From: Ivan Babrou ivan@cloudflare.com
[ Upstream commit 8139dccd464aaee4a2c351506ff883733c6ca5a3 ]
The tracepoint has existed for 12 years, but it only covered udp over the legacy IPv4 protocol. Having it enabled for udp6 removes the unnecessary difference in error visibility.
Signed-off-by: Ivan Babrou ivan@cloudflare.com Fixes: 296f7ea75b45 ("udp: add tracepoints for queueing skb to rcvbuf") Acked-by: Paolo Abeni pabeni@redhat.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- net/core/net-traces.c | 2 ++ net/ipv6/udp.c | 2 ++ 2 files changed, 4 insertions(+)
diff --git a/net/core/net-traces.c b/net/core/net-traces.c index 805b7385dd8da..6aef976bc1da2 100644 --- a/net/core/net-traces.c +++ b/net/core/net-traces.c @@ -63,4 +63,6 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(napi_poll); EXPORT_TRACEPOINT_SYMBOL_GPL(tcp_send_reset); EXPORT_TRACEPOINT_SYMBOL_GPL(tcp_bad_csum);
+EXPORT_TRACEPOINT_SYMBOL_GPL(udp_fail_queue_rcv_skb); + EXPORT_TRACEPOINT_SYMBOL_GPL(sk_data_ready); diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index e5a337e6b9705..debb98fb23c0b 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -45,6 +45,7 @@ #include <net/tcp_states.h> #include <net/ip6_checksum.h> #include <net/ip6_tunnel.h> +#include <trace/events/udp.h> #include <net/xfrm.h> #include <net/inet_hashtables.h> #include <net/inet6_hashtables.h> @@ -680,6 +681,7 @@ static int __udpv6_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) } UDP6_INC_STATS(sock_net(sk), UDP_MIB_INERRORS, is_udplite); kfree_skb_reason(skb, drop_reason); + trace_udp_fail_queue_rcv_skb(rc, sk); return -1; }