Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

Open Menu /include/trace/events/thp.h 
 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
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM thp

#if !defined(_TRACE_THP_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_THP_H

#include <linux/types.h>
#include <linux/tracepoint.h>

TRACE_EVENT(hugepage_invalidate,

	    TP_PROTO(unsigned long addr, unsigned long pte),
	    TP_ARGS(addr, pte),
	    TP_STRUCT__entry(
		    __field(unsigned long, addr)
		    __field(unsigned long, pte)
		    ),

	    TP_fast_assign(
		    __entry->addr = addr;
		    __entry->pte = pte;
		    ),

	    TP_printk("hugepage invalidate at addr 0x%lx and pte = 0x%lx",
		      __entry->addr, __entry->pte)
);

TRACE_EVENT(hugepage_set_pmd,

	    TP_PROTO(unsigned long addr, unsigned long pmd),
	    TP_ARGS(addr, pmd),
	    TP_STRUCT__entry(
		    __field(unsigned long, addr)
		    __field(unsigned long, pmd)
		    ),

	    TP_fast_assign(
		    __entry->addr = addr;
		    __entry->pmd = pmd;
		    ),

	    TP_printk("Set pmd with 0x%lx with 0x%lx", __entry->addr, __entry->pmd)
);


TRACE_EVENT(hugepage_update,

	    TP_PROTO(unsigned long addr, unsigned long pte, unsigned long clr, unsigned long set),
	    TP_ARGS(addr, pte, clr, set),
	    TP_STRUCT__entry(
		    __field(unsigned long, addr)
		    __field(unsigned long, pte)
		    __field(unsigned long, clr)
		    __field(unsigned long, set)
		    ),

	    TP_fast_assign(
		    __entry->addr = addr;
		    __entry->pte = pte;
		    __entry->clr = clr;
		    __entry->set = set;

		    ),

	    TP_printk("hugepage update at addr 0x%lx and pte = 0x%lx clr = 0x%lx, set = 0x%lx", __entry->addr, __entry->pte, __entry->clr, __entry->set)
);
TRACE_EVENT(hugepage_splitting,

	    TP_PROTO(unsigned long addr, unsigned long pte),
	    TP_ARGS(addr, pte),
	    TP_STRUCT__entry(
		    __field(unsigned long, addr)
		    __field(unsigned long, pte)
		    ),

	    TP_fast_assign(
		    __entry->addr = addr;
		    __entry->pte = pte;
		    ),

	    TP_printk("hugepage splitting at addr 0x%lx and pte = 0x%lx",
		      __entry->addr, __entry->pte)
);

#endif /* _TRACE_THP_H */

/* This part must be outside protection */
#include <trace/define_trace.h>