1#ifdef CONFIG_PREEMPTIRQ_TRACEPOINTS
2
3#undef TRACE_SYSTEM
4#define TRACE_SYSTEM preemptirq
5
6#if !defined(_TRACE_PREEMPTIRQ_H) || defined(TRACE_HEADER_MULTI_READ)
7#define _TRACE_PREEMPTIRQ_H
8
9#include <linux/ktime.h>
10#include <linux/tracepoint.h>
11#include <linux/string.h>
12#include <asm/sections.h>
13
14DECLARE_EVENT_CLASS(preemptirq_template,
15
16 TP_PROTO(unsigned long ip, unsigned long parent_ip),
17
18 TP_ARGS(ip, parent_ip),
19
20 TP_STRUCT__entry(
21 __field(u32, caller_offs)
22 __field(u32, parent_offs)
23 ),
24
25 TP_fast_assign(
26 __entry->caller_offs = (u32)(ip - (unsigned long)_stext);
27 __entry->parent_offs = (u32)(parent_ip - (unsigned long)_stext);
28 ),
29
30 TP_printk("caller=%pF parent=%pF",
31 (void *)((unsigned long)(_stext) + __entry->caller_offs),
32 (void *)((unsigned long)(_stext) + __entry->parent_offs))
33);
34
35#ifdef CONFIG_TRACE_IRQFLAGS
36DEFINE_EVENT(preemptirq_template, irq_disable,
37 TP_PROTO(unsigned long ip, unsigned long parent_ip),
38 TP_ARGS(ip, parent_ip));
39
40DEFINE_EVENT(preemptirq_template, irq_enable,
41 TP_PROTO(unsigned long ip, unsigned long parent_ip),
42 TP_ARGS(ip, parent_ip));
43#else
44#define trace_irq_enable(...)
45#define trace_irq_disable(...)
46#define trace_irq_enable_rcuidle(...)
47#define trace_irq_disable_rcuidle(...)
48#endif
49
50#ifdef CONFIG_TRACE_PREEMPT_TOGGLE
51DEFINE_EVENT(preemptirq_template, preempt_disable,
52 TP_PROTO(unsigned long ip, unsigned long parent_ip),
53 TP_ARGS(ip, parent_ip));
54
55DEFINE_EVENT(preemptirq_template, preempt_enable,
56 TP_PROTO(unsigned long ip, unsigned long parent_ip),
57 TP_ARGS(ip, parent_ip));
58#else
59#define trace_preempt_enable(...)
60#define trace_preempt_disable(...)
61#define trace_preempt_enable_rcuidle(...)
62#define trace_preempt_disable_rcuidle(...)
63#endif
64
65#endif /* _TRACE_PREEMPTIRQ_H */
66
67#include <trace/define_trace.h>
68
69#else /* !CONFIG_PREEMPTIRQ_TRACEPOINTS */
70#define trace_irq_enable(...)
71#define trace_irq_disable(...)
72#define trace_irq_enable_rcuidle(...)
73#define trace_irq_disable_rcuidle(...)
74#define trace_preempt_enable(...)
75#define trace_preempt_disable(...)
76#define trace_preempt_enable_rcuidle(...)
77#define trace_preempt_disable_rcuidle(...)
78#endif
79