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 | ||
a1645ce1 ZY |
25 | static const char * const kvm_usage[] = { |
26 | "perf kvm [<options>] {top|record|report|diff|buildid-list}", | |
27 | NULL | |
28 | }; | |
29 | ||
30 | static const struct option kvm_options[] = { | |
31 | OPT_STRING('i', "input", &file_name, "file", | |
32 | "Input file name"), | |
33 | OPT_STRING('o', "output", &file_name, "file", | |
34 | "Output file name"), | |
35 | OPT_BOOLEAN(0, "guest", &perf_guest, | |
36 | "Collect guest os data"), | |
37 | OPT_BOOLEAN(0, "host", &perf_host, | |
9e183426 | 38 | "Collect host os data"), |
a1645ce1 ZY |
39 | OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory", |
40 | "guest mount directory under which every guest os" | |
41 | " instance has a subdir"), | |
42 | OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name, | |
43 | "file", "file saving guest os vmlinux"), | |
44 | OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms, | |
45 | "file", "file saving guest os /proc/kallsyms"), | |
46 | OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules, | |
47 | "file", "file saving guest os /proc/modules"), | |
48 | OPT_END() | |
49 | }; | |
50 | ||
51 | static int __cmd_record(int argc, const char **argv) | |
52 | { | |
53 | int rec_argc, i = 0, j; | |
54 | const char **rec_argv; | |
55 | ||
56 | rec_argc = argc + 2; | |
57 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
58 | rec_argv[i++] = strdup("record"); | |
59 | rec_argv[i++] = strdup("-o"); | |
60 | rec_argv[i++] = strdup(file_name); | |
61 | for (j = 1; j < argc; j++, i++) | |
62 | rec_argv[i] = argv[j]; | |
63 | ||
64 | BUG_ON(i != rec_argc); | |
65 | ||
66 | return cmd_record(i, rec_argv, NULL); | |
67 | } | |
68 | ||
69 | static int __cmd_report(int argc, const char **argv) | |
70 | { | |
71 | int rec_argc, i = 0, j; | |
72 | const char **rec_argv; | |
73 | ||
74 | rec_argc = argc + 2; | |
75 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
76 | rec_argv[i++] = strdup("report"); | |
77 | rec_argv[i++] = strdup("-i"); | |
78 | rec_argv[i++] = strdup(file_name); | |
79 | for (j = 1; j < argc; j++, i++) | |
80 | rec_argv[i] = argv[j]; | |
81 | ||
82 | BUG_ON(i != rec_argc); | |
83 | ||
84 | return cmd_report(i, rec_argv, NULL); | |
85 | } | |
86 | ||
87 | static int __cmd_buildid_list(int argc, const char **argv) | |
88 | { | |
89 | int rec_argc, i = 0, j; | |
90 | const char **rec_argv; | |
91 | ||
92 | rec_argc = argc + 2; | |
93 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
94 | rec_argv[i++] = strdup("buildid-list"); | |
95 | rec_argv[i++] = strdup("-i"); | |
96 | rec_argv[i++] = strdup(file_name); | |
97 | for (j = 1; j < argc; j++, i++) | |
98 | rec_argv[i] = argv[j]; | |
99 | ||
100 | BUG_ON(i != rec_argc); | |
101 | ||
102 | return cmd_buildid_list(i, rec_argv, NULL); | |
103 | } | |
104 | ||
1d037ca1 | 105 | int cmd_kvm(int argc, const char **argv, const char *prefix __maybe_unused) |
a1645ce1 | 106 | { |
1aed2671 JR |
107 | perf_host = 0; |
108 | perf_guest = 1; | |
a1645ce1 ZY |
109 | |
110 | argc = parse_options(argc, argv, kvm_options, kvm_usage, | |
111 | PARSE_OPT_STOP_AT_NON_OPTION); | |
112 | if (!argc) | |
113 | usage_with_options(kvm_usage, kvm_options); | |
114 | ||
115 | if (!perf_host) | |
116 | perf_guest = 1; | |
117 | ||
118 | if (!file_name) { | |
119 | if (perf_host && !perf_guest) | |
120 | sprintf(name_buffer, "perf.data.host"); | |
121 | else if (!perf_host && perf_guest) | |
122 | sprintf(name_buffer, "perf.data.guest"); | |
123 | else | |
124 | sprintf(name_buffer, "perf.data.kvm"); | |
125 | file_name = name_buffer; | |
126 | } | |
127 | ||
128 | if (!strncmp(argv[0], "rec", 3)) | |
129 | return __cmd_record(argc, argv); | |
130 | else if (!strncmp(argv[0], "rep", 3)) | |
131 | return __cmd_report(argc, argv); | |
132 | else if (!strncmp(argv[0], "diff", 4)) | |
133 | return cmd_diff(argc, argv, NULL); | |
134 | else if (!strncmp(argv[0], "top", 3)) | |
135 | return cmd_top(argc, argv, NULL); | |
136 | else if (!strncmp(argv[0], "buildid-list", 12)) | |
137 | return __cmd_buildid_list(argc, argv); | |
138 | else | |
139 | usage_with_options(kvm_usage, kvm_options); | |
140 | ||
141 | return 0; | |
142 | } |