1#undef TRACE_SYSTEM
  2#define TRACE_SYSTEM qdisc
  3
  4#if !defined(_TRACE_QDISC_H) || defined(TRACE_HEADER_MULTI_READ)
  5#define _TRACE_QDISC_H
  6
  7#include <linux/skbuff.h>
  8#include <linux/netdevice.h>
  9#include <linux/tracepoint.h>
 10#include <linux/ftrace.h>
 11#include <linux/pkt_sched.h>
 12#include <net/sch_generic.h>
 13
 14TRACE_EVENT(qdisc_dequeue,
 15
 16	TP_PROTO(struct Qdisc *qdisc, const struct netdev_queue *txq,
 17		 int packets, struct sk_buff *skb),
 18
 19	TP_ARGS(qdisc, txq, packets, skb),
 20
 21	TP_STRUCT__entry(
 22		__field(	struct Qdisc *,		qdisc	)
 23		__field(const	struct netdev_queue *,	txq	)
 24		__field(	int,			packets	)
 25		__field(	void *,			skbaddr	)
 26		__field(	int,			ifindex	)
 27		__field(	u32,			handle	)
 28		__field(	u32,			parent	)
 29		__field(	unsigned long,		txq_state)
 30	),
 31
 32	/* skb==NULL indicate packets dequeued was 0, even when packets==1 */
 33	TP_fast_assign(
 34		__entry->qdisc		= qdisc;
 35		__entry->txq		= txq;
 36		__entry->packets	= skb ? packets : 0;
 37		__entry->skbaddr	= skb;
 38		__entry->ifindex	= txq->dev ? txq->dev->ifindex : 0;
 39		__entry->handle		= qdisc->handle;
 40		__entry->parent		= qdisc->parent;
 41		__entry->txq_state	= txq->state;
 42	),
 43
 44	TP_printk("dequeue ifindex=%d qdisc handle=0x%X parent=0x%X txq_state=0x%lX packets=%d skbaddr=%px",
 45		  __entry->ifindex, __entry->handle, __entry->parent,
 46		  __entry->txq_state, __entry->packets, __entry->skbaddr )
 47);
 48
 49TRACE_EVENT(qdisc_enqueue,
 50
 51	TP_PROTO(struct Qdisc *qdisc, const struct netdev_queue *txq, struct sk_buff *skb),
 52
 53	TP_ARGS(qdisc, txq, skb),
 54
 55	TP_STRUCT__entry(
 56		__field(struct Qdisc *, qdisc)
 57		__field(void *,	skbaddr)
 58		__field(int, ifindex)
 59		__field(u32, handle)
 60		__field(u32, parent)
 61	),
 62
 63	TP_fast_assign(
 64		__entry->qdisc = qdisc;
 65		__entry->skbaddr = skb;
 66		__entry->ifindex = txq->dev ? txq->dev->ifindex : 0;
 67		__entry->handle	 = qdisc->handle;
 68		__entry->parent	 = qdisc->parent;
 69	),
 70
 71	TP_printk("enqueue ifindex=%d qdisc handle=0x%X parent=0x%X skbaddr=%px",
 72		  __entry->ifindex, __entry->handle, __entry->parent, __entry->skbaddr)
 73);
 74
 75TRACE_EVENT(qdisc_reset,
 76
 77	TP_PROTO(struct Qdisc *q),
 78
 79	TP_ARGS(q),
 80
 81	TP_STRUCT__entry(
 82		__string(	dev,		qdisc_dev(q)	)
 83		__string(	kind,		q->ops->id	)
 84		__field(	u32,		parent		)
 85		__field(	u32,		handle		)
 86	),
 87
 88	TP_fast_assign(
 89		__assign_str(dev, qdisc_dev(q));
 90		__assign_str(kind, q->ops->id);
 91		__entry->parent = q->parent;
 92		__entry->handle = q->handle;
 93	),
 94
 95	TP_printk("dev=%s kind=%s parent=%x:%x handle=%x:%x", __get_str(dev),
 96		  __get_str(kind), TC_H_MAJ(__entry->parent) >> 16, TC_H_MIN(__entry->parent),
 97		  TC_H_MAJ(__entry->handle) >> 16, TC_H_MIN(__entry->handle))
 98);
 99
100TRACE_EVENT(qdisc_destroy,
101
102	TP_PROTO(struct Qdisc *q),
103
104	TP_ARGS(q),
105
106	TP_STRUCT__entry(
107		__string(	dev,		qdisc_dev(q)	)
108		__string(	kind,		q->ops->id	)
109		__field(	u32,		parent		)
110		__field(	u32,		handle		)
111	),
112
113	TP_fast_assign(
114		__assign_str(dev, qdisc_dev(q));
115		__assign_str(kind, q->ops->id);
116		__entry->parent = q->parent;
117		__entry->handle = q->handle;
118	),
119
120	TP_printk("dev=%s kind=%s parent=%x:%x handle=%x:%x", __get_str(dev),
121		  __get_str(kind), TC_H_MAJ(__entry->parent) >> 16, TC_H_MIN(__entry->parent),
122		  TC_H_MAJ(__entry->handle) >> 16, TC_H_MIN(__entry->handle))
123);
124
125TRACE_EVENT(qdisc_create,
126
127	TP_PROTO(const struct Qdisc_ops *ops, struct net_device *dev, u32 parent),
128
129	TP_ARGS(ops, dev, parent),
130
131	TP_STRUCT__entry(
132		__string(	dev,		dev->name	)
133		__string(	kind,		ops->id		)
134		__field(	u32,		parent		)
135	),
136
137	TP_fast_assign(
138		__assign_str(dev, dev->name);
139		__assign_str(kind, ops->id);
140		__entry->parent = parent;
141	),
142
143	TP_printk("dev=%s kind=%s parent=%x:%x",
144		  __get_str(dev), __get_str(kind),
145		  TC_H_MAJ(__entry->parent) >> 16, TC_H_MIN(__entry->parent))
146);
147
148#endif /* _TRACE_QDISC_H */
149
150/* This part must be outside protection */
151#include <trace/define_trace.h>