Commit | Line | Data |
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a1645ce1 ZY |
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 | #include <sys/prctl.h> | |
17 | ||
18 | #include <semaphore.h> | |
19 | #include <pthread.h> | |
20 | #include <math.h> | |
21 | ||
edb7c60e | 22 | static const char *file_name; |
a1645ce1 ZY |
23 | static char name_buffer[256]; |
24 | ||
8035458f ACM |
25 | bool perf_host = 1; |
26 | bool perf_guest; | |
a1645ce1 ZY |
27 | |
28 | static const char * const kvm_usage[] = { | |
29 | "perf kvm [<options>] {top|record|report|diff|buildid-list}", | |
30 | NULL | |
31 | }; | |
32 | ||
33 | static const struct option kvm_options[] = { | |
34 | OPT_STRING('i', "input", &file_name, "file", | |
35 | "Input file name"), | |
36 | OPT_STRING('o', "output", &file_name, "file", | |
37 | "Output file name"), | |
38 | OPT_BOOLEAN(0, "guest", &perf_guest, | |
39 | "Collect guest os data"), | |
40 | OPT_BOOLEAN(0, "host", &perf_host, | |
9e183426 | 41 | "Collect host os data"), |
a1645ce1 ZY |
42 | OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory", |
43 | "guest mount directory under which every guest os" | |
44 | " instance has a subdir"), | |
45 | OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name, | |
46 | "file", "file saving guest os vmlinux"), | |
47 | OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms, | |
48 | "file", "file saving guest os /proc/kallsyms"), | |
49 | OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules, | |
50 | "file", "file saving guest os /proc/modules"), | |
51 | OPT_END() | |
52 | }; | |
53 | ||
54 | static int __cmd_record(int argc, const char **argv) | |
55 | { | |
56 | int rec_argc, i = 0, j; | |
57 | const char **rec_argv; | |
58 | ||
59 | rec_argc = argc + 2; | |
60 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
61 | rec_argv[i++] = strdup("record"); | |
62 | rec_argv[i++] = strdup("-o"); | |
63 | rec_argv[i++] = strdup(file_name); | |
64 | for (j = 1; j < argc; j++, i++) | |
65 | rec_argv[i] = argv[j]; | |
66 | ||
67 | BUG_ON(i != rec_argc); | |
68 | ||
69 | return cmd_record(i, rec_argv, NULL); | |
70 | } | |
71 | ||
72 | static int __cmd_report(int argc, const char **argv) | |
73 | { | |
74 | int rec_argc, i = 0, j; | |
75 | const char **rec_argv; | |
76 | ||
77 | rec_argc = argc + 2; | |
78 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
79 | rec_argv[i++] = strdup("report"); | |
80 | rec_argv[i++] = strdup("-i"); | |
81 | rec_argv[i++] = strdup(file_name); | |
82 | for (j = 1; j < argc; j++, i++) | |
83 | rec_argv[i] = argv[j]; | |
84 | ||
85 | BUG_ON(i != rec_argc); | |
86 | ||
87 | return cmd_report(i, rec_argv, NULL); | |
88 | } | |
89 | ||
90 | static int __cmd_buildid_list(int argc, const char **argv) | |
91 | { | |
92 | int rec_argc, i = 0, j; | |
93 | const char **rec_argv; | |
94 | ||
95 | rec_argc = argc + 2; | |
96 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
97 | rec_argv[i++] = strdup("buildid-list"); | |
98 | rec_argv[i++] = strdup("-i"); | |
99 | rec_argv[i++] = strdup(file_name); | |
100 | for (j = 1; j < argc; j++, i++) | |
101 | rec_argv[i] = argv[j]; | |
102 | ||
103 | BUG_ON(i != rec_argc); | |
104 | ||
105 | return cmd_buildid_list(i, rec_argv, NULL); | |
106 | } | |
107 | ||
108 | int cmd_kvm(int argc, const char **argv, const char *prefix __used) | |
109 | { | |
110 | perf_host = perf_guest = 0; | |
111 | ||
112 | argc = parse_options(argc, argv, kvm_options, kvm_usage, | |
113 | PARSE_OPT_STOP_AT_NON_OPTION); | |
114 | if (!argc) | |
115 | usage_with_options(kvm_usage, kvm_options); | |
116 | ||
117 | if (!perf_host) | |
118 | perf_guest = 1; | |
119 | ||
120 | if (!file_name) { | |
121 | if (perf_host && !perf_guest) | |
122 | sprintf(name_buffer, "perf.data.host"); | |
123 | else if (!perf_host && perf_guest) | |
124 | sprintf(name_buffer, "perf.data.guest"); | |
125 | else | |
126 | sprintf(name_buffer, "perf.data.kvm"); | |
127 | file_name = name_buffer; | |
128 | } | |
129 | ||
130 | if (!strncmp(argv[0], "rec", 3)) | |
131 | return __cmd_record(argc, argv); | |
132 | else if (!strncmp(argv[0], "rep", 3)) | |
133 | return __cmd_report(argc, argv); | |
134 | else if (!strncmp(argv[0], "diff", 4)) | |
135 | return cmd_diff(argc, argv, NULL); | |
136 | else if (!strncmp(argv[0], "top", 3)) | |
137 | return cmd_top(argc, argv, NULL); | |
138 | else if (!strncmp(argv[0], "buildid-list", 12)) | |
139 | return __cmd_buildid_list(argc, argv); | |
140 | else | |
141 | usage_with_options(kvm_usage, kvm_options); | |
142 | ||
143 | return 0; | |
144 | } |