blob: 40bbadee2c423e7ad0fd83fb5889b1d3faa0a67f (
plain)
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
|
/* Sysprof -- Sampling, systemwide CPU profiler
* Copyright 2004, Red Hat, Inc.
* Copyright 2004, 2005, Soeren Sandmann
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef SYSPROF_MODULE_H
#define SYSPROF_MODULE_H
typedef struct SysprofStackTrace SysprofStackTrace;
typedef struct SysprofStackInfo SysprofStackInfo;
typedef struct SysprofMmapArea SysprofMmapArea;
#define SYSPROF_N_TRACES 64
#define SYSPROF_MAX_ADDRESSES 126
struct SysprofStackTrace
{
void *kernel_stack[SYSPROF_MAX_ADDRESSES];
void *addresses[SYSPROF_MAX_ADDRESSES];
int n_kernel_words;
int n_addresses; /* note: this can be 1 if the process was compiled
* with -fomit-frame-pointer or is otherwise weird
*/
int pid; /* -1 if in kernel */
int truncated;
};
struct SysprofMmapArea
{
SysprofStackTrace traces[SYSPROF_N_TRACES];
unsigned int head;
};
#endif
|