xref: /linux/tools/perf/tests/hists_common.h (revision 498495dba268b20e8eadd7fe93c140c68b6cc9d2)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_TESTS__HISTS_COMMON_H__
3 #define __PERF_TESTS__HISTS_COMMON_H__
4 
5 struct machine;
6 struct machines;
7 
8 #define FAKE_PID_PERF1  100
9 #define FAKE_PID_PERF2  200
10 #define FAKE_PID_BASH   300
11 
12 #define FAKE_MAP_PERF    0x400000
13 #define FAKE_MAP_BASH    0x400000
14 #define FAKE_MAP_LIBC    0x500000
15 #define FAKE_MAP_KERNEL  0xf00000
16 #define FAKE_MAP_LENGTH  0x100000
17 
18 #define FAKE_SYM_OFFSET1  700
19 #define FAKE_SYM_OFFSET2  800
20 #define FAKE_SYM_OFFSET3  900
21 #define FAKE_SYM_LENGTH   100
22 
23 #define FAKE_IP_PERF_MAIN  FAKE_MAP_PERF + FAKE_SYM_OFFSET1
24 #define FAKE_IP_PERF_RUN_COMMAND  FAKE_MAP_PERF + FAKE_SYM_OFFSET2
25 #define FAKE_IP_PERF_CMD_RECORD  FAKE_MAP_PERF + FAKE_SYM_OFFSET3
26 #define FAKE_IP_BASH_MAIN  FAKE_MAP_BASH + FAKE_SYM_OFFSET1
27 #define FAKE_IP_BASH_XMALLOC  FAKE_MAP_BASH + FAKE_SYM_OFFSET2
28 #define FAKE_IP_BASH_XFREE  FAKE_MAP_BASH + FAKE_SYM_OFFSET3
29 #define FAKE_IP_LIBC_MALLOC  FAKE_MAP_LIBC + FAKE_SYM_OFFSET1
30 #define FAKE_IP_LIBC_FREE  FAKE_MAP_LIBC + FAKE_SYM_OFFSET2
31 #define FAKE_IP_LIBC_REALLOC  FAKE_MAP_LIBC + FAKE_SYM_OFFSET3
32 #define FAKE_IP_KERNEL_SCHEDULE  FAKE_MAP_KERNEL + FAKE_SYM_OFFSET1
33 #define FAKE_IP_KERNEL_PAGE_FAULT  FAKE_MAP_KERNEL + FAKE_SYM_OFFSET2
34 #define FAKE_IP_KERNEL_SYS_PERF_EVENT_OPEN  FAKE_MAP_KERNEL + FAKE_SYM_OFFSET3
35 
36 /*
37  * The setup_fake_machine() provides a test environment which consists
38  * of 3 processes that have 3 mappings and in turn, have 3 symbols
39  * respectively.  See below table:
40  *
41  * Command:  Pid  Shared Object               Symbol
42  * .............  .............  ...................
43  *    perf:  100           perf  main
44  *    perf:  100           perf  run_command
45  *    perf:  100           perf  cmd_record
46  *    perf:  100           libc  malloc
47  *    perf:  100           libc  free
48  *    perf:  100           libc  realloc
49  *    perf:  100       [kernel]  schedule
50  *    perf:  100       [kernel]  page_fault
51  *    perf:  100       [kernel]  sys_perf_event_open
52  *    perf:  200           perf  main
53  *    perf:  200           perf  run_command
54  *    perf:  200           perf  cmd_record
55  *    perf:  200           libc  malloc
56  *    perf:  200           libc  free
57  *    perf:  200           libc  realloc
58  *    perf:  200       [kernel]  schedule
59  *    perf:  200       [kernel]  page_fault
60  *    perf:  200       [kernel]  sys_perf_event_open
61  *    bash:  300           bash  main
62  *    bash:  300           bash  xmalloc
63  *    bash:  300           bash  xfree
64  *    bash:  300           libc  malloc
65  *    bash:  300           libc  free
66  *    bash:  300           libc  realloc
67  *    bash:  300       [kernel]  schedule
68  *    bash:  300       [kernel]  page_fault
69  *    bash:  300       [kernel]  sys_perf_event_open
70  */
71 struct machine *setup_fake_machine(struct machines *machines);
72 
73 void print_hists_in(struct hists *hists);
74 void print_hists_out(struct hists *hists);
75 
76 #endif /* __PERF_TESTS__HISTS_COMMON_H__ */
77