X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Fnet.h;h=7dd68957be97f793c31cd88f5616421c722bd80c;hb=9eae8438a31af1a91f73436f8383e2a8b3d162a3;hp=e48c4db1ea3557d975f38e31f1ca0bd513b6122d;hpb=0910ab71db3c3f618edae89ec46fe9b7487c7eac;p=lttng-modules.git

diff --git a/instrumentation/events/lttng-module/net.h b/instrumentation/events/lttng-module/net.h
index e48c4db1..7dd68957 100644
--- a/instrumentation/events/lttng-module/net.h
+++ b/instrumentation/events/lttng-module/net.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM net
 
@@ -133,6 +134,30 @@ static inline enum transport_header_types __get_transport_header_type(struct sk_
 	return TH_NONE;
 }
 
+static struct lttng_enum_entry proto_transport_enum_entries[] = {
+	[0] = {
+		.start = { .value = 0, .signedness = 0, },
+		.end = { .value = IPPROTO_TCP - 1, .signedness = 0, },
+		.string = "_unknown",
+	},
+	[1] = {
+		.start = { .value = IPPROTO_TCP, .signedness = 0, },
+		.end = { .value = IPPROTO_TCP, .signedness = 0, },
+		.string = "_tcp",
+	},
+	[2] = {
+		.start = { .value = IPPROTO_TCP + 1, .signedness = 0, },
+		.end = { .value = 255, .signedness = 0, },
+		.string = "_unknown",
+	},
+};
+
+static const struct lttng_enum_desc proto_transport_header_type = {
+	.name = "proto_transport_header_type",
+	.entries = proto_transport_enum_entries,
+	.nr_entries = ARRAY_SIZE(proto_transport_enum_entries),
+};
+
 static struct lttng_enum_entry transport_enum_entries[] = {
 	[0] = {
 		.start = { .value = TH_NONE, .signedness = 0, },
@@ -194,7 +219,8 @@ static struct lttng_event_field ipv4fields[] = {
 		.name = "protocol",
 		.type = {
 			.atype = atype_enum,
-			.u.basic.enumeration.desc = &transport_header_type,
+			.u.basic.enumeration.desc =
+				&proto_transport_header_type,
 			.u.basic.enumeration.container_type = {
 				.size = 8,
 				.alignment = 8,
@@ -290,7 +316,8 @@ static struct lttng_event_field ipv6fields[] = {
 		.name = "nexthdr",
 		.type = {
 			.atype = atype_enum,
-			.u.basic.enumeration.desc = &transport_header_type,
+			.u.basic.enumeration.desc =
+				&proto_transport_header_type,
 			.u.basic.enumeration.container_type = {
 				.size = 8,
 				.alignment = 8,
@@ -412,30 +439,18 @@ LTTNG_TRACEPOINT_ENUM(net_network_header,
 
 LTTNG_TRACEPOINT_EVENT(net_dev_xmit,
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,40))
 	TP_PROTO(struct sk_buff *skb,
 		 int rc,
 		 struct net_device *dev,
 		 unsigned int skb_len),
 
 	TP_ARGS(skb, rc, dev, skb_len),
-#else
-	TP_PROTO(struct sk_buff *skb,
-		 int rc),
-
-	TP_ARGS(skb, rc),
-#endif
 
 	TP_FIELDS(
 		ctf_integer_hex(void *, skbaddr, skb)
 		ctf_integer(int, rc, rc)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,40))
 		ctf_integer(unsigned int, len, skb_len)
 		ctf_string(name, dev->name)
-#else
-		ctf_integer(unsigned int, len, skb->len)
-		ctf_string(name, skb->dev->name)
-#endif
 	)
 )
 
@@ -538,6 +553,175 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_template,
 
 	TP_ARGS(skb)
 )
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0))
+
+/* Trace events for the receive entry points */
+LTTNG_TRACEPOINT_EVENT_CLASS(net_dev_receive_entry_template,
+
+	TP_PROTO(const struct sk_buff *skb),
+
+	TP_ARGS(skb),
+
+	TP_FIELDS(
+		ctf_integer_hex(const void *, skbaddr, skb)
+	)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template,
+
+	napi_gro_frags_entry,
+
+	net_napi_gro_frags_entry,
+
+	TP_PROTO(const struct sk_buff *skb),
+
+	TP_ARGS(skb)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template,
+
+	napi_gro_receive_entry,
+
+	net_napi_gro_receive_entry,
+
+	TP_PROTO(const struct sk_buff *skb),
+
+	TP_ARGS(skb)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template,
+
+	netif_receive_skb_entry,
+
+	net_if_receive_skb_entry,
+
+	TP_PROTO(const struct sk_buff *skb),
+
+	TP_ARGS(skb)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template,
+
+	netif_rx_entry,
+
+	net_if_rx_entry,
+
+	TP_PROTO(const struct sk_buff *skb),
+
+	TP_ARGS(skb)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template,
+
+	netif_rx_ni_entry,
+
+	net_if_rx_ni_entry,
+
+	TP_PROTO(const struct sk_buff *skb),
+
+	TP_ARGS(skb)
+)
+
+#endif /* kernel > 3.14 */
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0))
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template,
+
+	netif_receive_skb_list_entry,
+
+	net_if_receive_skb_list_entry,
+
+	TP_PROTO(const struct sk_buff *skb),
+
+	TP_ARGS(skb)
+)
+
+#endif /* kernel > 4.19 */
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,0,0))
+
+/* Trace events for the receive exit points */
+LTTNG_TRACEPOINT_EVENT_CLASS(net_dev_receive_exit_template,
+
+	TP_PROTO(int ret),
+
+	TP_ARGS(ret),
+
+	TP_FIELDS(
+		ctf_integer(int, ret, ret)
+	)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template,
+
+	napi_gro_frags_exit,
+
+	net_napi_gro_frags_exit,
+
+	TP_PROTO(int ret),
+
+	TP_ARGS(ret)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template,
+
+	napi_gro_receive_exit,
+
+	net_napi_gro_receive_exit,
+
+	TP_PROTO(int ret),
+
+	TP_ARGS(ret)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template,
+
+	netif_receive_skb_exit,
+
+	net_if_receive_skb_exit,
+
+	TP_PROTO(int ret),
+
+	TP_ARGS(ret)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template,
+
+	netif_rx_exit,
+
+	net_if_rx_exit,
+
+	TP_PROTO(int ret),
+
+	TP_ARGS(ret)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template,
+
+	netif_rx_ni_exit,
+
+	net_if_rx_ni_exit,
+
+	TP_PROTO(int ret),
+
+	TP_ARGS(ret)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template,
+
+	netif_receive_skb_list_exit,
+
+	net_if_receive_skb_list_exit,
+
+	TP_PROTO(int ret),
+
+	TP_ARGS(ret)
+)
+
+#endif /* kernel > 5.0.0 */
+
 #endif /* LTTNG_TRACE_NET_H */
 
 /* This part must be outside protection */