+/* 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 <linux/version.h>
+#include <lttng-kernel-version.h>
/*
* Tracepoint for free an sk_buff:
*/
-TRACE_EVENT_MAP(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
+
+#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,
skb_kfree,
- TP_PROTO(struct sk_buff *skb, void *location),
+ TP_PROTO(struct sk_buff *skb, void *location,
+ enum skb_drop_reason reason),
- TP_ARGS(skb, location),
+ TP_ARGS(skb, location, reason),
- TP_STRUCT__entry(
- __field( void *, skbaddr )
- __field( void *, location )
- __field( unsigned short, protocol )
- ),
+ 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,
- TP_fast_assign(
- tp_assign(skbaddr, skb)
- tp_assign(location, location)
- tp_assign(protocol, ntohs(skb->protocol))
- ),
+ skb_kfree,
+
+ TP_PROTO(struct sk_buff *skb, void *location),
- TP_printk("skbaddr=%p protocol=%u location=%p",
- __entry->skbaddr, __entry->protocol, __entry->location)
+ TP_ARGS(skb, location),
+
+ TP_FIELDS(
+ ctf_integer_hex(void *, skbaddr, skb)
+ ctf_integer_hex(void *, location, location)
+ ctf_integer_network(unsigned short, protocol, skb->protocol)
+ )
)
+#endif
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
-TRACE_EVENT_MAP(consume_skb,
+LTTNG_TRACEPOINT_EVENT_MAP(consume_skb,
skb_consume,
TP_ARGS(skb),
- TP_STRUCT__entry(
- __field( void *, skbaddr )
- ),
-
- TP_fast_assign(
- tp_assign(skbaddr, skb)
- ),
-
- TP_printk("skbaddr=%p", __entry->skbaddr)
+ TP_FIELDS(
+ ctf_integer_hex(void *, skbaddr, skb)
+ )
)
-#endif
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
-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
-#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>