1#include "builtin.h"
2#include "perf.h"
3
4#include "util/util.h"
5#include "util/cache.h"
6#include "util/symbol.h"
7#include "util/thread.h"
8#include "util/header.h"
9#include "util/session.h"
10
11#include "util/parse-options.h"
12#include "util/trace-event.h"
13
14#include "util/debug.h"
15
16/* ANDROID_CHANGE_BEGIN */
17#ifndef __APPLE__
18#include <sys/prctl.h>
19#endif
20/* ANDROID_CHANGE_END */
21
22#include <semaphore.h>
23#include <pthread.h>
24#include <math.h>
25
26static const char		*file_name;
27static char			name_buffer[256];
28
29bool				perf_host = 1;
30bool				perf_guest;
31
32static const char * const kvm_usage[] = {
33	"perf kvm [<options>] {top|record|report|diff|buildid-list}",
34	NULL
35};
36
37static const struct option kvm_options[] = {
38	OPT_STRING('i', "input", &file_name, "file",
39		   "Input file name"),
40	OPT_STRING('o', "output", &file_name, "file",
41		   "Output file name"),
42	OPT_BOOLEAN(0, "guest", &perf_guest,
43		    "Collect guest os data"),
44	OPT_BOOLEAN(0, "host", &perf_host,
45		    "Collect guest os data"),
46	OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory",
47		   "guest mount directory under which every guest os"
48		   " instance has a subdir"),
49	OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name,
50		   "file", "file saving guest os vmlinux"),
51	OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms,
52		   "file", "file saving guest os /proc/kallsyms"),
53	OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules,
54		   "file", "file saving guest os /proc/modules"),
55	OPT_END()
56};
57
58static int __cmd_record(int argc, const char **argv)
59{
60	int rec_argc, i = 0, j;
61	const char **rec_argv;
62
63	rec_argc = argc + 2;
64	rec_argv = calloc(rec_argc + 1, sizeof(char *));
65	rec_argv[i++] = strdup("record");
66	rec_argv[i++] = strdup("-o");
67	rec_argv[i++] = strdup(file_name);
68	for (j = 1; j < argc; j++, i++)
69		rec_argv[i] = argv[j];
70
71	BUG_ON(i != rec_argc);
72
73	return cmd_record(i, rec_argv, NULL);
74}
75
76static int __cmd_report(int argc, const char **argv)
77{
78	int rec_argc, i = 0, j;
79	const char **rec_argv;
80
81	rec_argc = argc + 2;
82	rec_argv = calloc(rec_argc + 1, sizeof(char *));
83	rec_argv[i++] = strdup("report");
84	rec_argv[i++] = strdup("-i");
85	rec_argv[i++] = strdup(file_name);
86	for (j = 1; j < argc; j++, i++)
87		rec_argv[i] = argv[j];
88
89	BUG_ON(i != rec_argc);
90
91	return cmd_report(i, rec_argv, NULL);
92}
93
94static int __cmd_buildid_list(int argc, const char **argv)
95{
96	int rec_argc, i = 0, j;
97	const char **rec_argv;
98
99	rec_argc = argc + 2;
100	rec_argv = calloc(rec_argc + 1, sizeof(char *));
101	rec_argv[i++] = strdup("buildid-list");
102	rec_argv[i++] = strdup("-i");
103	rec_argv[i++] = strdup(file_name);
104	for (j = 1; j < argc; j++, i++)
105		rec_argv[i] = argv[j];
106
107	BUG_ON(i != rec_argc);
108
109	return cmd_buildid_list(i, rec_argv, NULL);
110}
111
112int cmd_kvm(int argc, const char **argv, const char *prefix __used)
113{
114	perf_host = perf_guest = 0;
115
116	argc = parse_options(argc, argv, kvm_options, kvm_usage,
117			PARSE_OPT_STOP_AT_NON_OPTION);
118	if (!argc)
119		usage_with_options(kvm_usage, kvm_options);
120
121	if (!perf_host)
122		perf_guest = 1;
123
124	if (!file_name) {
125		if (perf_host && !perf_guest)
126			sprintf(name_buffer, "perf.data.host");
127		else if (!perf_host && perf_guest)
128			sprintf(name_buffer, "perf.data.guest");
129		else
130			sprintf(name_buffer, "perf.data.kvm");
131		file_name = name_buffer;
132	}
133
134	if (!strncmp(argv[0], "rec", 3))
135		return __cmd_record(argc, argv);
136	else if (!strncmp(argv[0], "rep", 3))
137		return __cmd_report(argc, argv);
138	else if (!strncmp(argv[0], "diff", 4))
139		return cmd_diff(argc, argv, NULL);
140	else if (!strncmp(argv[0], "top", 3))
141		return cmd_top(argc, argv, NULL);
142	else if (!strncmp(argv[0], "buildid-list", 12))
143		return __cmd_buildid_list(argc, argv);
144	else
145		usage_with_options(kvm_usage, kvm_options);
146
147	return 0;
148}
149