Robert Richter | 4e31902 | 2013-06-11 17:29:18 +0200 | [diff] [blame] | 1 | #include <traceevent/event-parse.h> |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 2 | #include "builtin.h" |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 3 | #include "util/color.h" |
Arnaldo Carvalho de Melo | 7c304ee0 | 2013-08-22 16:49:54 -0300 | [diff] [blame] | 4 | #include "util/debug.h" |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 5 | #include "util/evlist.h" |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 6 | #include "util/machine.h" |
| 7 | #include "util/thread.h" |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 8 | #include "util/parse-options.h" |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 9 | #include "util/strlist.h" |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 10 | #include "util/thread_map.h" |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 11 | |
| 12 | #include <libaudit.h> |
| 13 | #include <stdlib.h> |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 14 | #include <sys/mman.h> |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 15 | |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 16 | static size_t syscall_arg__scnprintf_hex(char *bf, size_t size, unsigned long arg) |
| 17 | { |
| 18 | return scnprintf(bf, size, "%#lx", arg); |
| 19 | } |
| 20 | |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 21 | #define SCA_HEX syscall_arg__scnprintf_hex |
| 22 | |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 23 | static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, unsigned long arg) |
| 24 | { |
| 25 | int printed = 0, prot = arg; |
| 26 | |
| 27 | if (prot == PROT_NONE) |
| 28 | return scnprintf(bf, size, "NONE"); |
| 29 | #define P_MMAP_PROT(n) \ |
| 30 | if (prot & PROT_##n) { \ |
| 31 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ |
| 32 | prot &= ~PROT_##n; \ |
| 33 | } |
| 34 | |
| 35 | P_MMAP_PROT(EXEC); |
| 36 | P_MMAP_PROT(READ); |
| 37 | P_MMAP_PROT(WRITE); |
| 38 | #ifdef PROT_SEM |
| 39 | P_MMAP_PROT(SEM); |
| 40 | #endif |
| 41 | P_MMAP_PROT(GROWSDOWN); |
| 42 | P_MMAP_PROT(GROWSUP); |
| 43 | #undef P_MMAP_PROT |
| 44 | |
| 45 | if (prot) |
| 46 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot); |
| 47 | |
| 48 | return printed; |
| 49 | } |
| 50 | |
| 51 | #define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot |
| 52 | |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 53 | static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size, unsigned long arg) |
| 54 | { |
| 55 | int printed = 0, flags = arg; |
| 56 | |
| 57 | #define P_MMAP_FLAG(n) \ |
| 58 | if (flags & MAP_##n) { \ |
| 59 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ |
| 60 | flags &= ~MAP_##n; \ |
| 61 | } |
| 62 | |
| 63 | P_MMAP_FLAG(SHARED); |
| 64 | P_MMAP_FLAG(PRIVATE); |
| 65 | P_MMAP_FLAG(32BIT); |
| 66 | P_MMAP_FLAG(ANONYMOUS); |
| 67 | P_MMAP_FLAG(DENYWRITE); |
| 68 | P_MMAP_FLAG(EXECUTABLE); |
| 69 | P_MMAP_FLAG(FILE); |
| 70 | P_MMAP_FLAG(FIXED); |
| 71 | P_MMAP_FLAG(GROWSDOWN); |
| 72 | P_MMAP_FLAG(HUGETLB); |
| 73 | P_MMAP_FLAG(LOCKED); |
| 74 | P_MMAP_FLAG(NONBLOCK); |
| 75 | P_MMAP_FLAG(NORESERVE); |
| 76 | P_MMAP_FLAG(POPULATE); |
| 77 | P_MMAP_FLAG(STACK); |
| 78 | #ifdef MAP_UNINITIALIZED |
| 79 | P_MMAP_FLAG(UNINITIALIZED); |
| 80 | #endif |
| 81 | #undef P_MMAP_FLAG |
| 82 | |
| 83 | if (flags) |
| 84 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); |
| 85 | |
| 86 | return printed; |
| 87 | } |
| 88 | |
| 89 | #define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags |
| 90 | |
Arnaldo Carvalho de Melo | 9e9716d | 2013-08-23 10:06:41 -0300 | [diff] [blame^] | 91 | static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, unsigned long arg) |
| 92 | { |
| 93 | int behavior = arg; |
| 94 | |
| 95 | switch (behavior) { |
| 96 | #define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n) |
| 97 | P_MADV_BHV(NORMAL); |
| 98 | P_MADV_BHV(RANDOM); |
| 99 | P_MADV_BHV(SEQUENTIAL); |
| 100 | P_MADV_BHV(WILLNEED); |
| 101 | P_MADV_BHV(DONTNEED); |
| 102 | P_MADV_BHV(REMOVE); |
| 103 | P_MADV_BHV(DONTFORK); |
| 104 | P_MADV_BHV(DOFORK); |
| 105 | P_MADV_BHV(HWPOISON); |
| 106 | #ifdef MADV_SOFT_OFFLINE |
| 107 | P_MADV_BHV(SOFT_OFFLINE); |
| 108 | #endif |
| 109 | P_MADV_BHV(MERGEABLE); |
| 110 | P_MADV_BHV(UNMERGEABLE); |
| 111 | P_MADV_BHV(HUGEPAGE); |
| 112 | P_MADV_BHV(NOHUGEPAGE); |
| 113 | #ifdef MADV_DONTDUMP |
| 114 | P_MADV_BHV(DONTDUMP); |
| 115 | #endif |
| 116 | #ifdef MADV_DODUMP |
| 117 | P_MADV_BHV(DODUMP); |
| 118 | #endif |
| 119 | #undef P_MADV_PHV |
| 120 | default: break; |
| 121 | } |
| 122 | |
| 123 | return scnprintf(bf, size, "%#x", behavior); |
| 124 | } |
| 125 | |
| 126 | #define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior |
| 127 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 128 | static struct syscall_fmt { |
| 129 | const char *name; |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 130 | const char *alias; |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 131 | size_t (*arg_scnprintf[6])(char *bf, size_t size, unsigned long arg); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 132 | bool errmsg; |
| 133 | bool timeout; |
Arnaldo Carvalho de Melo | 04b3472 | 2013-08-26 11:36:30 -0300 | [diff] [blame] | 134 | bool hexret; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 135 | } syscall_fmts[] = { |
Arnaldo Carvalho de Melo | 8b74526 | 2012-10-18 19:06:13 -0300 | [diff] [blame] | 136 | { .name = "access", .errmsg = true, }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 137 | { .name = "arch_prctl", .errmsg = true, .alias = "prctl", }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 138 | { .name = "brk", .hexret = true, |
| 139 | .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, }, |
Arnaldo Carvalho de Melo | 04b3472 | 2013-08-26 11:36:30 -0300 | [diff] [blame] | 140 | { .name = "mmap", .hexret = true, }, |
Arnaldo Carvalho de Melo | a14bb86 | 2013-07-30 16:38:23 -0300 | [diff] [blame] | 141 | { .name = "connect", .errmsg = true, }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 142 | { .name = "fstat", .errmsg = true, .alias = "newfstat", }, |
| 143 | { .name = "fstatat", .errmsg = true, .alias = "newfstatat", }, |
| 144 | { .name = "futex", .errmsg = true, }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 145 | { .name = "ioctl", .errmsg = true, |
| 146 | .arg_scnprintf = { [2] = SCA_HEX, /* arg */ }, }, |
Arnaldo Carvalho de Melo | e595968 | 2013-08-26 12:21:41 -0300 | [diff] [blame] | 147 | { .name = "lstat", .errmsg = true, .alias = "newlstat", }, |
Arnaldo Carvalho de Melo | 9e9716d | 2013-08-23 10:06:41 -0300 | [diff] [blame^] | 148 | { .name = "madvise", .errmsg = true, |
| 149 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ |
| 150 | [2] = SCA_MADV_BHV, /* behavior */ }, }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 151 | { .name = "mmap", .hexret = true, |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 152 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 153 | [2] = SCA_MMAP_PROT, /* prot */ |
| 154 | [3] = SCA_MMAP_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 155 | { .name = "mprotect", .errmsg = true, |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 156 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ |
| 157 | [2] = SCA_MMAP_PROT, /* prot */ }, }, |
| 158 | { .name = "mremap", .hexret = true, |
| 159 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ |
| 160 | [4] = SCA_HEX, /* new_addr */ }, }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 161 | { .name = "munmap", .errmsg = true, |
| 162 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, |
Arnaldo Carvalho de Melo | 8b74526 | 2012-10-18 19:06:13 -0300 | [diff] [blame] | 163 | { .name = "open", .errmsg = true, }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 164 | { .name = "poll", .errmsg = true, .timeout = true, }, |
| 165 | { .name = "ppoll", .errmsg = true, .timeout = true, }, |
Arnaldo Carvalho de Melo | e595968 | 2013-08-26 12:21:41 -0300 | [diff] [blame] | 166 | { .name = "pread", .errmsg = true, .alias = "pread64", }, |
| 167 | { .name = "pwrite", .errmsg = true, .alias = "pwrite64", }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 168 | { .name = "read", .errmsg = true, }, |
| 169 | { .name = "recvfrom", .errmsg = true, }, |
| 170 | { .name = "select", .errmsg = true, .timeout = true, }, |
Arnaldo Carvalho de Melo | 8b74526 | 2012-10-18 19:06:13 -0300 | [diff] [blame] | 171 | { .name = "socket", .errmsg = true, }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 172 | { .name = "stat", .errmsg = true, .alias = "newstat", }, |
Arnaldo Carvalho de Melo | e595968 | 2013-08-26 12:21:41 -0300 | [diff] [blame] | 173 | { .name = "uname", .errmsg = true, .alias = "newuname", }, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 174 | }; |
| 175 | |
| 176 | static int syscall_fmt__cmp(const void *name, const void *fmtp) |
| 177 | { |
| 178 | const struct syscall_fmt *fmt = fmtp; |
| 179 | return strcmp(name, fmt->name); |
| 180 | } |
| 181 | |
| 182 | static struct syscall_fmt *syscall_fmt__find(const char *name) |
| 183 | { |
| 184 | const int nmemb = ARRAY_SIZE(syscall_fmts); |
| 185 | return bsearch(name, syscall_fmts, nmemb, sizeof(struct syscall_fmt), syscall_fmt__cmp); |
| 186 | } |
| 187 | |
| 188 | struct syscall { |
| 189 | struct event_format *tp_format; |
| 190 | const char *name; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 191 | bool filtered; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 192 | struct syscall_fmt *fmt; |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 193 | size_t (**arg_scnprintf)(char *bf, size_t size, unsigned long arg); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 194 | }; |
| 195 | |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 196 | static size_t fprintf_duration(unsigned long t, FILE *fp) |
| 197 | { |
| 198 | double duration = (double)t / NSEC_PER_MSEC; |
| 199 | size_t printed = fprintf(fp, "("); |
| 200 | |
| 201 | if (duration >= 1.0) |
| 202 | printed += color_fprintf(fp, PERF_COLOR_RED, "%6.3f ms", duration); |
| 203 | else if (duration >= 0.01) |
| 204 | printed += color_fprintf(fp, PERF_COLOR_YELLOW, "%6.3f ms", duration); |
| 205 | else |
| 206 | printed += color_fprintf(fp, PERF_COLOR_NORMAL, "%6.3f ms", duration); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 207 | return printed + fprintf(fp, "): "); |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 208 | } |
| 209 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 210 | struct thread_trace { |
| 211 | u64 entry_time; |
| 212 | u64 exit_time; |
| 213 | bool entry_pending; |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 214 | unsigned long nr_events; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 215 | char *entry_str; |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 216 | double runtime_ms; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 217 | }; |
| 218 | |
| 219 | static struct thread_trace *thread_trace__new(void) |
| 220 | { |
| 221 | return zalloc(sizeof(struct thread_trace)); |
| 222 | } |
| 223 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 224 | static struct thread_trace *thread__trace(struct thread *thread, FILE *fp) |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 225 | { |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 226 | struct thread_trace *ttrace; |
| 227 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 228 | if (thread == NULL) |
| 229 | goto fail; |
| 230 | |
| 231 | if (thread->priv == NULL) |
| 232 | thread->priv = thread_trace__new(); |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 233 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 234 | if (thread->priv == NULL) |
| 235 | goto fail; |
| 236 | |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 237 | ttrace = thread->priv; |
| 238 | ++ttrace->nr_events; |
| 239 | |
| 240 | return ttrace; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 241 | fail: |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 242 | color_fprintf(fp, PERF_COLOR_RED, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 243 | "WARNING: not enough memory, dropping samples!\n"); |
| 244 | return NULL; |
| 245 | } |
| 246 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 247 | struct trace { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 248 | struct perf_tool tool; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 249 | int audit_machine; |
| 250 | struct { |
| 251 | int max; |
| 252 | struct syscall *table; |
| 253 | } syscalls; |
| 254 | struct perf_record_opts opts; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 255 | struct machine host; |
| 256 | u64 base_time; |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 257 | FILE *output; |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 258 | unsigned long nr_events; |
Arnaldo Carvalho de Melo | b059efd | 2013-08-21 12:56:21 -0300 | [diff] [blame] | 259 | struct strlist *ev_qualifier; |
| 260 | bool not_ev_qualifier; |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 261 | bool sched; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 262 | bool multiple_threads; |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 263 | double duration_filter; |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 264 | double runtime_ms; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 265 | }; |
| 266 | |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 267 | static bool trace__filter_duration(struct trace *trace, double t) |
| 268 | { |
| 269 | return t < (trace->duration_filter * NSEC_PER_MSEC); |
| 270 | } |
| 271 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 272 | static size_t trace__fprintf_tstamp(struct trace *trace, u64 tstamp, FILE *fp) |
| 273 | { |
| 274 | double ts = (double)(tstamp - trace->base_time) / NSEC_PER_MSEC; |
| 275 | |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 276 | return fprintf(fp, "%10.3f ", ts); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 277 | } |
| 278 | |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 279 | static bool done = false; |
| 280 | |
| 281 | static void sig_handler(int sig __maybe_unused) |
| 282 | { |
| 283 | done = true; |
| 284 | } |
| 285 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 286 | static size_t trace__fprintf_entry_head(struct trace *trace, struct thread *thread, |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 287 | u64 duration, u64 tstamp, FILE *fp) |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 288 | { |
| 289 | size_t printed = trace__fprintf_tstamp(trace, tstamp, fp); |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 290 | printed += fprintf_duration(duration, fp); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 291 | |
| 292 | if (trace->multiple_threads) |
Adrian Hunter | 3805123 | 2013-07-04 16:20:31 +0300 | [diff] [blame] | 293 | printed += fprintf(fp, "%d ", thread->tid); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 294 | |
| 295 | return printed; |
| 296 | } |
| 297 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 298 | static int trace__process_event(struct trace *trace, struct machine *machine, |
| 299 | union perf_event *event) |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 300 | { |
| 301 | int ret = 0; |
| 302 | |
| 303 | switch (event->header.type) { |
| 304 | case PERF_RECORD_LOST: |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 305 | color_fprintf(trace->output, PERF_COLOR_RED, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 306 | "LOST %" PRIu64 " events!\n", event->lost.lost); |
| 307 | ret = machine__process_lost_event(machine, event); |
| 308 | default: |
| 309 | ret = machine__process_event(machine, event); |
| 310 | break; |
| 311 | } |
| 312 | |
| 313 | return ret; |
| 314 | } |
| 315 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 316 | static int trace__tool_process(struct perf_tool *tool, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 317 | union perf_event *event, |
| 318 | struct perf_sample *sample __maybe_unused, |
| 319 | struct machine *machine) |
| 320 | { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 321 | struct trace *trace = container_of(tool, struct trace, tool); |
| 322 | return trace__process_event(trace, machine, event); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 323 | } |
| 324 | |
| 325 | static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist) |
| 326 | { |
| 327 | int err = symbol__init(); |
| 328 | |
| 329 | if (err) |
| 330 | return err; |
| 331 | |
| 332 | machine__init(&trace->host, "", HOST_KERNEL_ID); |
| 333 | machine__create_kernel_maps(&trace->host); |
| 334 | |
| 335 | if (perf_target__has_task(&trace->opts.target)) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 336 | err = perf_event__synthesize_thread_map(&trace->tool, evlist->threads, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 337 | trace__tool_process, |
| 338 | &trace->host); |
| 339 | } else { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 340 | err = perf_event__synthesize_threads(&trace->tool, trace__tool_process, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 341 | &trace->host); |
| 342 | } |
| 343 | |
| 344 | if (err) |
| 345 | symbol__exit(); |
| 346 | |
| 347 | return err; |
| 348 | } |
| 349 | |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 350 | static int syscall__set_arg_fmts(struct syscall *sc) |
| 351 | { |
| 352 | struct format_field *field; |
| 353 | int idx = 0; |
| 354 | |
| 355 | sc->arg_scnprintf = calloc(sc->tp_format->format.nr_fields - 1, sizeof(void *)); |
| 356 | if (sc->arg_scnprintf == NULL) |
| 357 | return -1; |
| 358 | |
| 359 | for (field = sc->tp_format->format.fields->next; field; field = field->next) { |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 360 | if (sc->fmt && sc->fmt->arg_scnprintf[idx]) |
| 361 | sc->arg_scnprintf[idx] = sc->fmt->arg_scnprintf[idx]; |
| 362 | else if (field->flags & FIELD_IS_POINTER) |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 363 | sc->arg_scnprintf[idx] = syscall_arg__scnprintf_hex; |
| 364 | ++idx; |
| 365 | } |
| 366 | |
| 367 | return 0; |
| 368 | } |
| 369 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 370 | static int trace__read_syscall_info(struct trace *trace, int id) |
| 371 | { |
| 372 | char tp_name[128]; |
| 373 | struct syscall *sc; |
Arnaldo Carvalho de Melo | 3a53126 | 2012-10-20 12:39:03 -0300 | [diff] [blame] | 374 | const char *name = audit_syscall_to_name(id, trace->audit_machine); |
| 375 | |
| 376 | if (name == NULL) |
| 377 | return -1; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 378 | |
| 379 | if (id > trace->syscalls.max) { |
| 380 | struct syscall *nsyscalls = realloc(trace->syscalls.table, (id + 1) * sizeof(*sc)); |
| 381 | |
| 382 | if (nsyscalls == NULL) |
| 383 | return -1; |
| 384 | |
| 385 | if (trace->syscalls.max != -1) { |
| 386 | memset(nsyscalls + trace->syscalls.max + 1, 0, |
| 387 | (id - trace->syscalls.max) * sizeof(*sc)); |
| 388 | } else { |
| 389 | memset(nsyscalls, 0, (id + 1) * sizeof(*sc)); |
| 390 | } |
| 391 | |
| 392 | trace->syscalls.table = nsyscalls; |
| 393 | trace->syscalls.max = id; |
| 394 | } |
| 395 | |
| 396 | sc = trace->syscalls.table + id; |
Arnaldo Carvalho de Melo | 3a53126 | 2012-10-20 12:39:03 -0300 | [diff] [blame] | 397 | sc->name = name; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 398 | |
Arnaldo Carvalho de Melo | b059efd | 2013-08-21 12:56:21 -0300 | [diff] [blame] | 399 | if (trace->ev_qualifier) { |
| 400 | bool in = strlist__find(trace->ev_qualifier, name) != NULL; |
| 401 | |
| 402 | if (!(in ^ trace->not_ev_qualifier)) { |
| 403 | sc->filtered = true; |
| 404 | /* |
| 405 | * No need to do read tracepoint information since this will be |
| 406 | * filtered out. |
| 407 | */ |
| 408 | return 0; |
| 409 | } |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 410 | } |
| 411 | |
Arnaldo Carvalho de Melo | 3a53126 | 2012-10-20 12:39:03 -0300 | [diff] [blame] | 412 | sc->fmt = syscall_fmt__find(sc->name); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 413 | |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 414 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->name); |
| 415 | sc->tp_format = event_format__new("syscalls", tp_name); |
| 416 | |
| 417 | if (sc->tp_format == NULL && sc->fmt && sc->fmt->alias) { |
| 418 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->fmt->alias); |
| 419 | sc->tp_format = event_format__new("syscalls", tp_name); |
| 420 | } |
| 421 | |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 422 | if (sc->tp_format == NULL) |
| 423 | return -1; |
| 424 | |
| 425 | return syscall__set_arg_fmts(sc); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 426 | } |
| 427 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 428 | static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size, |
| 429 | unsigned long *args) |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 430 | { |
| 431 | int i = 0; |
| 432 | size_t printed = 0; |
| 433 | |
| 434 | if (sc->tp_format != NULL) { |
| 435 | struct format_field *field; |
| 436 | |
| 437 | for (field = sc->tp_format->format.fields->next; field; field = field->next) { |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 438 | printed += scnprintf(bf + printed, size - printed, |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 439 | "%s%s: ", printed ? ", " : "", field->name); |
| 440 | |
| 441 | if (sc->arg_scnprintf && sc->arg_scnprintf[i]) |
| 442 | printed += sc->arg_scnprintf[i](bf + printed, size - printed, args[i]); |
| 443 | else |
| 444 | printed += scnprintf(bf + printed, size - printed, |
| 445 | "%ld", args[i]); |
| 446 | ++i; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 447 | } |
| 448 | } else { |
| 449 | while (i < 6) { |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 450 | printed += scnprintf(bf + printed, size - printed, |
| 451 | "%sarg%d: %ld", |
| 452 | printed ? ", " : "", i, args[i]); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 453 | ++i; |
| 454 | } |
| 455 | } |
| 456 | |
| 457 | return printed; |
| 458 | } |
| 459 | |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 460 | typedef int (*tracepoint_handler)(struct trace *trace, struct perf_evsel *evsel, |
| 461 | struct perf_sample *sample); |
| 462 | |
| 463 | static struct syscall *trace__syscall_info(struct trace *trace, |
| 464 | struct perf_evsel *evsel, |
| 465 | struct perf_sample *sample) |
| 466 | { |
| 467 | int id = perf_evsel__intval(evsel, sample, "id"); |
| 468 | |
| 469 | if (id < 0) { |
Arnaldo Carvalho de Melo | adaa18b | 2013-08-22 17:55:25 -0300 | [diff] [blame] | 470 | |
| 471 | /* |
| 472 | * XXX: Noticed on x86_64, reproduced as far back as 3.0.36, haven't tried |
| 473 | * before that, leaving at a higher verbosity level till that is |
| 474 | * explained. Reproduced with plain ftrace with: |
| 475 | * |
| 476 | * echo 1 > /t/events/raw_syscalls/sys_exit/enable |
| 477 | * grep "NR -1 " /t/trace_pipe |
| 478 | * |
| 479 | * After generating some load on the machine. |
| 480 | */ |
| 481 | if (verbose > 1) { |
| 482 | static u64 n; |
| 483 | fprintf(trace->output, "Invalid syscall %d id, skipping (%s, %" PRIu64 ") ...\n", |
| 484 | id, perf_evsel__name(evsel), ++n); |
| 485 | } |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 486 | return NULL; |
| 487 | } |
| 488 | |
| 489 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL) && |
| 490 | trace__read_syscall_info(trace, id)) |
| 491 | goto out_cant_read; |
| 492 | |
| 493 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL)) |
| 494 | goto out_cant_read; |
| 495 | |
| 496 | return &trace->syscalls.table[id]; |
| 497 | |
| 498 | out_cant_read: |
Arnaldo Carvalho de Melo | 7c304ee0 | 2013-08-22 16:49:54 -0300 | [diff] [blame] | 499 | if (verbose) { |
| 500 | fprintf(trace->output, "Problems reading syscall %d", id); |
| 501 | if (id <= trace->syscalls.max && trace->syscalls.table[id].name != NULL) |
| 502 | fprintf(trace->output, "(%s)", trace->syscalls.table[id].name); |
| 503 | fputs(" information\n", trace->output); |
| 504 | } |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 505 | return NULL; |
| 506 | } |
| 507 | |
| 508 | static int trace__sys_enter(struct trace *trace, struct perf_evsel *evsel, |
| 509 | struct perf_sample *sample) |
| 510 | { |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 511 | char *msg; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 512 | void *args; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 513 | size_t printed = 0; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 514 | struct thread *thread; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 515 | struct syscall *sc = trace__syscall_info(trace, evsel, sample); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 516 | struct thread_trace *ttrace; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 517 | |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 518 | if (sc == NULL) |
| 519 | return -1; |
| 520 | |
| 521 | if (sc->filtered) |
| 522 | return 0; |
| 523 | |
| 524 | thread = machine__findnew_thread(&trace->host, sample->tid); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 525 | ttrace = thread__trace(thread, trace->output); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 526 | if (ttrace == NULL) |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 527 | return -1; |
| 528 | |
| 529 | args = perf_evsel__rawptr(evsel, sample, "args"); |
| 530 | if (args == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 531 | fprintf(trace->output, "Problems reading syscall arguments\n"); |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 532 | return -1; |
| 533 | } |
| 534 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 535 | ttrace = thread->priv; |
| 536 | |
| 537 | if (ttrace->entry_str == NULL) { |
| 538 | ttrace->entry_str = malloc(1024); |
| 539 | if (!ttrace->entry_str) |
| 540 | return -1; |
| 541 | } |
| 542 | |
| 543 | ttrace->entry_time = sample->time; |
| 544 | msg = ttrace->entry_str; |
| 545 | printed += scnprintf(msg + printed, 1024 - printed, "%s(", sc->name); |
| 546 | |
| 547 | printed += syscall__scnprintf_args(sc, msg + printed, 1024 - printed, args); |
| 548 | |
| 549 | if (!strcmp(sc->name, "exit_group") || !strcmp(sc->name, "exit")) { |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 550 | if (!trace->duration_filter) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 551 | trace__fprintf_entry_head(trace, thread, 1, sample->time, trace->output); |
| 552 | fprintf(trace->output, "%-70s\n", ttrace->entry_str); |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 553 | } |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 554 | } else |
| 555 | ttrace->entry_pending = true; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 556 | |
| 557 | return 0; |
| 558 | } |
| 559 | |
| 560 | static int trace__sys_exit(struct trace *trace, struct perf_evsel *evsel, |
| 561 | struct perf_sample *sample) |
| 562 | { |
| 563 | int ret; |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 564 | u64 duration = 0; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 565 | struct thread *thread; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 566 | struct syscall *sc = trace__syscall_info(trace, evsel, sample); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 567 | struct thread_trace *ttrace; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 568 | |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 569 | if (sc == NULL) |
| 570 | return -1; |
| 571 | |
| 572 | if (sc->filtered) |
| 573 | return 0; |
| 574 | |
| 575 | thread = machine__findnew_thread(&trace->host, sample->tid); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 576 | ttrace = thread__trace(thread, trace->output); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 577 | if (ttrace == NULL) |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 578 | return -1; |
| 579 | |
| 580 | ret = perf_evsel__intval(evsel, sample, "ret"); |
| 581 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 582 | ttrace = thread->priv; |
| 583 | |
| 584 | ttrace->exit_time = sample->time; |
| 585 | |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 586 | if (ttrace->entry_time) { |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 587 | duration = sample->time - ttrace->entry_time; |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 588 | if (trace__filter_duration(trace, duration)) |
| 589 | goto out; |
| 590 | } else if (trace->duration_filter) |
| 591 | goto out; |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 592 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 593 | trace__fprintf_entry_head(trace, thread, duration, sample->time, trace->output); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 594 | |
| 595 | if (ttrace->entry_pending) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 596 | fprintf(trace->output, "%-70s", ttrace->entry_str); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 597 | } else { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 598 | fprintf(trace->output, " ... ["); |
| 599 | color_fprintf(trace->output, PERF_COLOR_YELLOW, "continued"); |
| 600 | fprintf(trace->output, "]: %s()", sc->name); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 601 | } |
| 602 | |
Arnaldo Carvalho de Melo | da3c9a4 | 2013-08-26 11:28:34 -0300 | [diff] [blame] | 603 | if (sc->fmt == NULL) { |
| 604 | signed_print: |
| 605 | fprintf(trace->output, ") = %d", ret); |
| 606 | } else if (ret < 0 && sc->fmt->errmsg) { |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 607 | char bf[256]; |
| 608 | const char *emsg = strerror_r(-ret, bf, sizeof(bf)), |
| 609 | *e = audit_errno_to_name(-ret); |
| 610 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 611 | fprintf(trace->output, ") = -1 %s %s", e, emsg); |
Arnaldo Carvalho de Melo | da3c9a4 | 2013-08-26 11:28:34 -0300 | [diff] [blame] | 612 | } else if (ret == 0 && sc->fmt->timeout) |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 613 | fprintf(trace->output, ") = 0 Timeout"); |
Arnaldo Carvalho de Melo | 04b3472 | 2013-08-26 11:36:30 -0300 | [diff] [blame] | 614 | else if (sc->fmt->hexret) |
| 615 | fprintf(trace->output, ") = %#x", ret); |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 616 | else |
Arnaldo Carvalho de Melo | da3c9a4 | 2013-08-26 11:28:34 -0300 | [diff] [blame] | 617 | goto signed_print; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 618 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 619 | fputc('\n', trace->output); |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 620 | out: |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 621 | ttrace->entry_pending = false; |
| 622 | |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 623 | return 0; |
| 624 | } |
| 625 | |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 626 | static int trace__sched_stat_runtime(struct trace *trace, struct perf_evsel *evsel, |
| 627 | struct perf_sample *sample) |
| 628 | { |
| 629 | u64 runtime = perf_evsel__intval(evsel, sample, "runtime"); |
| 630 | double runtime_ms = (double)runtime / NSEC_PER_MSEC; |
| 631 | struct thread *thread = machine__findnew_thread(&trace->host, sample->tid); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 632 | struct thread_trace *ttrace = thread__trace(thread, trace->output); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 633 | |
| 634 | if (ttrace == NULL) |
| 635 | goto out_dump; |
| 636 | |
| 637 | ttrace->runtime_ms += runtime_ms; |
| 638 | trace->runtime_ms += runtime_ms; |
| 639 | return 0; |
| 640 | |
| 641 | out_dump: |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 642 | fprintf(trace->output, "%s: comm=%s,pid=%u,runtime=%" PRIu64 ",vruntime=%" PRIu64 ")\n", |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 643 | evsel->name, |
| 644 | perf_evsel__strval(evsel, sample, "comm"), |
| 645 | (pid_t)perf_evsel__intval(evsel, sample, "pid"), |
| 646 | runtime, |
| 647 | perf_evsel__intval(evsel, sample, "vruntime")); |
| 648 | return 0; |
| 649 | } |
| 650 | |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 651 | static int trace__run(struct trace *trace, int argc, const char **argv) |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 652 | { |
Namhyung Kim | 334fe7a | 2013-03-11 16:43:12 +0900 | [diff] [blame] | 653 | struct perf_evlist *evlist = perf_evlist__new(); |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 654 | struct perf_evsel *evsel; |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 655 | int err = -1, i; |
| 656 | unsigned long before; |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 657 | const bool forks = argc > 0; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 658 | |
| 659 | if (evlist == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 660 | fprintf(trace->output, "Not enough memory to run!\n"); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 661 | goto out; |
| 662 | } |
| 663 | |
Arnaldo Carvalho de Melo | 39876e7 | 2012-10-03 11:40:22 -0300 | [diff] [blame] | 664 | if (perf_evlist__add_newtp(evlist, "raw_syscalls", "sys_enter", trace__sys_enter) || |
| 665 | perf_evlist__add_newtp(evlist, "raw_syscalls", "sys_exit", trace__sys_exit)) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 666 | fprintf(trace->output, "Couldn't read the raw_syscalls tracepoints information!\n"); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 667 | goto out_delete_evlist; |
| 668 | } |
| 669 | |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 670 | if (trace->sched && |
| 671 | perf_evlist__add_newtp(evlist, "sched", "sched_stat_runtime", |
| 672 | trace__sched_stat_runtime)) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 673 | fprintf(trace->output, "Couldn't read the sched_stat_runtime tracepoint information!\n"); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 674 | goto out_delete_evlist; |
| 675 | } |
| 676 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 677 | err = perf_evlist__create_maps(evlist, &trace->opts.target); |
| 678 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 679 | fprintf(trace->output, "Problems parsing the target to trace, check your options!\n"); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 680 | goto out_delete_evlist; |
| 681 | } |
| 682 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 683 | err = trace__symbols_init(trace, evlist); |
| 684 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 685 | fprintf(trace->output, "Problems initializing symbol libraries!\n"); |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 686 | goto out_delete_maps; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 687 | } |
| 688 | |
Arnaldo Carvalho de Melo | f77a951 | 2012-12-10 16:41:31 -0300 | [diff] [blame] | 689 | perf_evlist__config(evlist, &trace->opts); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 690 | |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 691 | signal(SIGCHLD, sig_handler); |
| 692 | signal(SIGINT, sig_handler); |
| 693 | |
| 694 | if (forks) { |
Namhyung Kim | 6ef73ec | 2013-03-11 16:43:15 +0900 | [diff] [blame] | 695 | err = perf_evlist__prepare_workload(evlist, &trace->opts.target, |
Namhyung Kim | 55e162e | 2013-03-11 16:43:17 +0900 | [diff] [blame] | 696 | argv, false, false); |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 697 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 698 | fprintf(trace->output, "Couldn't run the workload!\n"); |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 699 | goto out_delete_maps; |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 700 | } |
| 701 | } |
| 702 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 703 | err = perf_evlist__open(evlist); |
| 704 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 705 | fprintf(trace->output, "Couldn't create the events: %s\n", strerror(errno)); |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 706 | goto out_delete_maps; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 707 | } |
| 708 | |
| 709 | err = perf_evlist__mmap(evlist, UINT_MAX, false); |
| 710 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 711 | fprintf(trace->output, "Couldn't mmap the events: %s\n", strerror(errno)); |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 712 | goto out_close_evlist; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 713 | } |
| 714 | |
| 715 | perf_evlist__enable(evlist); |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 716 | |
| 717 | if (forks) |
| 718 | perf_evlist__start_workload(evlist); |
| 719 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 720 | trace->multiple_threads = evlist->threads->map[0] == -1 || evlist->threads->nr > 1; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 721 | again: |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 722 | before = trace->nr_events; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 723 | |
| 724 | for (i = 0; i < evlist->nr_mmaps; i++) { |
| 725 | union perf_event *event; |
| 726 | |
| 727 | while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) { |
| 728 | const u32 type = event->header.type; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 729 | tracepoint_handler handler; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 730 | struct perf_sample sample; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 731 | |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 732 | ++trace->nr_events; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 733 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 734 | err = perf_evlist__parse_sample(evlist, event, &sample); |
| 735 | if (err) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 736 | fprintf(trace->output, "Can't parse sample, err = %d, skipping...\n", err); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 737 | continue; |
| 738 | } |
| 739 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 740 | if (trace->base_time == 0) |
| 741 | trace->base_time = sample.time; |
| 742 | |
| 743 | if (type != PERF_RECORD_SAMPLE) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 744 | trace__process_event(trace, &trace->host, event); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 745 | continue; |
| 746 | } |
| 747 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 748 | evsel = perf_evlist__id2evsel(evlist, sample.id); |
| 749 | if (evsel == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 750 | fprintf(trace->output, "Unknown tp ID %" PRIu64 ", skipping...\n", sample.id); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 751 | continue; |
| 752 | } |
| 753 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 754 | if (sample.raw_data == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 755 | fprintf(trace->output, "%s sample with no payload for tid: %d, cpu %d, raw_size=%d, skipping...\n", |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 756 | perf_evsel__name(evsel), sample.tid, |
| 757 | sample.cpu, sample.raw_size); |
| 758 | continue; |
| 759 | } |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 760 | |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 761 | handler = evsel->handler.func; |
| 762 | handler(trace, evsel, &sample); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 763 | } |
| 764 | } |
| 765 | |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 766 | if (trace->nr_events == before) { |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 767 | if (done) |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 768 | goto out_unmap_evlist; |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 769 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 770 | poll(evlist->pollfd, evlist->nr_fds, -1); |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 771 | } |
| 772 | |
| 773 | if (done) |
| 774 | perf_evlist__disable(evlist); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 775 | |
| 776 | goto again; |
| 777 | |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 778 | out_unmap_evlist: |
| 779 | perf_evlist__munmap(evlist); |
| 780 | out_close_evlist: |
| 781 | perf_evlist__close(evlist); |
| 782 | out_delete_maps: |
| 783 | perf_evlist__delete_maps(evlist); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 784 | out_delete_evlist: |
| 785 | perf_evlist__delete(evlist); |
| 786 | out: |
| 787 | return err; |
| 788 | } |
| 789 | |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 790 | static size_t trace__fprintf_threads_header(FILE *fp) |
| 791 | { |
| 792 | size_t printed; |
| 793 | |
| 794 | printed = fprintf(fp, "\n _____________________________________________________________________\n"); |
| 795 | printed += fprintf(fp," __) Summary of events (__\n\n"); |
| 796 | printed += fprintf(fp," [ task - pid ] [ events ] [ ratio ] [ runtime ]\n"); |
| 797 | printed += fprintf(fp," _____________________________________________________________________\n\n"); |
| 798 | |
| 799 | return printed; |
| 800 | } |
| 801 | |
| 802 | static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp) |
| 803 | { |
| 804 | size_t printed = trace__fprintf_threads_header(fp); |
| 805 | struct rb_node *nd; |
| 806 | |
| 807 | for (nd = rb_first(&trace->host.threads); nd; nd = rb_next(nd)) { |
| 808 | struct thread *thread = rb_entry(nd, struct thread, rb_node); |
| 809 | struct thread_trace *ttrace = thread->priv; |
| 810 | const char *color; |
| 811 | double ratio; |
| 812 | |
| 813 | if (ttrace == NULL) |
| 814 | continue; |
| 815 | |
| 816 | ratio = (double)ttrace->nr_events / trace->nr_events * 100.0; |
| 817 | |
| 818 | color = PERF_COLOR_NORMAL; |
| 819 | if (ratio > 50.0) |
| 820 | color = PERF_COLOR_RED; |
| 821 | else if (ratio > 25.0) |
| 822 | color = PERF_COLOR_GREEN; |
| 823 | else if (ratio > 5.0) |
| 824 | color = PERF_COLOR_YELLOW; |
| 825 | |
| 826 | printed += color_fprintf(fp, color, "%20s", thread->comm); |
Adrian Hunter | 3805123 | 2013-07-04 16:20:31 +0300 | [diff] [blame] | 827 | printed += fprintf(fp, " - %-5d :%11lu [", thread->tid, ttrace->nr_events); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 828 | printed += color_fprintf(fp, color, "%5.1f%%", ratio); |
| 829 | printed += fprintf(fp, " ] %10.3f ms\n", ttrace->runtime_ms); |
| 830 | } |
| 831 | |
| 832 | return printed; |
| 833 | } |
| 834 | |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 835 | static int trace__set_duration(const struct option *opt, const char *str, |
| 836 | int unset __maybe_unused) |
| 837 | { |
| 838 | struct trace *trace = opt->value; |
| 839 | |
| 840 | trace->duration_filter = atof(str); |
| 841 | return 0; |
| 842 | } |
| 843 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 844 | static int trace__open_output(struct trace *trace, const char *filename) |
| 845 | { |
| 846 | struct stat st; |
| 847 | |
| 848 | if (!stat(filename, &st) && st.st_size) { |
| 849 | char oldname[PATH_MAX]; |
| 850 | |
| 851 | scnprintf(oldname, sizeof(oldname), "%s.old", filename); |
| 852 | unlink(oldname); |
| 853 | rename(filename, oldname); |
| 854 | } |
| 855 | |
| 856 | trace->output = fopen(filename, "w"); |
| 857 | |
| 858 | return trace->output == NULL ? -errno : 0; |
| 859 | } |
| 860 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 861 | int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused) |
| 862 | { |
| 863 | const char * const trace_usage[] = { |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 864 | "perf trace [<options>] [<command>]", |
| 865 | "perf trace [<options>] -- <command> [<options>]", |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 866 | NULL |
| 867 | }; |
| 868 | struct trace trace = { |
| 869 | .audit_machine = audit_detect_machine(), |
| 870 | .syscalls = { |
| 871 | . max = -1, |
| 872 | }, |
| 873 | .opts = { |
| 874 | .target = { |
| 875 | .uid = UINT_MAX, |
| 876 | .uses_mmap = true, |
| 877 | }, |
| 878 | .user_freq = UINT_MAX, |
| 879 | .user_interval = ULLONG_MAX, |
| 880 | .no_delay = true, |
| 881 | .mmap_pages = 1024, |
| 882 | }, |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 883 | .output = stdout, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 884 | }; |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 885 | const char *output_name = NULL; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 886 | const char *ev_qualifier_str = NULL; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 887 | const struct option trace_options[] = { |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 888 | OPT_STRING('e', "expr", &ev_qualifier_str, "expr", |
| 889 | "list of events to trace"), |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 890 | OPT_STRING('o', "output", &output_name, "file", "output file name"), |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 891 | OPT_STRING('p', "pid", &trace.opts.target.pid, "pid", |
| 892 | "trace events on existing process id"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 893 | OPT_STRING('t', "tid", &trace.opts.target.tid, "tid", |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 894 | "trace events on existing thread id"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 895 | OPT_BOOLEAN('a', "all-cpus", &trace.opts.target.system_wide, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 896 | "system-wide collection from all CPUs"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 897 | OPT_STRING('C', "cpu", &trace.opts.target.cpu_list, "cpu", |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 898 | "list of cpus to monitor"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 899 | OPT_BOOLEAN('i', "no-inherit", &trace.opts.no_inherit, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 900 | "child tasks do not inherit counters"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 901 | OPT_UINTEGER('m', "mmap-pages", &trace.opts.mmap_pages, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 902 | "number of mmap data pages"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 903 | OPT_STRING('u', "uid", &trace.opts.target.uid_str, "user", |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 904 | "user to profile"), |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 905 | OPT_CALLBACK(0, "duration", &trace, "float", |
| 906 | "show only events with duration > N.M ms", |
| 907 | trace__set_duration), |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 908 | OPT_BOOLEAN(0, "sched", &trace.sched, "show blocking scheduler events"), |
Arnaldo Carvalho de Melo | 7c304ee0 | 2013-08-22 16:49:54 -0300 | [diff] [blame] | 909 | OPT_INCR('v', "verbose", &verbose, "be more verbose"), |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 910 | OPT_END() |
| 911 | }; |
| 912 | int err; |
Namhyung Kim | 32caf0d | 2012-10-05 14:02:13 +0900 | [diff] [blame] | 913 | char bf[BUFSIZ]; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 914 | |
| 915 | argc = parse_options(argc, argv, trace_options, trace_usage, 0); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 916 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 917 | if (output_name != NULL) { |
| 918 | err = trace__open_output(&trace, output_name); |
| 919 | if (err < 0) { |
| 920 | perror("failed to create output file"); |
| 921 | goto out; |
| 922 | } |
| 923 | } |
| 924 | |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 925 | if (ev_qualifier_str != NULL) { |
Arnaldo Carvalho de Melo | b059efd | 2013-08-21 12:56:21 -0300 | [diff] [blame] | 926 | const char *s = ev_qualifier_str; |
| 927 | |
| 928 | trace.not_ev_qualifier = *s == '!'; |
| 929 | if (trace.not_ev_qualifier) |
| 930 | ++s; |
| 931 | trace.ev_qualifier = strlist__new(true, s); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 932 | if (trace.ev_qualifier == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 933 | fputs("Not enough memory to parse event qualifier", |
| 934 | trace.output); |
| 935 | err = -ENOMEM; |
| 936 | goto out_close; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 937 | } |
| 938 | } |
| 939 | |
Namhyung Kim | 32caf0d | 2012-10-05 14:02:13 +0900 | [diff] [blame] | 940 | err = perf_target__validate(&trace.opts.target); |
| 941 | if (err) { |
| 942 | perf_target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 943 | fprintf(trace.output, "%s", bf); |
| 944 | goto out_close; |
Namhyung Kim | 32caf0d | 2012-10-05 14:02:13 +0900 | [diff] [blame] | 945 | } |
| 946 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 947 | err = perf_target__parse_uid(&trace.opts.target); |
| 948 | if (err) { |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 949 | perf_target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 950 | fprintf(trace.output, "%s", bf); |
| 951 | goto out_close; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 952 | } |
| 953 | |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 954 | if (!argc && perf_target__none(&trace.opts.target)) |
Namhyung Kim | ee76120 | 2012-10-05 14:02:14 +0900 | [diff] [blame] | 955 | trace.opts.target.system_wide = true; |
| 956 | |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 957 | err = trace__run(&trace, argc, argv); |
| 958 | |
| 959 | if (trace.sched && !err) |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 960 | trace__fprintf_thread_summary(&trace, trace.output); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 961 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 962 | out_close: |
| 963 | if (output_name != NULL) |
| 964 | fclose(trace.output); |
| 965 | out: |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 966 | return err; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 967 | } |