X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Fskb.h;h=b52cf682310a7201c05bb86007f622833d82820a;hb=e2ea881152a730f3a1ae9dca443dbdbe851ef682;hp=9a794499c667936a7b67377fbebda94e75da122a;hpb=b283666ff19841a28b0448c6a867beb2f809f11a;p=lttng-modules.git

diff --git a/instrumentation/events/lttng-module/skb.h b/instrumentation/events/lttng-module/skb.h
index 9a794499..b52cf682 100644
--- a/instrumentation/events/lttng-module/skb.h
+++ b/instrumentation/events/lttng-module/skb.h
@@ -1,75 +1,108 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM skb
 
-#if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
-#define _TRACE_SKB_H
+#if !defined(LTTNG_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
+#define LTTNG_TRACE_SKB_H
 
+#include <probes/lttng-tracepoint-event.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
-#include <linux/tracepoint.h>
+#include <lttng-kernel-version.h>
 
 /*
  * Tracepoint for free an sk_buff:
  */
-TRACE_EVENT(kfree_skb,
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
+	|| LTTNG_KERNEL_RANGE(5,15,58, 5,16,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(4,18,0,477,10,1, 4,19,0,0,0,0))
+LTTNG_TRACEPOINT_ENUM(skb_drop_reason,
+	TP_ENUM_VALUES(
+		ctf_enum_value("NOT_SPECIFIED",	SKB_DROP_REASON_NOT_SPECIFIED)
+		ctf_enum_value("NO_SOCKET",	SKB_DROP_REASON_NO_SOCKET)
+		ctf_enum_value("PKT_TOO_SMALL",	SKB_DROP_REASON_PKT_TOO_SMALL)
+		ctf_enum_value("TCP_CSUM",	SKB_DROP_REASON_TCP_CSUM)
+		ctf_enum_value("SOCKET_FILTER",	SKB_DROP_REASON_SOCKET_FILTER)
+		ctf_enum_value("UDP_CSUM",	SKB_DROP_REASON_UDP_CSUM)
+		ctf_enum_value("MAX",		SKB_DROP_REASON_MAX)
+	)
+)
+#elif (LTTNG_RHEL_KERNEL_RANGE(5,14,0,70,0,0, 5,15,0,0,0,0))
+LTTNG_TRACEPOINT_ENUM(skb_drop_reason,
+	TP_ENUM_VALUES(
+		ctf_enum_value("NOT_SPECIFIED",	SKB_DROP_REASON_NOT_SPECIFIED)
+		ctf_enum_value("NO_SOCKET",	SKB_DROP_REASON_NO_SOCKET)
+		ctf_enum_value("PKT_TOO_SMALL",	SKB_DROP_REASON_PKT_TOO_SMALL)
+		ctf_enum_value("TCP_CSUM",	SKB_DROP_REASON_TCP_CSUM)
+		ctf_enum_value("UDP_CSUM",	SKB_DROP_REASON_UDP_CSUM)
+		ctf_enum_value("MAX",		SKB_DROP_REASON_MAX)
+	)
+)
+#endif
 
-	TP_PROTO(struct sk_buff *skb, void *location),
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
+	|| LTTNG_KERNEL_RANGE(5,15,58, 5,16,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,70,0,0, 5,15,0,0,0,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(4,18,0,477,10,1, 4,19,0,0,0,0))
+LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb,
 
-	TP_ARGS(skb, location),
+	skb_kfree,
 
-	TP_STRUCT__entry(
-		__field(	void *,		skbaddr		)
-		__field(	void *,		location	)
-		__field(	unsigned short,	protocol	)
-	),
+	TP_PROTO(struct sk_buff *skb, void *location,
+		enum skb_drop_reason reason),
 
-	TP_fast_assign(
-		tp_assign(skbaddr, skb);
-		tp_assign(location, location);
-		tp_assign(protocol, ntohs(skb->protocol));
-	),
+	TP_ARGS(skb, location, reason),
 
-	TP_printk("skbaddr=%p protocol=%u location=%p",
-		__entry->skbaddr, __entry->protocol, __entry->location)
+	TP_FIELDS(
+		ctf_integer_hex(void *, skbaddr, skb)
+		ctf_integer_hex(void *, location, location)
+		ctf_integer_network(unsigned short, protocol, skb->protocol)
+		ctf_enum(skb_drop_reason, uint8_t, reason, reason)
+	)
 )
+#else
+LTTNG_TRACEPOINT_EVENT_MAP(kfree_skb,
 
-TRACE_EVENT(consume_skb,
+	skb_kfree,
 
-	TP_PROTO(struct sk_buff *skb),
+	TP_PROTO(struct sk_buff *skb, void *location),
 
-	TP_ARGS(skb),
+	TP_ARGS(skb, location),
 
-	TP_STRUCT__entry(
-		__field(	void *,	skbaddr	)
-	),
+	TP_FIELDS(
+		ctf_integer_hex(void *, skbaddr, skb)
+		ctf_integer_hex(void *, location, location)
+		ctf_integer_network(unsigned short, protocol, skb->protocol)
+	)
+)
+#endif
+
+LTTNG_TRACEPOINT_EVENT_MAP(consume_skb,
+
+	skb_consume,
+
+	TP_PROTO(struct sk_buff *skb),
 
-	TP_fast_assign(
-		tp_assign(skbaddr, skb);
-	),
+	TP_ARGS(skb),
 
-	TP_printk("skbaddr=%p", __entry->skbaddr)
+	TP_FIELDS(
+		ctf_integer_hex(void *, skbaddr, skb)
+	)
 )
 
-TRACE_EVENT(skb_copy_datagram_iovec,
+LTTNG_TRACEPOINT_EVENT(skb_copy_datagram_iovec,
 
 	TP_PROTO(const struct sk_buff *skb, int len),
 
 	TP_ARGS(skb, len),
 
-	TP_STRUCT__entry(
-		__field(	const void *,		skbaddr		)
-		__field(	int,			len		)
-	),
-
-	TP_fast_assign(
-		tp_assign(skbaddr, skb);
-		tp_assign(len, len);
-	),
-
-	TP_printk("skbaddr=%p len=%d", __entry->skbaddr, __entry->len)
+	TP_FIELDS(
+		ctf_integer_hex(const void *, skbaddr, skb)
+		ctf_integer(int, len, len)
+	)
 )
 
-#endif /* _TRACE_SKB_H */
+#endif /* LTTNG_TRACE_SKB_H */
 
 /* This part must be outside protection */
-#include "../../../probes/define_trace.h"
+#include <probes/define_trace.h>