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authorIngo Molnar <mingo@elte.hu>2009-04-05 19:41:22 -0400
committerIngo Molnar <mingo@elte.hu>2009-04-05 19:41:22 -0400
commit9efe21cb82b5dbe3b0b2ae4de4eccc64ecb94e95 (patch)
tree7ff8833745d2f268f897f6fa4a27263b4a572245 /include/trace
parentde18836e447c2dc30120c0919b8db8ddc0401cc4 (diff)
parent0221c81b1b8eb0cbb6b30a0ced52ead32d2b4e4c (diff)
Merge branch 'linus' into irq/threaded
Conflicts: include/linux/irq.h kernel/irq/handle.c
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/block.h70
-rw-r--r--include/trace/irq.h9
-rw-r--r--include/trace/irq_event_types.h55
-rw-r--r--include/trace/kmemtrace.h75
-rw-r--r--include/trace/lockdep.h9
-rw-r--r--include/trace/lockdep_event_types.h44
-rw-r--r--include/trace/power.h32
-rw-r--r--include/trace/sched.h49
-rw-r--r--include/trace/sched_event_types.h337
-rw-r--r--include/trace/skb.h11
-rw-r--r--include/trace/trace_event_types.h5
-rw-r--r--include/trace/trace_events.h5
-rw-r--r--include/trace/workqueue.h25
13 files changed, 643 insertions, 83 deletions
diff --git a/include/trace/block.h b/include/trace/block.h
index 25c6a1fd5b77..25b7068b819e 100644
--- a/include/trace/block.h
+++ b/include/trace/block.h
@@ -5,72 +5,72 @@
5#include <linux/tracepoint.h> 5#include <linux/tracepoint.h>
6 6
7DECLARE_TRACE(block_rq_abort, 7DECLARE_TRACE(block_rq_abort,
8 TPPROTO(struct request_queue *q, struct request *rq), 8 TP_PROTO(struct request_queue *q, struct request *rq),
9 TPARGS(q, rq)); 9 TP_ARGS(q, rq));
10 10
11DECLARE_TRACE(block_rq_insert, 11DECLARE_TRACE(block_rq_insert,
12 TPPROTO(struct request_queue *q, struct request *rq), 12 TP_PROTO(struct request_queue *q, struct request *rq),
13 TPARGS(q, rq)); 13 TP_ARGS(q, rq));
14 14
15DECLARE_TRACE(block_rq_issue, 15DECLARE_TRACE(block_rq_issue,
16 TPPROTO(struct request_queue *q, struct request *rq), 16 TP_PROTO(struct request_queue *q, struct request *rq),
17 TPARGS(q, rq)); 17 TP_ARGS(q, rq));
18 18
19DECLARE_TRACE(block_rq_requeue, 19DECLARE_TRACE(block_rq_requeue,
20 TPPROTO(struct request_queue *q, struct request *rq), 20 TP_PROTO(struct request_queue *q, struct request *rq),
21 TPARGS(q, rq)); 21 TP_ARGS(q, rq));
22 22
23DECLARE_TRACE(block_rq_complete, 23DECLARE_TRACE(block_rq_complete,
24 TPPROTO(struct request_queue *q, struct request *rq), 24 TP_PROTO(struct request_queue *q, struct request *rq),
25 TPARGS(q, rq)); 25 TP_ARGS(q, rq));
26 26
27DECLARE_TRACE(block_bio_bounce, 27DECLARE_TRACE(block_bio_bounce,
28 TPPROTO(struct request_queue *q, struct bio *bio), 28 TP_PROTO(struct request_queue *q, struct bio *bio),
29 TPARGS(q, bio)); 29 TP_ARGS(q, bio));
30 30
31DECLARE_TRACE(block_bio_complete, 31DECLARE_TRACE(block_bio_complete,
32 TPPROTO(struct request_queue *q, struct bio *bio), 32 TP_PROTO(struct request_queue *q, struct bio *bio),
33 TPARGS(q, bio)); 33 TP_ARGS(q, bio));
34 34
35DECLARE_TRACE(block_bio_backmerge, 35DECLARE_TRACE(block_bio_backmerge,
36 TPPROTO(struct request_queue *q, struct bio *bio), 36 TP_PROTO(struct request_queue *q, struct bio *bio),
37 TPARGS(q, bio)); 37 TP_ARGS(q, bio));
38 38
39DECLARE_TRACE(block_bio_frontmerge, 39DECLARE_TRACE(block_bio_frontmerge,
40 TPPROTO(struct request_queue *q, struct bio *bio), 40 TP_PROTO(struct request_queue *q, struct bio *bio),
41 TPARGS(q, bio)); 41 TP_ARGS(q, bio));
42 42
43DECLARE_TRACE(block_bio_queue, 43DECLARE_TRACE(block_bio_queue,
44 TPPROTO(struct request_queue *q, struct bio *bio), 44 TP_PROTO(struct request_queue *q, struct bio *bio),
45 TPARGS(q, bio)); 45 TP_ARGS(q, bio));
46 46
47DECLARE_TRACE(block_getrq, 47DECLARE_TRACE(block_getrq,
48 TPPROTO(struct request_queue *q, struct bio *bio, int rw), 48 TP_PROTO(struct request_queue *q, struct bio *bio, int rw),
49 TPARGS(q, bio, rw)); 49 TP_ARGS(q, bio, rw));
50 50
51DECLARE_TRACE(block_sleeprq, 51DECLARE_TRACE(block_sleeprq,
52 TPPROTO(struct request_queue *q, struct bio *bio, int rw), 52 TP_PROTO(struct request_queue *q, struct bio *bio, int rw),
53 TPARGS(q, bio, rw)); 53 TP_ARGS(q, bio, rw));
54 54
55DECLARE_TRACE(block_plug, 55DECLARE_TRACE(block_plug,
56 TPPROTO(struct request_queue *q), 56 TP_PROTO(struct request_queue *q),
57 TPARGS(q)); 57 TP_ARGS(q));
58 58
59DECLARE_TRACE(block_unplug_timer, 59DECLARE_TRACE(block_unplug_timer,
60 TPPROTO(struct request_queue *q), 60 TP_PROTO(struct request_queue *q),
61 TPARGS(q)); 61 TP_ARGS(q));
62 62
63DECLARE_TRACE(block_unplug_io, 63DECLARE_TRACE(block_unplug_io,
64 TPPROTO(struct request_queue *q), 64 TP_PROTO(struct request_queue *q),
65 TPARGS(q)); 65 TP_ARGS(q));
66 66
67DECLARE_TRACE(block_split, 67DECLARE_TRACE(block_split,
68 TPPROTO(struct request_queue *q, struct bio *bio, unsigned int pdu), 68 TP_PROTO(struct request_queue *q, struct bio *bio, unsigned int pdu),
69 TPARGS(q, bio, pdu)); 69 TP_ARGS(q, bio, pdu));
70 70
71DECLARE_TRACE(block_remap, 71DECLARE_TRACE(block_remap,
72 TPPROTO(struct request_queue *q, struct bio *bio, dev_t dev, 72 TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev,
73 sector_t from, sector_t to), 73 sector_t from, sector_t to),
74 TPARGS(q, bio, dev, from, to)); 74 TP_ARGS(q, bio, dev, from, to));
75 75
76#endif 76#endif
diff --git a/include/trace/irq.h b/include/trace/irq.h
new file mode 100644
index 000000000000..ff5d4495dc37
--- /dev/null
+++ b/include/trace/irq.h
@@ -0,0 +1,9 @@
1#ifndef _TRACE_IRQ_H
2#define _TRACE_IRQ_H
3
4#include <linux/interrupt.h>
5#include <linux/tracepoint.h>
6
7#include <trace/irq_event_types.h>
8
9#endif
diff --git a/include/trace/irq_event_types.h b/include/trace/irq_event_types.h
new file mode 100644
index 000000000000..85964ebd47ec
--- /dev/null
+++ b/include/trace/irq_event_types.h
@@ -0,0 +1,55 @@
1
2/* use <trace/irq.h> instead */
3#ifndef TRACE_FORMAT
4# error Do not include this file directly.
5# error Unless you know what you are doing.
6#endif
7
8#undef TRACE_SYSTEM
9#define TRACE_SYSTEM irq
10
11/*
12 * Tracepoint for entry of interrupt handler:
13 */
14TRACE_FORMAT(irq_handler_entry,
15 TP_PROTO(int irq, struct irqaction *action),
16 TP_ARGS(irq, action),
17 TP_FMT("irq=%d handler=%s", irq, action->name)
18 );
19
20/*
21 * Tracepoint for return of an interrupt handler:
22 */
23TRACE_EVENT(irq_handler_exit,
24
25 TP_PROTO(int irq, struct irqaction *action, int ret),
26
27 TP_ARGS(irq, action, ret),
28
29 TP_STRUCT__entry(
30 __field( int, irq )
31 __field( int, ret )
32 ),
33
34 TP_fast_assign(
35 __entry->irq = irq;
36 __entry->ret = ret;
37 ),
38
39 TP_printk("irq=%d return=%s",
40 __entry->irq, __entry->ret ? "handled" : "unhandled")
41);
42
43TRACE_FORMAT(softirq_entry,
44 TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
45 TP_ARGS(h, vec),
46 TP_FMT("softirq=%d action=%s", (int)(h - vec), softirq_to_name[h-vec])
47 );
48
49TRACE_FORMAT(softirq_exit,
50 TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
51 TP_ARGS(h, vec),
52 TP_FMT("softirq=%d action=%s", (int)(h - vec), softirq_to_name[h-vec])
53 );
54
55#undef TRACE_SYSTEM
diff --git a/include/trace/kmemtrace.h b/include/trace/kmemtrace.h
new file mode 100644
index 000000000000..ad8b7857855a
--- /dev/null
+++ b/include/trace/kmemtrace.h
@@ -0,0 +1,75 @@
1/*
2 * Copyright (C) 2008 Eduard - Gabriel Munteanu
3 *
4 * This file is released under GPL version 2.
5 */
6
7#ifndef _LINUX_KMEMTRACE_H
8#define _LINUX_KMEMTRACE_H
9
10#ifdef __KERNEL__
11
12#include <linux/types.h>
13#include <linux/marker.h>
14
15enum kmemtrace_type_id {
16 KMEMTRACE_TYPE_KMALLOC = 0, /* kmalloc() or kfree(). */
17 KMEMTRACE_TYPE_CACHE, /* kmem_cache_*(). */
18 KMEMTRACE_TYPE_PAGES, /* __get_free_pages() and friends. */
19};
20
21#ifdef CONFIG_KMEMTRACE
22
23extern void kmemtrace_init(void);
24
25extern void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id,
26 unsigned long call_site,
27 const void *ptr,
28 size_t bytes_req,
29 size_t bytes_alloc,
30 gfp_t gfp_flags,
31 int node);
32
33extern void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
34 unsigned long call_site,
35 const void *ptr);
36
37#else /* CONFIG_KMEMTRACE */
38
39static inline void kmemtrace_init(void)
40{
41}
42
43static inline void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id,
44 unsigned long call_site,
45 const void *ptr,
46 size_t bytes_req,
47 size_t bytes_alloc,
48 gfp_t gfp_flags,
49 int node)
50{
51}
52
53static inline void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
54 unsigned long call_site,
55 const void *ptr)
56{
57}
58
59#endif /* CONFIG_KMEMTRACE */
60
61static inline void kmemtrace_mark_alloc(enum kmemtrace_type_id type_id,
62 unsigned long call_site,
63 const void *ptr,
64 size_t bytes_req,
65 size_t bytes_alloc,
66 gfp_t gfp_flags)
67{
68 kmemtrace_mark_alloc_node(type_id, call_site, ptr,
69 bytes_req, bytes_alloc, gfp_flags, -1);
70}
71
72#endif /* __KERNEL__ */
73
74#endif /* _LINUX_KMEMTRACE_H */
75
diff --git a/include/trace/lockdep.h b/include/trace/lockdep.h
new file mode 100644
index 000000000000..5ca67df87f2a
--- /dev/null
+++ b/include/trace/lockdep.h
@@ -0,0 +1,9 @@
1#ifndef _TRACE_LOCKDEP_H
2#define _TRACE_LOCKDEP_H
3
4#include <linux/lockdep.h>
5#include <linux/tracepoint.h>
6
7#include <trace/lockdep_event_types.h>
8
9#endif
diff --git a/include/trace/lockdep_event_types.h b/include/trace/lockdep_event_types.h
new file mode 100644
index 000000000000..adccfcd2ec8f
--- /dev/null
+++ b/include/trace/lockdep_event_types.h
@@ -0,0 +1,44 @@
1
2#ifndef TRACE_FORMAT
3# error Do not include this file directly.
4# error Unless you know what you are doing.
5#endif
6
7#undef TRACE_SYSTEM
8#define TRACE_SYSTEM lock
9
10#ifdef CONFIG_LOCKDEP
11
12TRACE_FORMAT(lock_acquire,
13 TP_PROTO(struct lockdep_map *lock, unsigned int subclass,
14 int trylock, int read, int check,
15 struct lockdep_map *next_lock, unsigned long ip),
16 TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),
17 TP_FMT("%s%s%s", trylock ? "try " : "",
18 read ? "read " : "", lock->name)
19 );
20
21TRACE_FORMAT(lock_release,
22 TP_PROTO(struct lockdep_map *lock, int nested, unsigned long ip),
23 TP_ARGS(lock, nested, ip),
24 TP_FMT("%s", lock->name)
25 );
26
27#ifdef CONFIG_LOCK_STAT
28
29TRACE_FORMAT(lock_contended,
30 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
31 TP_ARGS(lock, ip),
32 TP_FMT("%s", lock->name)
33 );
34
35TRACE_FORMAT(lock_acquired,
36 TP_PROTO(struct lockdep_map *lock, unsigned long ip),
37 TP_ARGS(lock, ip),
38 TP_FMT("%s", lock->name)
39 );
40
41#endif
42#endif
43
44#undef TRACE_SYSTEM
diff --git a/include/trace/power.h b/include/trace/power.h
new file mode 100644
index 000000000000..ef204666e983
--- /dev/null
+++ b/include/trace/power.h
@@ -0,0 +1,32 @@
1#ifndef _TRACE_POWER_H
2#define _TRACE_POWER_H
3
4#include <linux/ktime.h>
5#include <linux/tracepoint.h>
6
7enum {
8 POWER_NONE = 0,
9 POWER_CSTATE = 1,
10 POWER_PSTATE = 2,
11};
12
13struct power_trace {
14 ktime_t stamp;
15 ktime_t end;
16 int type;
17 int state;
18};
19
20DECLARE_TRACE(power_start,
21 TP_PROTO(struct power_trace *it, unsigned int type, unsigned int state),
22 TP_ARGS(it, type, state));
23
24DECLARE_TRACE(power_mark,
25 TP_PROTO(struct power_trace *it, unsigned int type, unsigned int state),
26 TP_ARGS(it, type, state));
27
28DECLARE_TRACE(power_end,
29 TP_PROTO(struct power_trace *it),
30 TP_ARGS(it));
31
32#endif /* _TRACE_POWER_H */
diff --git a/include/trace/sched.h b/include/trace/sched.h
index 0d81098ee9fc..4e372a1a29bf 100644
--- a/include/trace/sched.h
+++ b/include/trace/sched.h
@@ -4,53 +4,6 @@
4#include <linux/sched.h> 4#include <linux/sched.h>
5#include <linux/tracepoint.h> 5#include <linux/tracepoint.h>
6 6
7DECLARE_TRACE(sched_kthread_stop, 7#include <trace/sched_event_types.h>
8 TPPROTO(struct task_struct *t),
9 TPARGS(t));
10
11DECLARE_TRACE(sched_kthread_stop_ret,
12 TPPROTO(int ret),
13 TPARGS(ret));
14
15DECLARE_TRACE(sched_wait_task,
16 TPPROTO(struct rq *rq, struct task_struct *p),
17 TPARGS(rq, p));
18
19DECLARE_TRACE(sched_wakeup,
20 TPPROTO(struct rq *rq, struct task_struct *p, int success),
21 TPARGS(rq, p, success));
22
23DECLARE_TRACE(sched_wakeup_new,
24 TPPROTO(struct rq *rq, struct task_struct *p, int success),
25 TPARGS(rq, p, success));
26
27DECLARE_TRACE(sched_switch,
28 TPPROTO(struct rq *rq, struct task_struct *prev,
29 struct task_struct *next),
30 TPARGS(rq, prev, next));
31
32DECLARE_TRACE(sched_migrate_task,
33 TPPROTO(struct task_struct *p, int orig_cpu, int dest_cpu),
34 TPARGS(p, orig_cpu, dest_cpu));
35
36DECLARE_TRACE(sched_process_free,
37 TPPROTO(struct task_struct *p),
38 TPARGS(p));
39
40DECLARE_TRACE(sched_process_exit,
41 TPPROTO(struct task_struct *p),
42 TPARGS(p));
43
44DECLARE_TRACE(sched_process_wait,
45 TPPROTO(struct pid *pid),
46 TPARGS(pid));
47
48DECLARE_TRACE(sched_process_fork,
49 TPPROTO(struct task_struct *parent, struct task_struct *child),
50 TPARGS(parent, child));
51
52DECLARE_TRACE(sched_signal_send,
53 TPPROTO(int sig, struct task_struct *p),
54 TPARGS(sig, p));
55 8
56#endif 9#endif
diff --git a/include/trace/sched_event_types.h b/include/trace/sched_event_types.h
new file mode 100644
index 000000000000..63547dc1125f
--- /dev/null
+++ b/include/trace/sched_event_types.h
@@ -0,0 +1,337 @@
1
2/* use <trace/sched.h> instead */
3#ifndef TRACE_EVENT
4# error Do not include this file directly.
5# error Unless you know what you are doing.
6#endif
7
8#undef TRACE_SYSTEM
9#define TRACE_SYSTEM sched
10
11/*
12 * Tracepoint for calling kthread_stop, performed to end a kthread:
13 */
14TRACE_EVENT(sched_kthread_stop,
15
16 TP_PROTO(struct task_struct *t),
17
18 TP_ARGS(t),
19
20 TP_STRUCT__entry(
21 __array( char, comm, TASK_COMM_LEN )
22 __field( pid_t, pid )
23 ),
24
25 TP_fast_assign(
26 memcpy(__entry->comm, t->comm, TASK_COMM_LEN);
27 __entry->pid = t->pid;
28 ),
29
30 TP_printk("task %s:%d", __entry->comm, __entry->pid)
31);
32
33/*
34 * Tracepoint for the return value of the kthread stopping:
35 */
36TRACE_EVENT(sched_kthread_stop_ret,
37
38 TP_PROTO(int ret),
39
40 TP_ARGS(ret),
41
42 TP_STRUCT__entry(
43 __field( int, ret )
44 ),
45
46 TP_fast_assign(
47 __entry->ret = ret;
48 ),
49
50 TP_printk("ret %d", __entry->ret)
51);
52
53/*
54 * Tracepoint for waiting on task to unschedule:
55 *
56 * (NOTE: the 'rq' argument is not used by generic trace events,
57 * but used by the latency tracer plugin. )
58 */
59TRACE_EVENT(sched_wait_task,
60
61 TP_PROTO(struct rq *rq, struct task_struct *p),
62
63 TP_ARGS(rq, p),
64
65 TP_STRUCT__entry(
66 __array( char, comm, TASK_COMM_LEN )
67 __field( pid_t, pid )
68 __field( int, prio )
69 ),
70
71 TP_fast_assign(
72 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
73 __entry->pid = p->pid;
74 __entry->prio = p->prio;
75 ),
76
77 TP_printk("task %s:%d [%d]",
78 __entry->comm, __entry->pid, __entry->prio)
79);
80
81/*
82 * Tracepoint for waking up a task:
83 *
84 * (NOTE: the 'rq' argument is not used by generic trace events,
85 * but used by the latency tracer plugin. )
86 */
87TRACE_EVENT(sched_wakeup,
88
89 TP_PROTO(struct rq *rq, struct task_struct *p, int success),
90
91 TP_ARGS(rq, p, success),
92
93 TP_STRUCT__entry(
94 __array( char, comm, TASK_COMM_LEN )
95 __field( pid_t, pid )
96 __field( int, prio )
97 __field( int, success )
98 ),
99
100 TP_fast_assign(
101 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
102 __entry->pid = p->pid;
103 __entry->prio = p->prio;
104 __entry->success = success;
105 ),
106
107 TP_printk("task %s:%d [%d] success=%d",
108 __entry->comm, __entry->pid, __entry->prio,
109 __entry->success)
110);
111
112/*
113 * Tracepoint for waking up a new task:
114 *
115 * (NOTE: the 'rq' argument is not used by generic trace events,
116 * but used by the latency tracer plugin. )
117 */
118TRACE_EVENT(sched_wakeup_new,
119
120 TP_PROTO(struct rq *rq, struct task_struct *p, int success),
121
122 TP_ARGS(rq, p, success),
123
124 TP_STRUCT__entry(
125 __array( char, comm, TASK_COMM_LEN )
126 __field( pid_t, pid )
127 __field( int, prio )
128 __field( int, success )
129 ),
130
131 TP_fast_assign(
132 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
133 __entry->pid = p->pid;
134 __entry->prio = p->prio;
135 __entry->success = success;
136 ),
137
138 TP_printk("task %s:%d [%d] success=%d",
139 __entry->comm, __entry->pid, __entry->prio,
140 __entry->success)
141);
142
143/*
144 * Tracepoint for task switches, performed by the scheduler:
145 *
146 * (NOTE: the 'rq' argument is not used by generic trace events,
147 * but used by the latency tracer plugin. )
148 */
149TRACE_EVENT(sched_switch,
150
151 TP_PROTO(struct rq *rq, struct task_struct *prev,
152 struct task_struct *next),
153
154 TP_ARGS(rq, prev, next),
155
156 TP_STRUCT__entry(
157 __array( char, prev_comm, TASK_COMM_LEN )
158 __field( pid_t, prev_pid )
159 __field( int, prev_prio )
160 __array( char, next_comm, TASK_COMM_LEN )
161 __field( pid_t, next_pid )
162 __field( int, next_prio )
163 ),
164
165 TP_fast_assign(
166 memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
167 __entry->prev_pid = prev->pid;
168 __entry->prev_prio = prev->prio;
169 memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
170 __entry->next_pid = next->pid;
171 __entry->next_prio = next->prio;
172 ),
173
174 TP_printk("task %s:%d [%d] ==> %s:%d [%d]",
175 __entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
176 __entry->next_comm, __entry->next_pid, __entry->next_prio)
177);
178
179/*
180 * Tracepoint for a task being migrated:
181 */
182TRACE_EVENT(sched_migrate_task,
183
184 TP_PROTO(struct task_struct *p, int orig_cpu, int dest_cpu),
185
186 TP_ARGS(p, orig_cpu, dest_cpu),
187
188 TP_STRUCT__entry(
189 __array( char, comm, TASK_COMM_LEN )
190 __field( pid_t, pid )
191 __field( int, prio )
192 __field( int, orig_cpu )
193 __field( int, dest_cpu )
194 ),
195
196 TP_fast_assign(
197 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
198 __entry->pid = p->pid;
199 __entry->prio = p->prio;
200 __entry->orig_cpu = orig_cpu;
201 __entry->dest_cpu = dest_cpu;
202 ),
203
204 TP_printk("task %s:%d [%d] from: %d to: %d",
205 __entry->comm, __entry->pid, __entry->prio,
206 __entry->orig_cpu, __entry->dest_cpu)
207);
208
209/*
210 * Tracepoint for freeing a task:
211 */
212TRACE_EVENT(sched_process_free,
213
214 TP_PROTO(struct task_struct *p),
215
216 TP_ARGS(p),
217
218 TP_STRUCT__entry(
219 __array( char, comm, TASK_COMM_LEN )
220 __field( pid_t, pid )
221 __field( int, prio )
222 ),
223
224 TP_fast_assign(
225 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
226 __entry->pid = p->pid;
227 __entry->prio = p->prio;
228 ),
229
230 TP_printk("task %s:%d [%d]",
231 __entry->comm, __entry->pid, __entry->prio)
232);
233
234/*
235 * Tracepoint for a task exiting:
236 */
237TRACE_EVENT(sched_process_exit,
238
239 TP_PROTO(struct task_struct *p),
240
241 TP_ARGS(p),
242
243 TP_STRUCT__entry(
244 __array( char, comm, TASK_COMM_LEN )
245 __field( pid_t, pid )
246 __field( int, prio )
247 ),
248
249 TP_fast_assign(
250 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
251 __entry->pid = p->pid;
252 __entry->prio = p->prio;
253 ),
254
255 TP_printk("task %s:%d [%d]",
256 __entry->comm, __entry->pid, __entry->prio)
257);
258
259/*
260 * Tracepoint for a waiting task:
261 */
262TRACE_EVENT(sched_process_wait,
263
264 TP_PROTO(struct pid *pid),
265
266 TP_ARGS(pid),
267
268 TP_STRUCT__entry(
269 __array( char, comm, TASK_COMM_LEN )
270 __field( pid_t, pid )
271 __field( int, prio )
272 ),
273
274 TP_fast_assign(
275 memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
276 __entry->pid = pid_nr(pid);
277 __entry->prio = current->prio;
278 ),
279
280 TP_printk("task %s:%d [%d]",
281 __entry->comm, __entry->pid, __entry->prio)
282);
283
284/*
285 * Tracepoint for do_fork:
286 */
287TRACE_EVENT(sched_process_fork,
288
289 TP_PROTO(struct task_struct *parent, struct task_struct *child),
290
291 TP_ARGS(parent, child),
292
293 TP_STRUCT__entry(
294 __array( char, parent_comm, TASK_COMM_LEN )
295 __field( pid_t, parent_pid )
296 __array( char, child_comm, TASK_COMM_LEN )
297 __field( pid_t, child_pid )
298 ),
299
300 TP_fast_assign(
301 memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);
302 __entry->parent_pid = parent->pid;
303 memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);
304 __entry->child_pid = child->pid;
305 ),
306
307 TP_printk("parent %s:%d child %s:%d",
308 __entry->parent_comm, __entry->parent_pid,
309 __entry->child_comm, __entry->child_pid)
310);
311
312/*
313 * Tracepoint for sending a signal:
314 */
315TRACE_EVENT(sched_signal_send,
316
317 TP_PROTO(int sig, struct task_struct *p),
318
319 TP_ARGS(sig, p),
320
321 TP_STRUCT__entry(
322 __field( int, sig )
323 __array( char, comm, TASK_COMM_LEN )
324 __field( pid_t, pid )
325 ),
326
327 TP_fast_assign(
328 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
329 __entry->pid = p->pid;
330 __entry->sig = sig;
331 ),
332
333 TP_printk("sig: %d task %s:%d",
334 __entry->sig, __entry->comm, __entry->pid)
335);
336
337#undef TRACE_SYSTEM
diff --git a/include/trace/skb.h b/include/trace/skb.h
new file mode 100644
index 000000000000..b66206d9be72
--- /dev/null
+++ b/include/trace/skb.h
@@ -0,0 +1,11 @@
1#ifndef _TRACE_SKB_H_
2#define _TRACE_SKB_H_
3
4#include <linux/skbuff.h>
5#include <linux/tracepoint.h>
6
7DECLARE_TRACE(kfree_skb,
8 TP_PROTO(struct sk_buff *skb, void *location),
9 TP_ARGS(skb, location));
10
11#endif
diff --git a/include/trace/trace_event_types.h b/include/trace/trace_event_types.h
new file mode 100644
index 000000000000..df56f5694be6
--- /dev/null
+++ b/include/trace/trace_event_types.h
@@ -0,0 +1,5 @@
1/* trace/<type>_event_types.h here */
2
3#include <trace/sched_event_types.h>
4#include <trace/irq_event_types.h>
5#include <trace/lockdep_event_types.h>
diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h
new file mode 100644
index 000000000000..fd13750ca4ba
--- /dev/null
+++ b/include/trace/trace_events.h
@@ -0,0 +1,5 @@
1/* trace/<type>.h here */
2
3#include <trace/sched.h>
4#include <trace/irq.h>
5#include <trace/lockdep.h>
diff --git a/include/trace/workqueue.h b/include/trace/workqueue.h
new file mode 100644
index 000000000000..7626523deeba
--- /dev/null
+++ b/include/trace/workqueue.h
@@ -0,0 +1,25 @@
1#ifndef __TRACE_WORKQUEUE_H
2#define __TRACE_WORKQUEUE_H
3
4#include <linux/tracepoint.h>
5#include <linux/workqueue.h>
6#include <linux/sched.h>
7
8DECLARE_TRACE(workqueue_insertion,
9 TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
10 TP_ARGS(wq_thread, work));
11
12DECLARE_TRACE(workqueue_execution,
13 TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
14 TP_ARGS(wq_thread, work));
15
16/* Trace the creation of one workqueue thread on a cpu */
17DECLARE_TRACE(workqueue_creation,
18 TP_PROTO(struct task_struct *wq_thread, int cpu),
19 TP_ARGS(wq_thread, cpu));
20
21DECLARE_TRACE(workqueue_destruction,
22 TP_PROTO(struct task_struct *wq_thread),
23 TP_ARGS(wq_thread));
24
25#endif /* __TRACE_WORKQUEUE_H */
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-17 06:35:20 -0500