1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM exceptions
#if !defined(_TRACE_PAGE_FAULT_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_PAGE_FAULT_H
#include <linux/tracepoint.h>
#include <asm/trace/common.h>
extern int trace_pagefault_reg(void);
extern void trace_pagefault_unreg(void);
DECLARE_EVENT_CLASS(x86_exceptions,
TP_PROTO(unsigned long address, struct pt_regs *regs,
unsigned long error_code),
TP_ARGS(address, regs, error_code),
TP_STRUCT__entry(
__field( unsigned long, address )
__field( unsigned long, ip )
__field( unsigned long, error_code )
),
TP_fast_assign(
__entry->address = address;
__entry->ip = regs->ip;
__entry->error_code = error_code;
),
TP_printk("address=%pf ip=%pf error_code=0x%lx",
(void *)__entry->address, (void *)__entry->ip,
__entry->error_code) );
#define DEFINE_PAGE_FAULT_EVENT(name) \
DEFINE_EVENT_FN(x86_exceptions, name, \
TP_PROTO(unsigned long address, struct pt_regs *regs, \
unsigned long error_code), \
TP_ARGS(address, regs, error_code), \
trace_pagefault_reg, trace_pagefault_unreg);
DEFINE_PAGE_FAULT_EVENT(page_fault_user);
DEFINE_PAGE_FAULT_EVENT(page_fault_kernel);
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE exceptions
#endif /* _TRACE_PAGE_FAULT_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
|
