72 /net/rxrpc | |
| parent | be832aecc5ba811728e15a10f675f4a2187f25dd (diff) | |
| download | linux-89b475abdb107a74f57497b65becaf837a0e5b6b.tar.xz | |
rxrpc: Add a tracepoint to log injected Rx packet loss
Add a tracepoint to log received packets that get discarded due to Rx
packet loss.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/rxrpc')
| -rw-r--r-- | net/rxrpc/input.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c index fb3e2f6afa3b..19b1e189f5dc 100644 --- a/net/rxrpc/input.c +++ b/net/rxrpc/input.c @@ -837,20 +837,19 @@ void rxrpc_data_ready(struct sock *udp_sk) skb_orphan(skb); sp = rxrpc_skb(skb); + /* dig out the RxRPC connection details */ + if (rxrpc_extract_header(sp, skb) < 0) + goto bad_message; + if (IS_ENABLED(CONFIG_AF_RXRPC_INJECT_LOSS)) { static int lose; if ((lose++ & 7) == 7) { + trace_rxrpc_rx_lose(sp); rxrpc_lose_skb(skb, rxrpc_skb_rx_lost); return; } } - _net("Rx UDP packet from %08x:%04hu", - ntohl(ip_hdr(skb)->saddr), ntohs(udp_hdr(skb)->source)); - - /* dig out the RxRPC connection details */ - if (rxrpc_extract_header(sp, skb) < 0) - goto bad_message; trace_rxrpc_rx_packet(sp); _net("Rx RxRPC %s ep=%x call=%x:%x", |