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" |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 7 | #include "util/session.h" |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 8 | #include "util/thread.h" |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 9 | #include "util/parse-options.h" |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 10 | #include "util/strlist.h" |
David Ahern | bdc8966 | 2013-08-28 22:29:53 -0600 | [diff] [blame] | 11 | #include "util/intlist.h" |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 12 | #include "util/thread_map.h" |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 13 | |
| 14 | #include <libaudit.h> |
| 15 | #include <stdlib.h> |
Arnaldo Carvalho de Melo | 49af9e9 | 2013-09-12 12:18:56 -0300 | [diff] [blame] | 16 | #include <sys/eventfd.h> |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 17 | #include <sys/mman.h> |
Arnaldo Carvalho de Melo | f9da0b0 | 2013-09-02 13:46:44 -0300 | [diff] [blame] | 18 | #include <linux/futex.h> |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 19 | |
Ingo Molnar | 456857b | 2013-09-12 15:29:00 +0200 | [diff] [blame] | 20 | /* For older distros: */ |
| 21 | #ifndef MAP_STACK |
| 22 | # define MAP_STACK 0x20000 |
| 23 | #endif |
| 24 | |
| 25 | #ifndef MADV_HWPOISON |
| 26 | # define MADV_HWPOISON 100 |
| 27 | #endif |
| 28 | |
| 29 | #ifndef MADV_MERGEABLE |
| 30 | # define MADV_MERGEABLE 12 |
| 31 | #endif |
| 32 | |
| 33 | #ifndef MADV_UNMERGEABLE |
| 34 | # define MADV_UNMERGEABLE 13 |
| 35 | #endif |
| 36 | |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 37 | struct syscall_arg { |
| 38 | unsigned long val; |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 39 | struct thread *thread; |
| 40 | struct trace *trace; |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 41 | void *parm; |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 42 | u8 idx; |
| 43 | u8 mask; |
| 44 | }; |
| 45 | |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 46 | struct strarray { |
Arnaldo Carvalho de Melo | 03e3adc | 2013-10-08 16:00:21 -0300 | [diff] [blame] | 47 | int offset; |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 48 | int nr_entries; |
| 49 | const char **entries; |
| 50 | }; |
| 51 | |
| 52 | #define DEFINE_STRARRAY(array) struct strarray strarray__##array = { \ |
| 53 | .nr_entries = ARRAY_SIZE(array), \ |
| 54 | .entries = array, \ |
| 55 | } |
| 56 | |
Arnaldo Carvalho de Melo | 03e3adc | 2013-10-08 16:00:21 -0300 | [diff] [blame] | 57 | #define DEFINE_STRARRAY_OFFSET(array, off) struct strarray strarray__##array = { \ |
| 58 | .offset = off, \ |
| 59 | .nr_entries = ARRAY_SIZE(array), \ |
| 60 | .entries = array, \ |
| 61 | } |
| 62 | |
Arnaldo Carvalho de Melo | 975b7c2 | 2013-10-08 17:17:43 -0300 | [diff] [blame^] | 63 | static size_t __syscall_arg__scnprintf_strarray(char *bf, size_t size, |
| 64 | const char *intfmt, |
| 65 | struct syscall_arg *arg) |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 66 | { |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 67 | struct strarray *sa = arg->parm; |
Arnaldo Carvalho de Melo | 03e3adc | 2013-10-08 16:00:21 -0300 | [diff] [blame] | 68 | int idx = arg->val - sa->offset; |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 69 | |
| 70 | if (idx < 0 || idx >= sa->nr_entries) |
Arnaldo Carvalho de Melo | 975b7c2 | 2013-10-08 17:17:43 -0300 | [diff] [blame^] | 71 | return scnprintf(bf, size, intfmt, arg->val); |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 72 | |
| 73 | return scnprintf(bf, size, "%s", sa->entries[idx]); |
| 74 | } |
| 75 | |
Arnaldo Carvalho de Melo | 975b7c2 | 2013-10-08 17:17:43 -0300 | [diff] [blame^] | 76 | static size_t syscall_arg__scnprintf_strarray(char *bf, size_t size, |
| 77 | struct syscall_arg *arg) |
| 78 | { |
| 79 | return __syscall_arg__scnprintf_strarray(bf, size, "%d", arg); |
| 80 | } |
| 81 | |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 82 | #define SCA_STRARRAY syscall_arg__scnprintf_strarray |
| 83 | |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 84 | static size_t syscall_arg__scnprintf_fd(char *bf, size_t size, |
| 85 | struct syscall_arg *arg); |
| 86 | |
| 87 | #define SCA_FD syscall_arg__scnprintf_fd |
| 88 | |
| 89 | static size_t syscall_arg__scnprintf_fd_at(char *bf, size_t size, |
| 90 | struct syscall_arg *arg) |
| 91 | { |
| 92 | int fd = arg->val; |
| 93 | |
| 94 | if (fd == AT_FDCWD) |
| 95 | return scnprintf(bf, size, "CWD"); |
| 96 | |
| 97 | return syscall_arg__scnprintf_fd(bf, size, arg); |
| 98 | } |
| 99 | |
| 100 | #define SCA_FDAT syscall_arg__scnprintf_fd_at |
| 101 | |
| 102 | static size_t syscall_arg__scnprintf_close_fd(char *bf, size_t size, |
| 103 | struct syscall_arg *arg); |
| 104 | |
| 105 | #define SCA_CLOSE_FD syscall_arg__scnprintf_close_fd |
| 106 | |
Arnaldo Carvalho de Melo | 6e7eeb5 | 2013-09-02 10:39:21 -0300 | [diff] [blame] | 107 | static size_t syscall_arg__scnprintf_hex(char *bf, size_t size, |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 108 | struct syscall_arg *arg) |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 109 | { |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 110 | return scnprintf(bf, size, "%#lx", arg->val); |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 111 | } |
| 112 | |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 113 | #define SCA_HEX syscall_arg__scnprintf_hex |
| 114 | |
Arnaldo Carvalho de Melo | 6e7eeb5 | 2013-09-02 10:39:21 -0300 | [diff] [blame] | 115 | static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 116 | struct syscall_arg *arg) |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 117 | { |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 118 | int printed = 0, prot = arg->val; |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 119 | |
| 120 | if (prot == PROT_NONE) |
| 121 | return scnprintf(bf, size, "NONE"); |
| 122 | #define P_MMAP_PROT(n) \ |
| 123 | if (prot & PROT_##n) { \ |
| 124 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ |
| 125 | prot &= ~PROT_##n; \ |
| 126 | } |
| 127 | |
| 128 | P_MMAP_PROT(EXEC); |
| 129 | P_MMAP_PROT(READ); |
| 130 | P_MMAP_PROT(WRITE); |
| 131 | #ifdef PROT_SEM |
| 132 | P_MMAP_PROT(SEM); |
| 133 | #endif |
| 134 | P_MMAP_PROT(GROWSDOWN); |
| 135 | P_MMAP_PROT(GROWSUP); |
| 136 | #undef P_MMAP_PROT |
| 137 | |
| 138 | if (prot) |
| 139 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot); |
| 140 | |
| 141 | return printed; |
| 142 | } |
| 143 | |
| 144 | #define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot |
| 145 | |
Arnaldo Carvalho de Melo | 6e7eeb5 | 2013-09-02 10:39:21 -0300 | [diff] [blame] | 146 | static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size, |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 147 | struct syscall_arg *arg) |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 148 | { |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 149 | int printed = 0, flags = arg->val; |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 150 | |
| 151 | #define P_MMAP_FLAG(n) \ |
| 152 | if (flags & MAP_##n) { \ |
| 153 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ |
| 154 | flags &= ~MAP_##n; \ |
| 155 | } |
| 156 | |
| 157 | P_MMAP_FLAG(SHARED); |
| 158 | P_MMAP_FLAG(PRIVATE); |
Kyle McMartin | 4181781 | 2013-09-05 10:29:47 -0400 | [diff] [blame] | 159 | #ifdef MAP_32BIT |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 160 | P_MMAP_FLAG(32BIT); |
Kyle McMartin | 4181781 | 2013-09-05 10:29:47 -0400 | [diff] [blame] | 161 | #endif |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 162 | P_MMAP_FLAG(ANONYMOUS); |
| 163 | P_MMAP_FLAG(DENYWRITE); |
| 164 | P_MMAP_FLAG(EXECUTABLE); |
| 165 | P_MMAP_FLAG(FILE); |
| 166 | P_MMAP_FLAG(FIXED); |
| 167 | P_MMAP_FLAG(GROWSDOWN); |
David Ahern | f2935f3 | 2013-08-27 10:50:40 -0600 | [diff] [blame] | 168 | #ifdef MAP_HUGETLB |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 169 | P_MMAP_FLAG(HUGETLB); |
David Ahern | f2935f3 | 2013-08-27 10:50:40 -0600 | [diff] [blame] | 170 | #endif |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 171 | P_MMAP_FLAG(LOCKED); |
| 172 | P_MMAP_FLAG(NONBLOCK); |
| 173 | P_MMAP_FLAG(NORESERVE); |
| 174 | P_MMAP_FLAG(POPULATE); |
| 175 | P_MMAP_FLAG(STACK); |
| 176 | #ifdef MAP_UNINITIALIZED |
| 177 | P_MMAP_FLAG(UNINITIALIZED); |
| 178 | #endif |
| 179 | #undef P_MMAP_FLAG |
| 180 | |
| 181 | if (flags) |
| 182 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); |
| 183 | |
| 184 | return printed; |
| 185 | } |
| 186 | |
| 187 | #define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags |
| 188 | |
Arnaldo Carvalho de Melo | 6e7eeb5 | 2013-09-02 10:39:21 -0300 | [diff] [blame] | 189 | static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 190 | struct syscall_arg *arg) |
Arnaldo Carvalho de Melo | 9e9716d | 2013-08-23 10:06:41 -0300 | [diff] [blame] | 191 | { |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 192 | int behavior = arg->val; |
Arnaldo Carvalho de Melo | 9e9716d | 2013-08-23 10:06:41 -0300 | [diff] [blame] | 193 | |
| 194 | switch (behavior) { |
| 195 | #define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n) |
| 196 | P_MADV_BHV(NORMAL); |
| 197 | P_MADV_BHV(RANDOM); |
| 198 | P_MADV_BHV(SEQUENTIAL); |
| 199 | P_MADV_BHV(WILLNEED); |
| 200 | P_MADV_BHV(DONTNEED); |
| 201 | P_MADV_BHV(REMOVE); |
| 202 | P_MADV_BHV(DONTFORK); |
| 203 | P_MADV_BHV(DOFORK); |
| 204 | P_MADV_BHV(HWPOISON); |
| 205 | #ifdef MADV_SOFT_OFFLINE |
| 206 | P_MADV_BHV(SOFT_OFFLINE); |
| 207 | #endif |
| 208 | P_MADV_BHV(MERGEABLE); |
| 209 | P_MADV_BHV(UNMERGEABLE); |
David Ahern | f2935f3 | 2013-08-27 10:50:40 -0600 | [diff] [blame] | 210 | #ifdef MADV_HUGEPAGE |
Arnaldo Carvalho de Melo | 9e9716d | 2013-08-23 10:06:41 -0300 | [diff] [blame] | 211 | P_MADV_BHV(HUGEPAGE); |
David Ahern | f2935f3 | 2013-08-27 10:50:40 -0600 | [diff] [blame] | 212 | #endif |
| 213 | #ifdef MADV_NOHUGEPAGE |
Arnaldo Carvalho de Melo | 9e9716d | 2013-08-23 10:06:41 -0300 | [diff] [blame] | 214 | P_MADV_BHV(NOHUGEPAGE); |
David Ahern | f2935f3 | 2013-08-27 10:50:40 -0600 | [diff] [blame] | 215 | #endif |
Arnaldo Carvalho de Melo | 9e9716d | 2013-08-23 10:06:41 -0300 | [diff] [blame] | 216 | #ifdef MADV_DONTDUMP |
| 217 | P_MADV_BHV(DONTDUMP); |
| 218 | #endif |
| 219 | #ifdef MADV_DODUMP |
| 220 | P_MADV_BHV(DODUMP); |
| 221 | #endif |
| 222 | #undef P_MADV_PHV |
| 223 | default: break; |
| 224 | } |
| 225 | |
| 226 | return scnprintf(bf, size, "%#x", behavior); |
| 227 | } |
| 228 | |
| 229 | #define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior |
| 230 | |
Arnaldo Carvalho de Melo | 5cea6ff | 2013-09-20 11:49:50 -0300 | [diff] [blame] | 231 | static size_t syscall_arg__scnprintf_flock(char *bf, size_t size, |
| 232 | struct syscall_arg *arg) |
| 233 | { |
| 234 | int printed = 0, op = arg->val; |
| 235 | |
| 236 | if (op == 0) |
| 237 | return scnprintf(bf, size, "NONE"); |
| 238 | #define P_CMD(cmd) \ |
| 239 | if ((op & LOCK_##cmd) == LOCK_##cmd) { \ |
| 240 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #cmd); \ |
| 241 | op &= ~LOCK_##cmd; \ |
| 242 | } |
| 243 | |
| 244 | P_CMD(SH); |
| 245 | P_CMD(EX); |
| 246 | P_CMD(NB); |
| 247 | P_CMD(UN); |
| 248 | P_CMD(MAND); |
| 249 | P_CMD(RW); |
| 250 | P_CMD(READ); |
| 251 | P_CMD(WRITE); |
| 252 | #undef P_OP |
| 253 | |
| 254 | if (op) |
| 255 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", op); |
| 256 | |
| 257 | return printed; |
| 258 | } |
| 259 | |
| 260 | #define SCA_FLOCK syscall_arg__scnprintf_flock |
| 261 | |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 262 | static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct syscall_arg *arg) |
Arnaldo Carvalho de Melo | f9da0b0 | 2013-09-02 13:46:44 -0300 | [diff] [blame] | 263 | { |
| 264 | enum syscall_futex_args { |
| 265 | SCF_UADDR = (1 << 0), |
| 266 | SCF_OP = (1 << 1), |
| 267 | SCF_VAL = (1 << 2), |
| 268 | SCF_TIMEOUT = (1 << 3), |
| 269 | SCF_UADDR2 = (1 << 4), |
| 270 | SCF_VAL3 = (1 << 5), |
| 271 | }; |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 272 | int op = arg->val; |
Arnaldo Carvalho de Melo | f9da0b0 | 2013-09-02 13:46:44 -0300 | [diff] [blame] | 273 | int cmd = op & FUTEX_CMD_MASK; |
| 274 | size_t printed = 0; |
| 275 | |
| 276 | switch (cmd) { |
| 277 | #define P_FUTEX_OP(n) case FUTEX_##n: printed = scnprintf(bf, size, #n); |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 278 | P_FUTEX_OP(WAIT); arg->mask |= SCF_VAL3|SCF_UADDR2; break; |
| 279 | P_FUTEX_OP(WAKE); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; |
| 280 | P_FUTEX_OP(FD); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; |
| 281 | P_FUTEX_OP(REQUEUE); arg->mask |= SCF_VAL3|SCF_TIMEOUT; break; |
| 282 | P_FUTEX_OP(CMP_REQUEUE); arg->mask |= SCF_TIMEOUT; break; |
| 283 | P_FUTEX_OP(CMP_REQUEUE_PI); arg->mask |= SCF_TIMEOUT; break; |
Arnaldo Carvalho de Melo | f9da0b0 | 2013-09-02 13:46:44 -0300 | [diff] [blame] | 284 | P_FUTEX_OP(WAKE_OP); break; |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 285 | P_FUTEX_OP(LOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; |
| 286 | P_FUTEX_OP(UNLOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; |
| 287 | P_FUTEX_OP(TRYLOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2; break; |
| 288 | P_FUTEX_OP(WAIT_BITSET); arg->mask |= SCF_UADDR2; break; |
| 289 | P_FUTEX_OP(WAKE_BITSET); arg->mask |= SCF_UADDR2; break; |
Arnaldo Carvalho de Melo | f9da0b0 | 2013-09-02 13:46:44 -0300 | [diff] [blame] | 290 | P_FUTEX_OP(WAIT_REQUEUE_PI); break; |
| 291 | default: printed = scnprintf(bf, size, "%#x", cmd); break; |
| 292 | } |
| 293 | |
| 294 | if (op & FUTEX_PRIVATE_FLAG) |
| 295 | printed += scnprintf(bf + printed, size - printed, "|PRIV"); |
| 296 | |
| 297 | if (op & FUTEX_CLOCK_REALTIME) |
| 298 | printed += scnprintf(bf + printed, size - printed, "|CLKRT"); |
| 299 | |
| 300 | return printed; |
| 301 | } |
| 302 | |
Arnaldo Carvalho de Melo | efe6b88 | 2013-09-03 16:15:12 -0300 | [diff] [blame] | 303 | #define SCA_FUTEX_OP syscall_arg__scnprintf_futex_op |
| 304 | |
Arnaldo Carvalho de Melo | 03e3adc | 2013-10-08 16:00:21 -0300 | [diff] [blame] | 305 | static const char *epoll_ctl_ops[] = { "ADD", "DEL", "MOD", }; |
| 306 | static DEFINE_STRARRAY_OFFSET(epoll_ctl_ops, 1); |
Arnaldo Carvalho de Melo | eac032c | 2013-09-20 11:27:32 -0300 | [diff] [blame] | 307 | |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 308 | static const char *itimers[] = { "REAL", "VIRTUAL", "PROF", }; |
| 309 | static DEFINE_STRARRAY(itimers); |
| 310 | |
Arnaldo Carvalho de Melo | efe6b88 | 2013-09-03 16:15:12 -0300 | [diff] [blame] | 311 | static const char *whences[] = { "SET", "CUR", "END", |
| 312 | #ifdef SEEK_DATA |
| 313 | "DATA", |
| 314 | #endif |
| 315 | #ifdef SEEK_HOLE |
| 316 | "HOLE", |
| 317 | #endif |
| 318 | }; |
| 319 | static DEFINE_STRARRAY(whences); |
Arnaldo Carvalho de Melo | f9da0b0 | 2013-09-02 13:46:44 -0300 | [diff] [blame] | 320 | |
Arnaldo Carvalho de Melo | 80f587d | 2013-09-03 16:28:58 -0300 | [diff] [blame] | 321 | static const char *fcntl_cmds[] = { |
| 322 | "DUPFD", "GETFD", "SETFD", "GETFL", "SETFL", "GETLK", "SETLK", |
| 323 | "SETLKW", "SETOWN", "GETOWN", "SETSIG", "GETSIG", "F_GETLK64", |
| 324 | "F_SETLK64", "F_SETLKW64", "F_SETOWN_EX", "F_GETOWN_EX", |
| 325 | "F_GETOWNER_UIDS", |
| 326 | }; |
| 327 | static DEFINE_STRARRAY(fcntl_cmds); |
| 328 | |
Arnaldo Carvalho de Melo | c045bf0 | 2013-09-04 11:52:33 -0300 | [diff] [blame] | 329 | static const char *rlimit_resources[] = { |
| 330 | "CPU", "FSIZE", "DATA", "STACK", "CORE", "RSS", "NPROC", "NOFILE", |
| 331 | "MEMLOCK", "AS", "LOCKS", "SIGPENDING", "MSGQUEUE", "NICE", "RTPRIO", |
| 332 | "RTTIME", |
| 333 | }; |
| 334 | static DEFINE_STRARRAY(rlimit_resources); |
| 335 | |
Arnaldo Carvalho de Melo | eb5b1b1 | 2013-09-03 16:37:46 -0300 | [diff] [blame] | 336 | static const char *sighow[] = { "BLOCK", "UNBLOCK", "SETMASK", }; |
| 337 | static DEFINE_STRARRAY(sighow); |
| 338 | |
David Ahern | 4f8c1b7 | 2013-09-22 19:45:00 -0600 | [diff] [blame] | 339 | static const char *clockid[] = { |
| 340 | "REALTIME", "MONOTONIC", "PROCESS_CPUTIME_ID", "THREAD_CPUTIME_ID", |
| 341 | "MONOTONIC_RAW", "REALTIME_COARSE", "MONOTONIC_COARSE", |
| 342 | }; |
| 343 | static DEFINE_STRARRAY(clockid); |
| 344 | |
Arnaldo Carvalho de Melo | e10bce8 | 2013-09-04 10:27:41 -0300 | [diff] [blame] | 345 | static const char *socket_families[] = { |
| 346 | "UNSPEC", "LOCAL", "INET", "AX25", "IPX", "APPLETALK", "NETROM", |
| 347 | "BRIDGE", "ATMPVC", "X25", "INET6", "ROSE", "DECnet", "NETBEUI", |
| 348 | "SECURITY", "KEY", "NETLINK", "PACKET", "ASH", "ECONET", "ATMSVC", |
| 349 | "RDS", "SNA", "IRDA", "PPPOX", "WANPIPE", "LLC", "IB", "CAN", "TIPC", |
| 350 | "BLUETOOTH", "IUCV", "RXRPC", "ISDN", "PHONET", "IEEE802154", "CAIF", |
| 351 | "ALG", "NFC", "VSOCK", |
| 352 | }; |
| 353 | static DEFINE_STRARRAY(socket_families); |
| 354 | |
Arnaldo Carvalho de Melo | a28b24b | 2013-09-04 11:00:44 -0300 | [diff] [blame] | 355 | #ifndef SOCK_TYPE_MASK |
| 356 | #define SOCK_TYPE_MASK 0xf |
| 357 | #endif |
| 358 | |
| 359 | static size_t syscall_arg__scnprintf_socket_type(char *bf, size_t size, |
| 360 | struct syscall_arg *arg) |
| 361 | { |
| 362 | size_t printed; |
| 363 | int type = arg->val, |
| 364 | flags = type & ~SOCK_TYPE_MASK; |
| 365 | |
| 366 | type &= SOCK_TYPE_MASK; |
| 367 | /* |
| 368 | * Can't use a strarray, MIPS may override for ABI reasons. |
| 369 | */ |
| 370 | switch (type) { |
| 371 | #define P_SK_TYPE(n) case SOCK_##n: printed = scnprintf(bf, size, #n); break; |
| 372 | P_SK_TYPE(STREAM); |
| 373 | P_SK_TYPE(DGRAM); |
| 374 | P_SK_TYPE(RAW); |
| 375 | P_SK_TYPE(RDM); |
| 376 | P_SK_TYPE(SEQPACKET); |
| 377 | P_SK_TYPE(DCCP); |
| 378 | P_SK_TYPE(PACKET); |
| 379 | #undef P_SK_TYPE |
| 380 | default: |
| 381 | printed = scnprintf(bf, size, "%#x", type); |
| 382 | } |
| 383 | |
| 384 | #define P_SK_FLAG(n) \ |
| 385 | if (flags & SOCK_##n) { \ |
| 386 | printed += scnprintf(bf + printed, size - printed, "|%s", #n); \ |
| 387 | flags &= ~SOCK_##n; \ |
| 388 | } |
| 389 | |
| 390 | P_SK_FLAG(CLOEXEC); |
| 391 | P_SK_FLAG(NONBLOCK); |
| 392 | #undef P_SK_FLAG |
| 393 | |
| 394 | if (flags) |
| 395 | printed += scnprintf(bf + printed, size - printed, "|%#x", flags); |
| 396 | |
| 397 | return printed; |
| 398 | } |
| 399 | |
| 400 | #define SCA_SK_TYPE syscall_arg__scnprintf_socket_type |
| 401 | |
Arnaldo Carvalho de Melo | b2cc99fd | 2013-09-12 11:54:48 -0300 | [diff] [blame] | 402 | #ifndef MSG_PROBE |
| 403 | #define MSG_PROBE 0x10 |
| 404 | #endif |
David Ahern | b6e8f8f | 2013-09-22 19:44:56 -0600 | [diff] [blame] | 405 | #ifndef MSG_WAITFORONE |
| 406 | #define MSG_WAITFORONE 0x10000 |
| 407 | #endif |
Arnaldo Carvalho de Melo | b2cc99fd | 2013-09-12 11:54:48 -0300 | [diff] [blame] | 408 | #ifndef MSG_SENDPAGE_NOTLAST |
| 409 | #define MSG_SENDPAGE_NOTLAST 0x20000 |
| 410 | #endif |
| 411 | #ifndef MSG_FASTOPEN |
| 412 | #define MSG_FASTOPEN 0x20000000 |
| 413 | #endif |
| 414 | |
| 415 | static size_t syscall_arg__scnprintf_msg_flags(char *bf, size_t size, |
| 416 | struct syscall_arg *arg) |
| 417 | { |
| 418 | int printed = 0, flags = arg->val; |
| 419 | |
| 420 | if (flags == 0) |
| 421 | return scnprintf(bf, size, "NONE"); |
| 422 | #define P_MSG_FLAG(n) \ |
| 423 | if (flags & MSG_##n) { \ |
| 424 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ |
| 425 | flags &= ~MSG_##n; \ |
| 426 | } |
| 427 | |
| 428 | P_MSG_FLAG(OOB); |
| 429 | P_MSG_FLAG(PEEK); |
| 430 | P_MSG_FLAG(DONTROUTE); |
| 431 | P_MSG_FLAG(TRYHARD); |
| 432 | P_MSG_FLAG(CTRUNC); |
| 433 | P_MSG_FLAG(PROBE); |
| 434 | P_MSG_FLAG(TRUNC); |
| 435 | P_MSG_FLAG(DONTWAIT); |
| 436 | P_MSG_FLAG(EOR); |
| 437 | P_MSG_FLAG(WAITALL); |
| 438 | P_MSG_FLAG(FIN); |
| 439 | P_MSG_FLAG(SYN); |
| 440 | P_MSG_FLAG(CONFIRM); |
| 441 | P_MSG_FLAG(RST); |
| 442 | P_MSG_FLAG(ERRQUEUE); |
| 443 | P_MSG_FLAG(NOSIGNAL); |
| 444 | P_MSG_FLAG(MORE); |
| 445 | P_MSG_FLAG(WAITFORONE); |
| 446 | P_MSG_FLAG(SENDPAGE_NOTLAST); |
| 447 | P_MSG_FLAG(FASTOPEN); |
| 448 | P_MSG_FLAG(CMSG_CLOEXEC); |
| 449 | #undef P_MSG_FLAG |
| 450 | |
| 451 | if (flags) |
| 452 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); |
| 453 | |
| 454 | return printed; |
| 455 | } |
| 456 | |
| 457 | #define SCA_MSG_FLAGS syscall_arg__scnprintf_msg_flags |
| 458 | |
Arnaldo Carvalho de Melo | 5110899 | 2013-09-04 11:42:27 -0300 | [diff] [blame] | 459 | static size_t syscall_arg__scnprintf_access_mode(char *bf, size_t size, |
| 460 | struct syscall_arg *arg) |
| 461 | { |
| 462 | size_t printed = 0; |
| 463 | int mode = arg->val; |
| 464 | |
| 465 | if (mode == F_OK) /* 0 */ |
| 466 | return scnprintf(bf, size, "F"); |
| 467 | #define P_MODE(n) \ |
| 468 | if (mode & n##_OK) { \ |
| 469 | printed += scnprintf(bf + printed, size - printed, "%s", #n); \ |
| 470 | mode &= ~n##_OK; \ |
| 471 | } |
| 472 | |
| 473 | P_MODE(R); |
| 474 | P_MODE(W); |
| 475 | P_MODE(X); |
| 476 | #undef P_MODE |
| 477 | |
| 478 | if (mode) |
| 479 | printed += scnprintf(bf + printed, size - printed, "|%#x", mode); |
| 480 | |
| 481 | return printed; |
| 482 | } |
| 483 | |
| 484 | #define SCA_ACCMODE syscall_arg__scnprintf_access_mode |
| 485 | |
Arnaldo Carvalho de Melo | be65a89 | 2013-09-02 16:22:31 -0300 | [diff] [blame] | 486 | static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size, |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 487 | struct syscall_arg *arg) |
Arnaldo Carvalho de Melo | be65a89 | 2013-09-02 16:22:31 -0300 | [diff] [blame] | 488 | { |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 489 | int printed = 0, flags = arg->val; |
Arnaldo Carvalho de Melo | be65a89 | 2013-09-02 16:22:31 -0300 | [diff] [blame] | 490 | |
| 491 | if (!(flags & O_CREAT)) |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 492 | arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */ |
Arnaldo Carvalho de Melo | be65a89 | 2013-09-02 16:22:31 -0300 | [diff] [blame] | 493 | |
| 494 | if (flags == 0) |
| 495 | return scnprintf(bf, size, "RDONLY"); |
| 496 | #define P_FLAG(n) \ |
| 497 | if (flags & O_##n) { \ |
| 498 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ |
| 499 | flags &= ~O_##n; \ |
| 500 | } |
| 501 | |
| 502 | P_FLAG(APPEND); |
| 503 | P_FLAG(ASYNC); |
| 504 | P_FLAG(CLOEXEC); |
| 505 | P_FLAG(CREAT); |
| 506 | P_FLAG(DIRECT); |
| 507 | P_FLAG(DIRECTORY); |
| 508 | P_FLAG(EXCL); |
| 509 | P_FLAG(LARGEFILE); |
| 510 | P_FLAG(NOATIME); |
| 511 | P_FLAG(NOCTTY); |
| 512 | #ifdef O_NONBLOCK |
| 513 | P_FLAG(NONBLOCK); |
| 514 | #elif O_NDELAY |
| 515 | P_FLAG(NDELAY); |
| 516 | #endif |
| 517 | #ifdef O_PATH |
| 518 | P_FLAG(PATH); |
| 519 | #endif |
| 520 | P_FLAG(RDWR); |
| 521 | #ifdef O_DSYNC |
| 522 | if ((flags & O_SYNC) == O_SYNC) |
| 523 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", "SYNC"); |
| 524 | else { |
| 525 | P_FLAG(DSYNC); |
| 526 | } |
| 527 | #else |
| 528 | P_FLAG(SYNC); |
| 529 | #endif |
| 530 | P_FLAG(TRUNC); |
| 531 | P_FLAG(WRONLY); |
| 532 | #undef P_FLAG |
| 533 | |
| 534 | if (flags) |
| 535 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); |
| 536 | |
| 537 | return printed; |
| 538 | } |
| 539 | |
| 540 | #define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags |
| 541 | |
Arnaldo Carvalho de Melo | 49af9e9 | 2013-09-12 12:18:56 -0300 | [diff] [blame] | 542 | static size_t syscall_arg__scnprintf_eventfd_flags(char *bf, size_t size, |
| 543 | struct syscall_arg *arg) |
| 544 | { |
| 545 | int printed = 0, flags = arg->val; |
| 546 | |
| 547 | if (flags == 0) |
| 548 | return scnprintf(bf, size, "NONE"); |
| 549 | #define P_FLAG(n) \ |
| 550 | if (flags & EFD_##n) { \ |
| 551 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ |
| 552 | flags &= ~EFD_##n; \ |
| 553 | } |
| 554 | |
| 555 | P_FLAG(SEMAPHORE); |
| 556 | P_FLAG(CLOEXEC); |
| 557 | P_FLAG(NONBLOCK); |
| 558 | #undef P_FLAG |
| 559 | |
| 560 | if (flags) |
| 561 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); |
| 562 | |
| 563 | return printed; |
| 564 | } |
| 565 | |
| 566 | #define SCA_EFD_FLAGS syscall_arg__scnprintf_eventfd_flags |
| 567 | |
Arnaldo Carvalho de Melo | 46cce19 | 2013-09-23 12:52:04 -0300 | [diff] [blame] | 568 | static size_t syscall_arg__scnprintf_pipe_flags(char *bf, size_t size, |
| 569 | struct syscall_arg *arg) |
| 570 | { |
| 571 | int printed = 0, flags = arg->val; |
| 572 | |
| 573 | #define P_FLAG(n) \ |
| 574 | if (flags & O_##n) { \ |
| 575 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ |
| 576 | flags &= ~O_##n; \ |
| 577 | } |
| 578 | |
| 579 | P_FLAG(CLOEXEC); |
| 580 | P_FLAG(NONBLOCK); |
| 581 | #undef P_FLAG |
| 582 | |
| 583 | if (flags) |
| 584 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); |
| 585 | |
| 586 | return printed; |
| 587 | } |
| 588 | |
| 589 | #define SCA_PIPE_FLAGS syscall_arg__scnprintf_pipe_flags |
| 590 | |
Arnaldo Carvalho de Melo | 8bad5b0 | 2013-09-03 17:17:15 -0300 | [diff] [blame] | 591 | static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg) |
| 592 | { |
| 593 | int sig = arg->val; |
| 594 | |
| 595 | switch (sig) { |
| 596 | #define P_SIGNUM(n) case SIG##n: return scnprintf(bf, size, #n) |
| 597 | P_SIGNUM(HUP); |
| 598 | P_SIGNUM(INT); |
| 599 | P_SIGNUM(QUIT); |
| 600 | P_SIGNUM(ILL); |
| 601 | P_SIGNUM(TRAP); |
| 602 | P_SIGNUM(ABRT); |
| 603 | P_SIGNUM(BUS); |
| 604 | P_SIGNUM(FPE); |
| 605 | P_SIGNUM(KILL); |
| 606 | P_SIGNUM(USR1); |
| 607 | P_SIGNUM(SEGV); |
| 608 | P_SIGNUM(USR2); |
| 609 | P_SIGNUM(PIPE); |
| 610 | P_SIGNUM(ALRM); |
| 611 | P_SIGNUM(TERM); |
| 612 | P_SIGNUM(STKFLT); |
| 613 | P_SIGNUM(CHLD); |
| 614 | P_SIGNUM(CONT); |
| 615 | P_SIGNUM(STOP); |
| 616 | P_SIGNUM(TSTP); |
| 617 | P_SIGNUM(TTIN); |
| 618 | P_SIGNUM(TTOU); |
| 619 | P_SIGNUM(URG); |
| 620 | P_SIGNUM(XCPU); |
| 621 | P_SIGNUM(XFSZ); |
| 622 | P_SIGNUM(VTALRM); |
| 623 | P_SIGNUM(PROF); |
| 624 | P_SIGNUM(WINCH); |
| 625 | P_SIGNUM(IO); |
| 626 | P_SIGNUM(PWR); |
| 627 | P_SIGNUM(SYS); |
| 628 | default: break; |
| 629 | } |
| 630 | |
| 631 | return scnprintf(bf, size, "%#x", sig); |
| 632 | } |
| 633 | |
| 634 | #define SCA_SIGNUM syscall_arg__scnprintf_signum |
| 635 | |
Arnaldo Carvalho de Melo | 453350d | 2013-09-20 12:13:37 -0300 | [diff] [blame] | 636 | #define STRARRAY(arg, name, array) \ |
| 637 | .arg_scnprintf = { [arg] = SCA_STRARRAY, }, \ |
| 638 | .arg_parm = { [arg] = &strarray__##array, } |
| 639 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 640 | static struct syscall_fmt { |
| 641 | const char *name; |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 642 | const char *alias; |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 643 | size_t (*arg_scnprintf[6])(char *bf, size_t size, struct syscall_arg *arg); |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 644 | void *arg_parm[6]; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 645 | bool errmsg; |
| 646 | bool timeout; |
Arnaldo Carvalho de Melo | 04b3472 | 2013-08-26 11:36:30 -0300 | [diff] [blame] | 647 | bool hexret; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 648 | } syscall_fmts[] = { |
Arnaldo Carvalho de Melo | 5110899 | 2013-09-04 11:42:27 -0300 | [diff] [blame] | 649 | { .name = "access", .errmsg = true, |
| 650 | .arg_scnprintf = { [1] = SCA_ACCMODE, /* mode */ }, }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 651 | { .name = "arch_prctl", .errmsg = true, .alias = "prctl", }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 652 | { .name = "brk", .hexret = true, |
| 653 | .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, }, |
David Ahern | 4f8c1b7 | 2013-09-22 19:45:00 -0600 | [diff] [blame] | 654 | { .name = "clock_gettime", .errmsg = true, STRARRAY(0, clk_id, clockid), }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 655 | { .name = "close", .errmsg = true, |
| 656 | .arg_scnprintf = { [0] = SCA_CLOSE_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | a14bb86 | 2013-07-30 16:38:23 -0300 | [diff] [blame] | 657 | { .name = "connect", .errmsg = true, }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 658 | { .name = "dup", .errmsg = true, |
| 659 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 660 | { .name = "dup2", .errmsg = true, |
| 661 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 662 | { .name = "dup3", .errmsg = true, |
| 663 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | 453350d | 2013-09-20 12:13:37 -0300 | [diff] [blame] | 664 | { .name = "epoll_ctl", .errmsg = true, STRARRAY(1, op, epoll_ctl_ops), }, |
Arnaldo Carvalho de Melo | 49af9e9 | 2013-09-12 12:18:56 -0300 | [diff] [blame] | 665 | { .name = "eventfd2", .errmsg = true, |
| 666 | .arg_scnprintf = { [1] = SCA_EFD_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 667 | { .name = "faccessat", .errmsg = true, |
| 668 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, |
| 669 | { .name = "fadvise64", .errmsg = true, |
| 670 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 671 | { .name = "fallocate", .errmsg = true, |
| 672 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 673 | { .name = "fchdir", .errmsg = true, |
| 674 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 675 | { .name = "fchmod", .errmsg = true, |
| 676 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 677 | { .name = "fchmodat", .errmsg = true, |
| 678 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, |
| 679 | { .name = "fchown", .errmsg = true, |
| 680 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 681 | { .name = "fchownat", .errmsg = true, |
| 682 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, |
| 683 | { .name = "fcntl", .errmsg = true, |
| 684 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ |
| 685 | [1] = SCA_STRARRAY, /* cmd */ }, |
| 686 | .arg_parm = { [1] = &strarray__fcntl_cmds, /* cmd */ }, }, |
| 687 | { .name = "fdatasync", .errmsg = true, |
| 688 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | 5cea6ff | 2013-09-20 11:49:50 -0300 | [diff] [blame] | 689 | { .name = "flock", .errmsg = true, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 690 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ |
| 691 | [1] = SCA_FLOCK, /* cmd */ }, }, |
| 692 | { .name = "fsetxattr", .errmsg = true, |
| 693 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 694 | { .name = "fstat", .errmsg = true, .alias = "newfstat", |
| 695 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 696 | { .name = "fstatat", .errmsg = true, .alias = "newfstatat", |
| 697 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, |
| 698 | { .name = "fstatfs", .errmsg = true, |
| 699 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 700 | { .name = "fsync", .errmsg = true, |
| 701 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 702 | { .name = "ftruncate", .errmsg = true, |
| 703 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | f9da0b0 | 2013-09-02 13:46:44 -0300 | [diff] [blame] | 704 | { .name = "futex", .errmsg = true, |
| 705 | .arg_scnprintf = { [1] = SCA_FUTEX_OP, /* op */ }, }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 706 | { .name = "futimesat", .errmsg = true, |
| 707 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, |
| 708 | { .name = "getdents", .errmsg = true, |
| 709 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 710 | { .name = "getdents64", .errmsg = true, |
| 711 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | 453350d | 2013-09-20 12:13:37 -0300 | [diff] [blame] | 712 | { .name = "getitimer", .errmsg = true, STRARRAY(0, which, itimers), }, |
| 713 | { .name = "getrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 714 | { .name = "ioctl", .errmsg = true, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 715 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ |
| 716 | [2] = SCA_HEX, /* arg */ }, }, |
Arnaldo Carvalho de Melo | 8bad5b0 | 2013-09-03 17:17:15 -0300 | [diff] [blame] | 717 | { .name = "kill", .errmsg = true, |
| 718 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 719 | { .name = "linkat", .errmsg = true, |
| 720 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, |
| 721 | { .name = "lseek", .errmsg = true, |
| 722 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ |
| 723 | [2] = SCA_STRARRAY, /* whence */ }, |
| 724 | .arg_parm = { [2] = &strarray__whences, /* whence */ }, }, |
Arnaldo Carvalho de Melo | e595968 | 2013-08-26 12:21:41 -0300 | [diff] [blame] | 725 | { .name = "lstat", .errmsg = true, .alias = "newlstat", }, |
Arnaldo Carvalho de Melo | 9e9716d | 2013-08-23 10:06:41 -0300 | [diff] [blame] | 726 | { .name = "madvise", .errmsg = true, |
| 727 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ |
| 728 | [2] = SCA_MADV_BHV, /* behavior */ }, }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 729 | { .name = "mkdirat", .errmsg = true, |
| 730 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, |
| 731 | { .name = "mknodat", .errmsg = true, |
| 732 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, |
Arnaldo Carvalho de Melo | 3d903aa | 2013-09-24 00:09:38 -0300 | [diff] [blame] | 733 | { .name = "mlock", .errmsg = true, |
| 734 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, |
| 735 | { .name = "mlockall", .errmsg = true, |
| 736 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 737 | { .name = "mmap", .hexret = true, |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 738 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ |
Arnaldo Carvalho de Melo | 941557e | 2013-08-23 10:48:33 -0300 | [diff] [blame] | 739 | [2] = SCA_MMAP_PROT, /* prot */ |
| 740 | [3] = SCA_MMAP_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 741 | { .name = "mprotect", .errmsg = true, |
Arnaldo Carvalho de Melo | ae68538 | 2013-08-20 17:44:42 -0300 | [diff] [blame] | 742 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ |
| 743 | [2] = SCA_MMAP_PROT, /* prot */ }, }, |
| 744 | { .name = "mremap", .hexret = true, |
| 745 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ |
| 746 | [4] = SCA_HEX, /* new_addr */ }, }, |
Arnaldo Carvalho de Melo | 3d903aa | 2013-09-24 00:09:38 -0300 | [diff] [blame] | 747 | { .name = "munlock", .errmsg = true, |
| 748 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, |
Arnaldo Carvalho de Melo | beccb2b | 2013-08-26 12:29:38 -0300 | [diff] [blame] | 749 | { .name = "munmap", .errmsg = true, |
| 750 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 751 | { .name = "name_to_handle_at", .errmsg = true, |
| 752 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, |
| 753 | { .name = "newfstatat", .errmsg = true, |
| 754 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, |
Arnaldo Carvalho de Melo | be65a89 | 2013-09-02 16:22:31 -0300 | [diff] [blame] | 755 | { .name = "open", .errmsg = true, |
| 756 | .arg_scnprintf = { [1] = SCA_OPEN_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | 31cd385 | 2013-09-02 16:40:40 -0300 | [diff] [blame] | 757 | { .name = "open_by_handle_at", .errmsg = true, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 758 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ |
| 759 | [2] = SCA_OPEN_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | 31cd385 | 2013-09-02 16:40:40 -0300 | [diff] [blame] | 760 | { .name = "openat", .errmsg = true, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 761 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ |
| 762 | [2] = SCA_OPEN_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | 46cce19 | 2013-09-23 12:52:04 -0300 | [diff] [blame] | 763 | { .name = "pipe2", .errmsg = true, |
| 764 | .arg_scnprintf = { [1] = SCA_PIPE_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 765 | { .name = "poll", .errmsg = true, .timeout = true, }, |
| 766 | { .name = "ppoll", .errmsg = true, .timeout = true, }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 767 | { .name = "pread", .errmsg = true, .alias = "pread64", |
| 768 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 769 | { .name = "preadv", .errmsg = true, .alias = "pread", |
| 770 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | 453350d | 2013-09-20 12:13:37 -0300 | [diff] [blame] | 771 | { .name = "prlimit64", .errmsg = true, STRARRAY(1, resource, rlimit_resources), }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 772 | { .name = "pwrite", .errmsg = true, .alias = "pwrite64", |
| 773 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 774 | { .name = "pwritev", .errmsg = true, |
| 775 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 776 | { .name = "read", .errmsg = true, |
| 777 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 778 | { .name = "readlinkat", .errmsg = true, |
| 779 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, |
| 780 | { .name = "readv", .errmsg = true, |
| 781 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | b2cc99fd | 2013-09-12 11:54:48 -0300 | [diff] [blame] | 782 | { .name = "recvfrom", .errmsg = true, |
| 783 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, |
| 784 | { .name = "recvmmsg", .errmsg = true, |
| 785 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, |
| 786 | { .name = "recvmsg", .errmsg = true, |
| 787 | .arg_scnprintf = { [2] = SCA_MSG_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 788 | { .name = "renameat", .errmsg = true, |
| 789 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, |
Arnaldo Carvalho de Melo | 8bad5b0 | 2013-09-03 17:17:15 -0300 | [diff] [blame] | 790 | { .name = "rt_sigaction", .errmsg = true, |
| 791 | .arg_scnprintf = { [0] = SCA_SIGNUM, /* sig */ }, }, |
Arnaldo Carvalho de Melo | 453350d | 2013-09-20 12:13:37 -0300 | [diff] [blame] | 792 | { .name = "rt_sigprocmask", .errmsg = true, STRARRAY(0, how, sighow), }, |
Arnaldo Carvalho de Melo | 8bad5b0 | 2013-09-03 17:17:15 -0300 | [diff] [blame] | 793 | { .name = "rt_sigqueueinfo", .errmsg = true, |
| 794 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, |
| 795 | { .name = "rt_tgsigqueueinfo", .errmsg = true, |
| 796 | .arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 797 | { .name = "select", .errmsg = true, .timeout = true, }, |
Arnaldo Carvalho de Melo | b2cc99fd | 2013-09-12 11:54:48 -0300 | [diff] [blame] | 798 | { .name = "sendmmsg", .errmsg = true, |
| 799 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, |
| 800 | { .name = "sendmsg", .errmsg = true, |
| 801 | .arg_scnprintf = { [2] = SCA_MSG_FLAGS, /* flags */ }, }, |
| 802 | { .name = "sendto", .errmsg = true, |
| 803 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, |
Arnaldo Carvalho de Melo | 453350d | 2013-09-20 12:13:37 -0300 | [diff] [blame] | 804 | { .name = "setitimer", .errmsg = true, STRARRAY(0, which, itimers), }, |
| 805 | { .name = "setrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 806 | { .name = "shutdown", .errmsg = true, |
| 807 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | e10bce8 | 2013-09-04 10:27:41 -0300 | [diff] [blame] | 808 | { .name = "socket", .errmsg = true, |
Arnaldo Carvalho de Melo | a28b24b | 2013-09-04 11:00:44 -0300 | [diff] [blame] | 809 | .arg_scnprintf = { [0] = SCA_STRARRAY, /* family */ |
| 810 | [1] = SCA_SK_TYPE, /* type */ }, |
Arnaldo Carvalho de Melo | e10bce8 | 2013-09-04 10:27:41 -0300 | [diff] [blame] | 811 | .arg_parm = { [0] = &strarray__socket_families, /* family */ }, }, |
Arnaldo Carvalho de Melo | 07120aa | 2013-09-20 12:24:20 -0300 | [diff] [blame] | 812 | { .name = "socketpair", .errmsg = true, |
| 813 | .arg_scnprintf = { [0] = SCA_STRARRAY, /* family */ |
| 814 | [1] = SCA_SK_TYPE, /* type */ }, |
| 815 | .arg_parm = { [0] = &strarray__socket_families, /* family */ }, }, |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 816 | { .name = "stat", .errmsg = true, .alias = "newstat", }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 817 | { .name = "symlinkat", .errmsg = true, |
| 818 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, |
Arnaldo Carvalho de Melo | 8bad5b0 | 2013-09-03 17:17:15 -0300 | [diff] [blame] | 819 | { .name = "tgkill", .errmsg = true, |
| 820 | .arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, }, |
| 821 | { .name = "tkill", .errmsg = true, |
| 822 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, |
Arnaldo Carvalho de Melo | e595968 | 2013-08-26 12:21:41 -0300 | [diff] [blame] | 823 | { .name = "uname", .errmsg = true, .alias = "newuname", }, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 824 | { .name = "unlinkat", .errmsg = true, |
| 825 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, |
| 826 | { .name = "utimensat", .errmsg = true, |
| 827 | .arg_scnprintf = { [0] = SCA_FDAT, /* dirfd */ }, }, |
| 828 | { .name = "write", .errmsg = true, |
| 829 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
| 830 | { .name = "writev", .errmsg = true, |
| 831 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 832 | }; |
| 833 | |
| 834 | static int syscall_fmt__cmp(const void *name, const void *fmtp) |
| 835 | { |
| 836 | const struct syscall_fmt *fmt = fmtp; |
| 837 | return strcmp(name, fmt->name); |
| 838 | } |
| 839 | |
| 840 | static struct syscall_fmt *syscall_fmt__find(const char *name) |
| 841 | { |
| 842 | const int nmemb = ARRAY_SIZE(syscall_fmts); |
| 843 | return bsearch(name, syscall_fmts, nmemb, sizeof(struct syscall_fmt), syscall_fmt__cmp); |
| 844 | } |
| 845 | |
| 846 | struct syscall { |
| 847 | struct event_format *tp_format; |
| 848 | const char *name; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 849 | bool filtered; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 850 | struct syscall_fmt *fmt; |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 851 | size_t (**arg_scnprintf)(char *bf, size_t size, struct syscall_arg *arg); |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 852 | void **arg_parm; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 853 | }; |
| 854 | |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 855 | static size_t fprintf_duration(unsigned long t, FILE *fp) |
| 856 | { |
| 857 | double duration = (double)t / NSEC_PER_MSEC; |
| 858 | size_t printed = fprintf(fp, "("); |
| 859 | |
| 860 | if (duration >= 1.0) |
| 861 | printed += color_fprintf(fp, PERF_COLOR_RED, "%6.3f ms", duration); |
| 862 | else if (duration >= 0.01) |
| 863 | printed += color_fprintf(fp, PERF_COLOR_YELLOW, "%6.3f ms", duration); |
| 864 | else |
| 865 | 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] | 866 | return printed + fprintf(fp, "): "); |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 867 | } |
| 868 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 869 | struct thread_trace { |
| 870 | u64 entry_time; |
| 871 | u64 exit_time; |
| 872 | bool entry_pending; |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 873 | unsigned long nr_events; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 874 | char *entry_str; |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 875 | double runtime_ms; |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 876 | struct { |
| 877 | int max; |
| 878 | char **table; |
| 879 | } paths; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 880 | }; |
| 881 | |
| 882 | static struct thread_trace *thread_trace__new(void) |
| 883 | { |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 884 | struct thread_trace *ttrace = zalloc(sizeof(struct thread_trace)); |
| 885 | |
| 886 | if (ttrace) |
| 887 | ttrace->paths.max = -1; |
| 888 | |
| 889 | return ttrace; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 890 | } |
| 891 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 892 | 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] | 893 | { |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 894 | struct thread_trace *ttrace; |
| 895 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 896 | if (thread == NULL) |
| 897 | goto fail; |
| 898 | |
| 899 | if (thread->priv == NULL) |
| 900 | thread->priv = thread_trace__new(); |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 901 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 902 | if (thread->priv == NULL) |
| 903 | goto fail; |
| 904 | |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 905 | ttrace = thread->priv; |
| 906 | ++ttrace->nr_events; |
| 907 | |
| 908 | return ttrace; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 909 | fail: |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 910 | color_fprintf(fp, PERF_COLOR_RED, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 911 | "WARNING: not enough memory, dropping samples!\n"); |
| 912 | return NULL; |
| 913 | } |
| 914 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 915 | struct trace { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 916 | struct perf_tool tool; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 917 | int audit_machine; |
| 918 | struct { |
| 919 | int max; |
| 920 | struct syscall *table; |
| 921 | } syscalls; |
| 922 | struct perf_record_opts opts; |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 923 | struct machine *host; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 924 | u64 base_time; |
David Ahern | 4bb0919 | 2013-09-04 12:37:43 -0600 | [diff] [blame] | 925 | bool full_time; |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 926 | FILE *output; |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 927 | unsigned long nr_events; |
Arnaldo Carvalho de Melo | b059efd | 2013-08-21 12:56:21 -0300 | [diff] [blame] | 928 | struct strlist *ev_qualifier; |
| 929 | bool not_ev_qualifier; |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 930 | bool live; |
David Ahern | bdc8966 | 2013-08-28 22:29:53 -0600 | [diff] [blame] | 931 | struct intlist *tid_list; |
| 932 | struct intlist *pid_list; |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 933 | bool sched; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 934 | bool multiple_threads; |
Arnaldo Carvalho de Melo | 50c95cb | 2013-09-12 12:35:21 -0300 | [diff] [blame] | 935 | bool show_comm; |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 936 | double duration_filter; |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 937 | double runtime_ms; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 938 | }; |
| 939 | |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 940 | static int thread__read_fd_path(struct thread *thread, int fd) |
| 941 | { |
| 942 | struct thread_trace *ttrace = thread->priv; |
| 943 | char linkname[PATH_MAX], pathname[PATH_MAX]; |
| 944 | struct stat st; |
| 945 | int ret; |
| 946 | |
| 947 | if (thread->pid_ == thread->tid) { |
| 948 | scnprintf(linkname, sizeof(linkname), |
| 949 | "/proc/%d/fd/%d", thread->pid_, fd); |
| 950 | } else { |
| 951 | scnprintf(linkname, sizeof(linkname), |
| 952 | "/proc/%d/task/%d/fd/%d", thread->pid_, thread->tid, fd); |
| 953 | } |
| 954 | |
| 955 | if (lstat(linkname, &st) < 0 || st.st_size + 1 > (off_t)sizeof(pathname)) |
| 956 | return -1; |
| 957 | |
| 958 | ret = readlink(linkname, pathname, sizeof(pathname)); |
| 959 | |
| 960 | if (ret < 0 || ret > st.st_size) |
| 961 | return -1; |
| 962 | |
| 963 | pathname[ret] = '\0'; |
| 964 | |
| 965 | if (fd > ttrace->paths.max) { |
| 966 | char **npath = realloc(ttrace->paths.table, (fd + 1) * sizeof(char *)); |
| 967 | |
| 968 | if (npath == NULL) |
| 969 | return -1; |
| 970 | |
| 971 | if (ttrace->paths.max != -1) { |
| 972 | memset(npath + ttrace->paths.max + 1, 0, |
| 973 | (fd - ttrace->paths.max) * sizeof(char *)); |
| 974 | } else { |
| 975 | memset(npath, 0, (fd + 1) * sizeof(char *)); |
| 976 | } |
| 977 | |
| 978 | ttrace->paths.table = npath; |
| 979 | ttrace->paths.max = fd; |
| 980 | } |
| 981 | |
| 982 | ttrace->paths.table[fd] = strdup(pathname); |
| 983 | |
| 984 | return ttrace->paths.table[fd] != NULL ? 0 : -1; |
| 985 | } |
| 986 | |
| 987 | static const char *thread__fd_path(struct thread *thread, int fd, bool live) |
| 988 | { |
| 989 | struct thread_trace *ttrace = thread->priv; |
| 990 | |
| 991 | if (ttrace == NULL) |
| 992 | return NULL; |
| 993 | |
| 994 | if (fd < 0) |
| 995 | return NULL; |
| 996 | |
| 997 | if ((fd > ttrace->paths.max || ttrace->paths.table[fd] == NULL) && |
| 998 | (!live || thread__read_fd_path(thread, fd))) |
| 999 | return NULL; |
| 1000 | |
| 1001 | return ttrace->paths.table[fd]; |
| 1002 | } |
| 1003 | |
| 1004 | static size_t syscall_arg__scnprintf_fd(char *bf, size_t size, |
| 1005 | struct syscall_arg *arg) |
| 1006 | { |
| 1007 | int fd = arg->val; |
| 1008 | size_t printed = scnprintf(bf, size, "%d", fd); |
| 1009 | const char *path = thread__fd_path(arg->thread, fd, arg->trace->live); |
| 1010 | |
| 1011 | if (path) |
| 1012 | printed += scnprintf(bf + printed, size - printed, "<%s>", path); |
| 1013 | |
| 1014 | return printed; |
| 1015 | } |
| 1016 | |
| 1017 | static size_t syscall_arg__scnprintf_close_fd(char *bf, size_t size, |
| 1018 | struct syscall_arg *arg) |
| 1019 | { |
| 1020 | int fd = arg->val; |
| 1021 | size_t printed = syscall_arg__scnprintf_fd(bf, size, arg); |
| 1022 | struct thread_trace *ttrace = arg->thread->priv; |
| 1023 | |
| 1024 | if (ttrace && fd >= 0 && fd <= ttrace->paths.max) { |
| 1025 | free(ttrace->paths.table[fd]); |
| 1026 | ttrace->paths.table[fd] = NULL; |
| 1027 | } |
| 1028 | |
| 1029 | return printed; |
| 1030 | } |
| 1031 | |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 1032 | static bool trace__filter_duration(struct trace *trace, double t) |
| 1033 | { |
| 1034 | return t < (trace->duration_filter * NSEC_PER_MSEC); |
| 1035 | } |
| 1036 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1037 | static size_t trace__fprintf_tstamp(struct trace *trace, u64 tstamp, FILE *fp) |
| 1038 | { |
| 1039 | double ts = (double)(tstamp - trace->base_time) / NSEC_PER_MSEC; |
| 1040 | |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 1041 | return fprintf(fp, "%10.3f ", ts); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1042 | } |
| 1043 | |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1044 | static bool done = false; |
| 1045 | |
| 1046 | static void sig_handler(int sig __maybe_unused) |
| 1047 | { |
| 1048 | done = true; |
| 1049 | } |
| 1050 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1051 | 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] | 1052 | u64 duration, u64 tstamp, FILE *fp) |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1053 | { |
| 1054 | size_t printed = trace__fprintf_tstamp(trace, tstamp, fp); |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 1055 | printed += fprintf_duration(duration, fp); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1056 | |
Arnaldo Carvalho de Melo | 50c95cb | 2013-09-12 12:35:21 -0300 | [diff] [blame] | 1057 | if (trace->multiple_threads) { |
| 1058 | if (trace->show_comm) |
| 1059 | printed += fprintf(fp, "%.14s/", thread->comm); |
Adrian Hunter | 3805123 | 2013-07-04 16:20:31 +0300 | [diff] [blame] | 1060 | printed += fprintf(fp, "%d ", thread->tid); |
Arnaldo Carvalho de Melo | 50c95cb | 2013-09-12 12:35:21 -0300 | [diff] [blame] | 1061 | } |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1062 | |
| 1063 | return printed; |
| 1064 | } |
| 1065 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1066 | static int trace__process_event(struct trace *trace, struct machine *machine, |
| 1067 | union perf_event *event) |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1068 | { |
| 1069 | int ret = 0; |
| 1070 | |
| 1071 | switch (event->header.type) { |
| 1072 | case PERF_RECORD_LOST: |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1073 | color_fprintf(trace->output, PERF_COLOR_RED, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1074 | "LOST %" PRIu64 " events!\n", event->lost.lost); |
| 1075 | ret = machine__process_lost_event(machine, event); |
| 1076 | default: |
| 1077 | ret = machine__process_event(machine, event); |
| 1078 | break; |
| 1079 | } |
| 1080 | |
| 1081 | return ret; |
| 1082 | } |
| 1083 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1084 | static int trace__tool_process(struct perf_tool *tool, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1085 | union perf_event *event, |
| 1086 | struct perf_sample *sample __maybe_unused, |
| 1087 | struct machine *machine) |
| 1088 | { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1089 | struct trace *trace = container_of(tool, struct trace, tool); |
| 1090 | return trace__process_event(trace, machine, event); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1091 | } |
| 1092 | |
| 1093 | static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist) |
| 1094 | { |
| 1095 | int err = symbol__init(); |
| 1096 | |
| 1097 | if (err) |
| 1098 | return err; |
| 1099 | |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 1100 | trace->host = machine__new_host(); |
| 1101 | if (trace->host == NULL) |
| 1102 | return -ENOMEM; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1103 | |
| 1104 | if (perf_target__has_task(&trace->opts.target)) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1105 | err = perf_event__synthesize_thread_map(&trace->tool, evlist->threads, |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1106 | trace__tool_process, |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 1107 | trace->host); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1108 | } else { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1109 | err = perf_event__synthesize_threads(&trace->tool, trace__tool_process, |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 1110 | trace->host); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1111 | } |
| 1112 | |
| 1113 | if (err) |
| 1114 | symbol__exit(); |
| 1115 | |
| 1116 | return err; |
| 1117 | } |
| 1118 | |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 1119 | static int syscall__set_arg_fmts(struct syscall *sc) |
| 1120 | { |
| 1121 | struct format_field *field; |
| 1122 | int idx = 0; |
| 1123 | |
| 1124 | sc->arg_scnprintf = calloc(sc->tp_format->format.nr_fields - 1, sizeof(void *)); |
| 1125 | if (sc->arg_scnprintf == NULL) |
| 1126 | return -1; |
| 1127 | |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 1128 | if (sc->fmt) |
| 1129 | sc->arg_parm = sc->fmt->arg_parm; |
| 1130 | |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 1131 | 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] | 1132 | if (sc->fmt && sc->fmt->arg_scnprintf[idx]) |
| 1133 | sc->arg_scnprintf[idx] = sc->fmt->arg_scnprintf[idx]; |
| 1134 | else if (field->flags & FIELD_IS_POINTER) |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 1135 | sc->arg_scnprintf[idx] = syscall_arg__scnprintf_hex; |
| 1136 | ++idx; |
| 1137 | } |
| 1138 | |
| 1139 | return 0; |
| 1140 | } |
| 1141 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1142 | static int trace__read_syscall_info(struct trace *trace, int id) |
| 1143 | { |
| 1144 | char tp_name[128]; |
| 1145 | struct syscall *sc; |
Arnaldo Carvalho de Melo | 3a53126 | 2012-10-20 12:39:03 -0300 | [diff] [blame] | 1146 | const char *name = audit_syscall_to_name(id, trace->audit_machine); |
| 1147 | |
| 1148 | if (name == NULL) |
| 1149 | return -1; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1150 | |
| 1151 | if (id > trace->syscalls.max) { |
| 1152 | struct syscall *nsyscalls = realloc(trace->syscalls.table, (id + 1) * sizeof(*sc)); |
| 1153 | |
| 1154 | if (nsyscalls == NULL) |
| 1155 | return -1; |
| 1156 | |
| 1157 | if (trace->syscalls.max != -1) { |
| 1158 | memset(nsyscalls + trace->syscalls.max + 1, 0, |
| 1159 | (id - trace->syscalls.max) * sizeof(*sc)); |
| 1160 | } else { |
| 1161 | memset(nsyscalls, 0, (id + 1) * sizeof(*sc)); |
| 1162 | } |
| 1163 | |
| 1164 | trace->syscalls.table = nsyscalls; |
| 1165 | trace->syscalls.max = id; |
| 1166 | } |
| 1167 | |
| 1168 | sc = trace->syscalls.table + id; |
Arnaldo Carvalho de Melo | 3a53126 | 2012-10-20 12:39:03 -0300 | [diff] [blame] | 1169 | sc->name = name; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1170 | |
Arnaldo Carvalho de Melo | b059efd | 2013-08-21 12:56:21 -0300 | [diff] [blame] | 1171 | if (trace->ev_qualifier) { |
| 1172 | bool in = strlist__find(trace->ev_qualifier, name) != NULL; |
| 1173 | |
| 1174 | if (!(in ^ trace->not_ev_qualifier)) { |
| 1175 | sc->filtered = true; |
| 1176 | /* |
| 1177 | * No need to do read tracepoint information since this will be |
| 1178 | * filtered out. |
| 1179 | */ |
| 1180 | return 0; |
| 1181 | } |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1182 | } |
| 1183 | |
Arnaldo Carvalho de Melo | 3a53126 | 2012-10-20 12:39:03 -0300 | [diff] [blame] | 1184 | sc->fmt = syscall_fmt__find(sc->name); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1185 | |
Arnaldo Carvalho de Melo | aec1930 | 2012-09-27 13:16:00 -0300 | [diff] [blame] | 1186 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->name); |
| 1187 | sc->tp_format = event_format__new("syscalls", tp_name); |
| 1188 | |
| 1189 | if (sc->tp_format == NULL && sc->fmt && sc->fmt->alias) { |
| 1190 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->fmt->alias); |
| 1191 | sc->tp_format = event_format__new("syscalls", tp_name); |
| 1192 | } |
| 1193 | |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 1194 | if (sc->tp_format == NULL) |
| 1195 | return -1; |
| 1196 | |
| 1197 | return syscall__set_arg_fmts(sc); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1198 | } |
| 1199 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1200 | static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size, |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 1201 | unsigned long *args, struct trace *trace, |
| 1202 | struct thread *thread) |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1203 | { |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1204 | size_t printed = 0; |
| 1205 | |
| 1206 | if (sc->tp_format != NULL) { |
| 1207 | struct format_field *field; |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 1208 | u8 bit = 1; |
| 1209 | struct syscall_arg arg = { |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 1210 | .idx = 0, |
| 1211 | .mask = 0, |
| 1212 | .trace = trace, |
| 1213 | .thread = thread, |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 1214 | }; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1215 | |
Arnaldo Carvalho de Melo | 6e7eeb5 | 2013-09-02 10:39:21 -0300 | [diff] [blame] | 1216 | for (field = sc->tp_format->format.fields->next; field; |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 1217 | field = field->next, ++arg.idx, bit <<= 1) { |
| 1218 | if (arg.mask & bit) |
Arnaldo Carvalho de Melo | 6e7eeb5 | 2013-09-02 10:39:21 -0300 | [diff] [blame] | 1219 | continue; |
Arnaldo Carvalho de Melo | 4aa5823 | 2013-09-20 12:19:41 -0300 | [diff] [blame] | 1220 | /* |
| 1221 | * Suppress this argument if its value is zero and |
| 1222 | * and we don't have a string associated in an |
| 1223 | * strarray for it. |
| 1224 | */ |
| 1225 | if (args[arg.idx] == 0 && |
| 1226 | !(sc->arg_scnprintf && |
| 1227 | sc->arg_scnprintf[arg.idx] == SCA_STRARRAY && |
| 1228 | sc->arg_parm[arg.idx])) |
Arnaldo Carvalho de Melo | 22ae5cf1 | 2013-09-12 11:27:34 -0300 | [diff] [blame] | 1229 | continue; |
| 1230 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1231 | printed += scnprintf(bf + printed, size - printed, |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 1232 | "%s%s: ", printed ? ", " : "", field->name); |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 1233 | if (sc->arg_scnprintf && sc->arg_scnprintf[arg.idx]) { |
| 1234 | arg.val = args[arg.idx]; |
Arnaldo Carvalho de Melo | 1f115cb | 2013-09-03 15:50:28 -0300 | [diff] [blame] | 1235 | if (sc->arg_parm) |
| 1236 | arg.parm = sc->arg_parm[arg.idx]; |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 1237 | printed += sc->arg_scnprintf[arg.idx](bf + printed, |
| 1238 | size - printed, &arg); |
Arnaldo Carvalho de Melo | 6e7eeb5 | 2013-09-02 10:39:21 -0300 | [diff] [blame] | 1239 | } else { |
Arnaldo Carvalho de Melo | 13d4ff3 | 2013-08-23 18:14:48 -0300 | [diff] [blame] | 1240 | printed += scnprintf(bf + printed, size - printed, |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 1241 | "%ld", args[arg.idx]); |
Arnaldo Carvalho de Melo | 6e7eeb5 | 2013-09-02 10:39:21 -0300 | [diff] [blame] | 1242 | } |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1243 | } |
| 1244 | } else { |
Arnaldo Carvalho de Melo | 01533e9 | 2013-09-03 12:20:12 -0300 | [diff] [blame] | 1245 | int i = 0; |
| 1246 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1247 | while (i < 6) { |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1248 | printed += scnprintf(bf + printed, size - printed, |
| 1249 | "%sarg%d: %ld", |
| 1250 | printed ? ", " : "", i, args[i]); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1251 | ++i; |
| 1252 | } |
| 1253 | } |
| 1254 | |
| 1255 | return printed; |
| 1256 | } |
| 1257 | |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1258 | typedef int (*tracepoint_handler)(struct trace *trace, struct perf_evsel *evsel, |
| 1259 | struct perf_sample *sample); |
| 1260 | |
| 1261 | static struct syscall *trace__syscall_info(struct trace *trace, |
| 1262 | struct perf_evsel *evsel, |
| 1263 | struct perf_sample *sample) |
| 1264 | { |
| 1265 | int id = perf_evsel__intval(evsel, sample, "id"); |
| 1266 | |
| 1267 | if (id < 0) { |
Arnaldo Carvalho de Melo | adaa18b | 2013-08-22 17:55:25 -0300 | [diff] [blame] | 1268 | |
| 1269 | /* |
| 1270 | * XXX: Noticed on x86_64, reproduced as far back as 3.0.36, haven't tried |
| 1271 | * before that, leaving at a higher verbosity level till that is |
| 1272 | * explained. Reproduced with plain ftrace with: |
| 1273 | * |
| 1274 | * echo 1 > /t/events/raw_syscalls/sys_exit/enable |
| 1275 | * grep "NR -1 " /t/trace_pipe |
| 1276 | * |
| 1277 | * After generating some load on the machine. |
| 1278 | */ |
| 1279 | if (verbose > 1) { |
| 1280 | static u64 n; |
| 1281 | fprintf(trace->output, "Invalid syscall %d id, skipping (%s, %" PRIu64 ") ...\n", |
| 1282 | id, perf_evsel__name(evsel), ++n); |
| 1283 | } |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1284 | return NULL; |
| 1285 | } |
| 1286 | |
| 1287 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL) && |
| 1288 | trace__read_syscall_info(trace, id)) |
| 1289 | goto out_cant_read; |
| 1290 | |
| 1291 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL)) |
| 1292 | goto out_cant_read; |
| 1293 | |
| 1294 | return &trace->syscalls.table[id]; |
| 1295 | |
| 1296 | out_cant_read: |
Arnaldo Carvalho de Melo | 7c304ee0 | 2013-08-22 16:49:54 -0300 | [diff] [blame] | 1297 | if (verbose) { |
| 1298 | fprintf(trace->output, "Problems reading syscall %d", id); |
| 1299 | if (id <= trace->syscalls.max && trace->syscalls.table[id].name != NULL) |
| 1300 | fprintf(trace->output, "(%s)", trace->syscalls.table[id].name); |
| 1301 | fputs(" information\n", trace->output); |
| 1302 | } |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1303 | return NULL; |
| 1304 | } |
| 1305 | |
| 1306 | static int trace__sys_enter(struct trace *trace, struct perf_evsel *evsel, |
| 1307 | struct perf_sample *sample) |
| 1308 | { |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1309 | char *msg; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1310 | void *args; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1311 | size_t printed = 0; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1312 | struct thread *thread; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1313 | struct syscall *sc = trace__syscall_info(trace, evsel, sample); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1314 | struct thread_trace *ttrace; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1315 | |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1316 | if (sc == NULL) |
| 1317 | return -1; |
| 1318 | |
| 1319 | if (sc->filtered) |
| 1320 | return 0; |
| 1321 | |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 1322 | thread = machine__findnew_thread(trace->host, sample->pid, sample->tid); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1323 | ttrace = thread__trace(thread, trace->output); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1324 | if (ttrace == NULL) |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1325 | return -1; |
| 1326 | |
| 1327 | args = perf_evsel__rawptr(evsel, sample, "args"); |
| 1328 | if (args == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1329 | fprintf(trace->output, "Problems reading syscall arguments\n"); |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1330 | return -1; |
| 1331 | } |
| 1332 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1333 | ttrace = thread->priv; |
| 1334 | |
| 1335 | if (ttrace->entry_str == NULL) { |
| 1336 | ttrace->entry_str = malloc(1024); |
| 1337 | if (!ttrace->entry_str) |
| 1338 | return -1; |
| 1339 | } |
| 1340 | |
| 1341 | ttrace->entry_time = sample->time; |
| 1342 | msg = ttrace->entry_str; |
| 1343 | printed += scnprintf(msg + printed, 1024 - printed, "%s(", sc->name); |
| 1344 | |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 1345 | printed += syscall__scnprintf_args(sc, msg + printed, 1024 - printed, |
| 1346 | args, trace, thread); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1347 | |
| 1348 | if (!strcmp(sc->name, "exit_group") || !strcmp(sc->name, "exit")) { |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 1349 | if (!trace->duration_filter) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1350 | trace__fprintf_entry_head(trace, thread, 1, sample->time, trace->output); |
| 1351 | fprintf(trace->output, "%-70s\n", ttrace->entry_str); |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 1352 | } |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1353 | } else |
| 1354 | ttrace->entry_pending = true; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1355 | |
| 1356 | return 0; |
| 1357 | } |
| 1358 | |
| 1359 | static int trace__sys_exit(struct trace *trace, struct perf_evsel *evsel, |
| 1360 | struct perf_sample *sample) |
| 1361 | { |
| 1362 | int ret; |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 1363 | u64 duration = 0; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1364 | struct thread *thread; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1365 | struct syscall *sc = trace__syscall_info(trace, evsel, sample); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1366 | struct thread_trace *ttrace; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1367 | |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1368 | if (sc == NULL) |
| 1369 | return -1; |
| 1370 | |
| 1371 | if (sc->filtered) |
| 1372 | return 0; |
| 1373 | |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 1374 | thread = machine__findnew_thread(trace->host, sample->pid, sample->tid); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1375 | ttrace = thread__trace(thread, trace->output); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1376 | if (ttrace == NULL) |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1377 | return -1; |
| 1378 | |
| 1379 | ret = perf_evsel__intval(evsel, sample, "ret"); |
| 1380 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1381 | ttrace = thread->priv; |
| 1382 | |
| 1383 | ttrace->exit_time = sample->time; |
| 1384 | |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 1385 | if (ttrace->entry_time) { |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 1386 | duration = sample->time - ttrace->entry_time; |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 1387 | if (trace__filter_duration(trace, duration)) |
| 1388 | goto out; |
| 1389 | } else if (trace->duration_filter) |
| 1390 | goto out; |
Arnaldo Carvalho de Melo | 60c907a | 2012-10-24 17:24:47 -0200 | [diff] [blame] | 1391 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1392 | 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] | 1393 | |
| 1394 | if (ttrace->entry_pending) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1395 | fprintf(trace->output, "%-70s", ttrace->entry_str); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1396 | } else { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1397 | fprintf(trace->output, " ... ["); |
| 1398 | color_fprintf(trace->output, PERF_COLOR_YELLOW, "continued"); |
| 1399 | fprintf(trace->output, "]: %s()", sc->name); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1400 | } |
| 1401 | |
Arnaldo Carvalho de Melo | da3c9a4 | 2013-08-26 11:28:34 -0300 | [diff] [blame] | 1402 | if (sc->fmt == NULL) { |
| 1403 | signed_print: |
| 1404 | fprintf(trace->output, ") = %d", ret); |
| 1405 | } else if (ret < 0 && sc->fmt->errmsg) { |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1406 | char bf[256]; |
| 1407 | const char *emsg = strerror_r(-ret, bf, sizeof(bf)), |
| 1408 | *e = audit_errno_to_name(-ret); |
| 1409 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1410 | fprintf(trace->output, ") = -1 %s %s", e, emsg); |
Arnaldo Carvalho de Melo | da3c9a4 | 2013-08-26 11:28:34 -0300 | [diff] [blame] | 1411 | } else if (ret == 0 && sc->fmt->timeout) |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1412 | fprintf(trace->output, ") = 0 Timeout"); |
Arnaldo Carvalho de Melo | 04b3472 | 2013-08-26 11:36:30 -0300 | [diff] [blame] | 1413 | else if (sc->fmt->hexret) |
| 1414 | fprintf(trace->output, ") = %#x", ret); |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1415 | else |
Arnaldo Carvalho de Melo | da3c9a4 | 2013-08-26 11:28:34 -0300 | [diff] [blame] | 1416 | goto signed_print; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1417 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1418 | fputc('\n', trace->output); |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 1419 | out: |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1420 | ttrace->entry_pending = false; |
| 1421 | |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1422 | return 0; |
| 1423 | } |
| 1424 | |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1425 | static int trace__sched_stat_runtime(struct trace *trace, struct perf_evsel *evsel, |
| 1426 | struct perf_sample *sample) |
| 1427 | { |
| 1428 | u64 runtime = perf_evsel__intval(evsel, sample, "runtime"); |
| 1429 | double runtime_ms = (double)runtime / NSEC_PER_MSEC; |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 1430 | struct thread *thread = machine__findnew_thread(trace->host, |
Adrian Hunter | 314add6 | 2013-08-27 11:23:03 +0300 | [diff] [blame] | 1431 | sample->pid, |
| 1432 | sample->tid); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1433 | struct thread_trace *ttrace = thread__trace(thread, trace->output); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1434 | |
| 1435 | if (ttrace == NULL) |
| 1436 | goto out_dump; |
| 1437 | |
| 1438 | ttrace->runtime_ms += runtime_ms; |
| 1439 | trace->runtime_ms += runtime_ms; |
| 1440 | return 0; |
| 1441 | |
| 1442 | out_dump: |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1443 | 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] | 1444 | evsel->name, |
| 1445 | perf_evsel__strval(evsel, sample, "comm"), |
| 1446 | (pid_t)perf_evsel__intval(evsel, sample, "pid"), |
| 1447 | runtime, |
| 1448 | perf_evsel__intval(evsel, sample, "vruntime")); |
| 1449 | return 0; |
| 1450 | } |
| 1451 | |
David Ahern | bdc8966 | 2013-08-28 22:29:53 -0600 | [diff] [blame] | 1452 | static bool skip_sample(struct trace *trace, struct perf_sample *sample) |
| 1453 | { |
| 1454 | if ((trace->pid_list && intlist__find(trace->pid_list, sample->pid)) || |
| 1455 | (trace->tid_list && intlist__find(trace->tid_list, sample->tid))) |
| 1456 | return false; |
| 1457 | |
| 1458 | if (trace->pid_list || trace->tid_list) |
| 1459 | return true; |
| 1460 | |
| 1461 | return false; |
| 1462 | } |
| 1463 | |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1464 | static int trace__process_sample(struct perf_tool *tool, |
| 1465 | union perf_event *event __maybe_unused, |
| 1466 | struct perf_sample *sample, |
| 1467 | struct perf_evsel *evsel, |
| 1468 | struct machine *machine __maybe_unused) |
| 1469 | { |
| 1470 | struct trace *trace = container_of(tool, struct trace, tool); |
| 1471 | int err = 0; |
| 1472 | |
| 1473 | tracepoint_handler handler = evsel->handler.func; |
| 1474 | |
David Ahern | bdc8966 | 2013-08-28 22:29:53 -0600 | [diff] [blame] | 1475 | if (skip_sample(trace, sample)) |
| 1476 | return 0; |
| 1477 | |
David Ahern | 4bb0919 | 2013-09-04 12:37:43 -0600 | [diff] [blame] | 1478 | if (!trace->full_time && trace->base_time == 0) |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1479 | trace->base_time = sample->time; |
| 1480 | |
| 1481 | if (handler) |
| 1482 | handler(trace, evsel, sample); |
| 1483 | |
| 1484 | return err; |
| 1485 | } |
| 1486 | |
| 1487 | static bool |
| 1488 | perf_session__has_tp(struct perf_session *session, const char *name) |
| 1489 | { |
| 1490 | struct perf_evsel *evsel; |
| 1491 | |
| 1492 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, name); |
| 1493 | |
| 1494 | return evsel != NULL; |
| 1495 | } |
| 1496 | |
David Ahern | bdc8966 | 2013-08-28 22:29:53 -0600 | [diff] [blame] | 1497 | static int parse_target_str(struct trace *trace) |
| 1498 | { |
| 1499 | if (trace->opts.target.pid) { |
| 1500 | trace->pid_list = intlist__new(trace->opts.target.pid); |
| 1501 | if (trace->pid_list == NULL) { |
| 1502 | pr_err("Error parsing process id string\n"); |
| 1503 | return -EINVAL; |
| 1504 | } |
| 1505 | } |
| 1506 | |
| 1507 | if (trace->opts.target.tid) { |
| 1508 | trace->tid_list = intlist__new(trace->opts.target.tid); |
| 1509 | if (trace->tid_list == NULL) { |
| 1510 | pr_err("Error parsing thread id string\n"); |
| 1511 | return -EINVAL; |
| 1512 | } |
| 1513 | } |
| 1514 | |
| 1515 | return 0; |
| 1516 | } |
| 1517 | |
David Ahern | 5e2485b | 2013-09-28 13:13:01 -0600 | [diff] [blame] | 1518 | static int trace__record(int argc, const char **argv) |
| 1519 | { |
| 1520 | unsigned int rec_argc, i, j; |
| 1521 | const char **rec_argv; |
| 1522 | const char * const record_args[] = { |
| 1523 | "record", |
| 1524 | "-R", |
| 1525 | "-m", "1024", |
| 1526 | "-c", "1", |
| 1527 | "-e", "raw_syscalls:sys_enter,raw_syscalls:sys_exit", |
| 1528 | }; |
| 1529 | |
| 1530 | rec_argc = ARRAY_SIZE(record_args) + argc; |
| 1531 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); |
| 1532 | |
| 1533 | if (rec_argv == NULL) |
| 1534 | return -ENOMEM; |
| 1535 | |
| 1536 | for (i = 0; i < ARRAY_SIZE(record_args); i++) |
| 1537 | rec_argv[i] = record_args[i]; |
| 1538 | |
| 1539 | for (j = 0; j < (unsigned int)argc; j++, i++) |
| 1540 | rec_argv[i] = argv[j]; |
| 1541 | |
| 1542 | return cmd_record(i, rec_argv, NULL); |
| 1543 | } |
| 1544 | |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1545 | 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] | 1546 | { |
Namhyung Kim | 334fe7a | 2013-03-11 16:43:12 +0900 | [diff] [blame] | 1547 | struct perf_evlist *evlist = perf_evlist__new(); |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1548 | struct perf_evsel *evsel; |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 1549 | int err = -1, i; |
| 1550 | unsigned long before; |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1551 | const bool forks = argc > 0; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1552 | |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 1553 | trace->live = true; |
| 1554 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1555 | if (evlist == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1556 | fprintf(trace->output, "Not enough memory to run!\n"); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1557 | goto out; |
| 1558 | } |
| 1559 | |
Arnaldo Carvalho de Melo | 39876e7 | 2012-10-03 11:40:22 -0300 | [diff] [blame] | 1560 | if (perf_evlist__add_newtp(evlist, "raw_syscalls", "sys_enter", trace__sys_enter) || |
| 1561 | 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] | 1562 | 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] | 1563 | goto out_delete_evlist; |
| 1564 | } |
| 1565 | |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1566 | if (trace->sched && |
| 1567 | perf_evlist__add_newtp(evlist, "sched", "sched_stat_runtime", |
| 1568 | trace__sched_stat_runtime)) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1569 | 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] | 1570 | goto out_delete_evlist; |
| 1571 | } |
| 1572 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1573 | err = perf_evlist__create_maps(evlist, &trace->opts.target); |
| 1574 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1575 | 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] | 1576 | goto out_delete_evlist; |
| 1577 | } |
| 1578 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1579 | err = trace__symbols_init(trace, evlist); |
| 1580 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1581 | fprintf(trace->output, "Problems initializing symbol libraries!\n"); |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 1582 | goto out_delete_maps; |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1583 | } |
| 1584 | |
Arnaldo Carvalho de Melo | f77a951 | 2012-12-10 16:41:31 -0300 | [diff] [blame] | 1585 | perf_evlist__config(evlist, &trace->opts); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1586 | |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1587 | signal(SIGCHLD, sig_handler); |
| 1588 | signal(SIGINT, sig_handler); |
| 1589 | |
| 1590 | if (forks) { |
Namhyung Kim | 6ef73ec | 2013-03-11 16:43:15 +0900 | [diff] [blame] | 1591 | err = perf_evlist__prepare_workload(evlist, &trace->opts.target, |
Namhyung Kim | 55e162e | 2013-03-11 16:43:17 +0900 | [diff] [blame] | 1592 | argv, false, false); |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1593 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1594 | fprintf(trace->output, "Couldn't run the workload!\n"); |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 1595 | goto out_delete_maps; |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1596 | } |
| 1597 | } |
| 1598 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1599 | err = perf_evlist__open(evlist); |
| 1600 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1601 | fprintf(trace->output, "Couldn't create the events: %s\n", strerror(errno)); |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 1602 | goto out_delete_maps; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1603 | } |
| 1604 | |
| 1605 | err = perf_evlist__mmap(evlist, UINT_MAX, false); |
| 1606 | if (err < 0) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1607 | fprintf(trace->output, "Couldn't mmap the events: %s\n", strerror(errno)); |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 1608 | goto out_close_evlist; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1609 | } |
| 1610 | |
| 1611 | perf_evlist__enable(evlist); |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1612 | |
| 1613 | if (forks) |
| 1614 | perf_evlist__start_workload(evlist); |
| 1615 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1616 | 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] | 1617 | again: |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 1618 | before = trace->nr_events; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1619 | |
| 1620 | for (i = 0; i < evlist->nr_mmaps; i++) { |
| 1621 | union perf_event *event; |
| 1622 | |
| 1623 | while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) { |
| 1624 | const u32 type = event->header.type; |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1625 | tracepoint_handler handler; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1626 | struct perf_sample sample; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1627 | |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 1628 | ++trace->nr_events; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1629 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1630 | err = perf_evlist__parse_sample(evlist, event, &sample); |
| 1631 | if (err) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1632 | 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] | 1633 | continue; |
| 1634 | } |
| 1635 | |
David Ahern | 4bb0919 | 2013-09-04 12:37:43 -0600 | [diff] [blame] | 1636 | if (!trace->full_time && trace->base_time == 0) |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1637 | trace->base_time = sample.time; |
| 1638 | |
| 1639 | if (type != PERF_RECORD_SAMPLE) { |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 1640 | trace__process_event(trace, trace->host, event); |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1641 | continue; |
| 1642 | } |
| 1643 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1644 | evsel = perf_evlist__id2evsel(evlist, sample.id); |
| 1645 | if (evsel == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1646 | 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] | 1647 | continue; |
| 1648 | } |
| 1649 | |
Arnaldo Carvalho de Melo | 752fde4 | 2012-10-06 18:43:19 -0300 | [diff] [blame] | 1650 | if (sample.raw_data == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1651 | 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] | 1652 | perf_evsel__name(evsel), sample.tid, |
| 1653 | sample.cpu, sample.raw_size); |
| 1654 | continue; |
| 1655 | } |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1656 | |
Arnaldo Carvalho de Melo | ba3d7de | 2012-09-28 17:58:36 -0300 | [diff] [blame] | 1657 | handler = evsel->handler.func; |
| 1658 | handler(trace, evsel, &sample); |
Arnaldo Carvalho de Melo | 20c5f10 | 2013-09-03 11:55:07 -0300 | [diff] [blame] | 1659 | |
| 1660 | if (done) |
| 1661 | goto out_unmap_evlist; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1662 | } |
| 1663 | } |
| 1664 | |
Arnaldo Carvalho de Melo | efd5745 | 2012-10-17 17:09:46 -0300 | [diff] [blame] | 1665 | if (trace->nr_events == before) { |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1666 | if (done) |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 1667 | goto out_unmap_evlist; |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1668 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1669 | poll(evlist->pollfd, evlist->nr_fds, -1); |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1670 | } |
| 1671 | |
| 1672 | if (done) |
| 1673 | perf_evlist__disable(evlist); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1674 | |
| 1675 | goto again; |
| 1676 | |
Namhyung Kim | 3beb086 | 2013-03-15 14:48:50 +0900 | [diff] [blame] | 1677 | out_unmap_evlist: |
| 1678 | perf_evlist__munmap(evlist); |
| 1679 | out_close_evlist: |
| 1680 | perf_evlist__close(evlist); |
| 1681 | out_delete_maps: |
| 1682 | perf_evlist__delete_maps(evlist); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1683 | out_delete_evlist: |
| 1684 | perf_evlist__delete(evlist); |
| 1685 | out: |
Arnaldo Carvalho de Melo | 75b757ca | 2013-09-24 11:04:32 -0300 | [diff] [blame] | 1686 | trace->live = false; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1687 | return err; |
| 1688 | } |
| 1689 | |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1690 | static int trace__replay(struct trace *trace) |
| 1691 | { |
| 1692 | const struct perf_evsel_str_handler handlers[] = { |
| 1693 | { "raw_syscalls:sys_enter", trace__sys_enter, }, |
| 1694 | { "raw_syscalls:sys_exit", trace__sys_exit, }, |
| 1695 | }; |
| 1696 | |
| 1697 | struct perf_session *session; |
| 1698 | int err = -1; |
| 1699 | |
| 1700 | trace->tool.sample = trace__process_sample; |
| 1701 | trace->tool.mmap = perf_event__process_mmap; |
David Ahern | 384c671 | 2013-09-22 19:44:58 -0600 | [diff] [blame] | 1702 | trace->tool.mmap2 = perf_event__process_mmap2; |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1703 | trace->tool.comm = perf_event__process_comm; |
| 1704 | trace->tool.exit = perf_event__process_exit; |
| 1705 | trace->tool.fork = perf_event__process_fork; |
| 1706 | trace->tool.attr = perf_event__process_attr; |
| 1707 | trace->tool.tracing_data = perf_event__process_tracing_data; |
| 1708 | trace->tool.build_id = perf_event__process_build_id; |
| 1709 | |
| 1710 | trace->tool.ordered_samples = true; |
| 1711 | trace->tool.ordering_requires_timestamps = true; |
| 1712 | |
| 1713 | /* add tid to output */ |
| 1714 | trace->multiple_threads = true; |
| 1715 | |
| 1716 | if (symbol__init() < 0) |
| 1717 | return -1; |
| 1718 | |
| 1719 | session = perf_session__new(input_name, O_RDONLY, 0, false, |
| 1720 | &trace->tool); |
| 1721 | if (session == NULL) |
| 1722 | return -ENOMEM; |
| 1723 | |
David Ahern | 8fb598e | 2013-09-28 13:13:00 -0600 | [diff] [blame] | 1724 | trace->host = &session->machines.host; |
| 1725 | |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1726 | err = perf_session__set_tracepoints_handlers(session, handlers); |
| 1727 | if (err) |
| 1728 | goto out; |
| 1729 | |
| 1730 | if (!perf_session__has_tp(session, "raw_syscalls:sys_enter")) { |
| 1731 | pr_err("Data file does not have raw_syscalls:sys_enter events\n"); |
| 1732 | goto out; |
| 1733 | } |
| 1734 | |
| 1735 | if (!perf_session__has_tp(session, "raw_syscalls:sys_exit")) { |
| 1736 | pr_err("Data file does not have raw_syscalls:sys_exit events\n"); |
| 1737 | goto out; |
| 1738 | } |
| 1739 | |
David Ahern | bdc8966 | 2013-08-28 22:29:53 -0600 | [diff] [blame] | 1740 | err = parse_target_str(trace); |
| 1741 | if (err != 0) |
| 1742 | goto out; |
| 1743 | |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1744 | setup_pager(); |
| 1745 | |
| 1746 | err = perf_session__process_events(session, &trace->tool); |
| 1747 | if (err) |
| 1748 | pr_err("Failed to process events, error %d", err); |
| 1749 | |
| 1750 | out: |
| 1751 | perf_session__delete(session); |
| 1752 | |
| 1753 | return err; |
| 1754 | } |
| 1755 | |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1756 | static size_t trace__fprintf_threads_header(FILE *fp) |
| 1757 | { |
| 1758 | size_t printed; |
| 1759 | |
| 1760 | printed = fprintf(fp, "\n _____________________________________________________________________\n"); |
| 1761 | printed += fprintf(fp," __) Summary of events (__\n\n"); |
| 1762 | printed += fprintf(fp," [ task - pid ] [ events ] [ ratio ] [ runtime ]\n"); |
| 1763 | printed += fprintf(fp," _____________________________________________________________________\n\n"); |
| 1764 | |
| 1765 | return printed; |
| 1766 | } |
| 1767 | |
David Ahern | 896cbb5 | 2013-09-28 13:12:59 -0600 | [diff] [blame] | 1768 | /* struct used to pass data to per-thread function */ |
| 1769 | struct summary_data { |
| 1770 | FILE *fp; |
| 1771 | struct trace *trace; |
| 1772 | size_t printed; |
| 1773 | }; |
| 1774 | |
| 1775 | static int trace__fprintf_one_thread(struct thread *thread, void *priv) |
| 1776 | { |
| 1777 | struct summary_data *data = priv; |
| 1778 | FILE *fp = data->fp; |
| 1779 | size_t printed = data->printed; |
| 1780 | struct trace *trace = data->trace; |
| 1781 | struct thread_trace *ttrace = thread->priv; |
| 1782 | const char *color; |
| 1783 | double ratio; |
| 1784 | |
| 1785 | if (ttrace == NULL) |
| 1786 | return 0; |
| 1787 | |
| 1788 | ratio = (double)ttrace->nr_events / trace->nr_events * 100.0; |
| 1789 | |
| 1790 | color = PERF_COLOR_NORMAL; |
| 1791 | if (ratio > 50.0) |
| 1792 | color = PERF_COLOR_RED; |
| 1793 | else if (ratio > 25.0) |
| 1794 | color = PERF_COLOR_GREEN; |
| 1795 | else if (ratio > 5.0) |
| 1796 | color = PERF_COLOR_YELLOW; |
| 1797 | |
| 1798 | printed += color_fprintf(fp, color, "%20s", thread->comm); |
| 1799 | printed += fprintf(fp, " - %-5d :%11lu [", thread->tid, ttrace->nr_events); |
| 1800 | printed += color_fprintf(fp, color, "%5.1f%%", ratio); |
| 1801 | printed += fprintf(fp, " ] %10.3f ms\n", ttrace->runtime_ms); |
| 1802 | |
| 1803 | data->printed += printed; |
| 1804 | |
| 1805 | return 0; |
| 1806 | } |
| 1807 | |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1808 | static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp) |
| 1809 | { |
David Ahern | 896cbb5 | 2013-09-28 13:12:59 -0600 | [diff] [blame] | 1810 | struct summary_data data = { |
| 1811 | .fp = fp, |
| 1812 | .trace = trace |
| 1813 | }; |
| 1814 | data.printed = trace__fprintf_threads_header(fp); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1815 | |
David Ahern | 896cbb5 | 2013-09-28 13:12:59 -0600 | [diff] [blame] | 1816 | machine__for_each_thread(trace->host, trace__fprintf_one_thread, &data); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1817 | |
David Ahern | 896cbb5 | 2013-09-28 13:12:59 -0600 | [diff] [blame] | 1818 | return data.printed; |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1819 | } |
| 1820 | |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 1821 | static int trace__set_duration(const struct option *opt, const char *str, |
| 1822 | int unset __maybe_unused) |
| 1823 | { |
| 1824 | struct trace *trace = opt->value; |
| 1825 | |
| 1826 | trace->duration_filter = atof(str); |
| 1827 | return 0; |
| 1828 | } |
| 1829 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1830 | static int trace__open_output(struct trace *trace, const char *filename) |
| 1831 | { |
| 1832 | struct stat st; |
| 1833 | |
| 1834 | if (!stat(filename, &st) && st.st_size) { |
| 1835 | char oldname[PATH_MAX]; |
| 1836 | |
| 1837 | scnprintf(oldname, sizeof(oldname), "%s.old", filename); |
| 1838 | unlink(oldname); |
| 1839 | rename(filename, oldname); |
| 1840 | } |
| 1841 | |
| 1842 | trace->output = fopen(filename, "w"); |
| 1843 | |
| 1844 | return trace->output == NULL ? -errno : 0; |
| 1845 | } |
| 1846 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1847 | int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused) |
| 1848 | { |
| 1849 | const char * const trace_usage[] = { |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1850 | "perf trace [<options>] [<command>]", |
| 1851 | "perf trace [<options>] -- <command> [<options>]", |
David Ahern | 5e2485b | 2013-09-28 13:13:01 -0600 | [diff] [blame] | 1852 | "perf trace record [<options>] [<command>]", |
| 1853 | "perf trace record [<options>] -- <command> [<options>]", |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1854 | NULL |
| 1855 | }; |
| 1856 | struct trace trace = { |
| 1857 | .audit_machine = audit_detect_machine(), |
| 1858 | .syscalls = { |
| 1859 | . max = -1, |
| 1860 | }, |
| 1861 | .opts = { |
| 1862 | .target = { |
| 1863 | .uid = UINT_MAX, |
| 1864 | .uses_mmap = true, |
| 1865 | }, |
| 1866 | .user_freq = UINT_MAX, |
| 1867 | .user_interval = ULLONG_MAX, |
| 1868 | .no_delay = true, |
| 1869 | .mmap_pages = 1024, |
| 1870 | }, |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1871 | .output = stdout, |
Arnaldo Carvalho de Melo | 50c95cb | 2013-09-12 12:35:21 -0300 | [diff] [blame] | 1872 | .show_comm = true, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1873 | }; |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1874 | const char *output_name = NULL; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1875 | const char *ev_qualifier_str = NULL; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1876 | const struct option trace_options[] = { |
Arnaldo Carvalho de Melo | 50c95cb | 2013-09-12 12:35:21 -0300 | [diff] [blame] | 1877 | OPT_BOOLEAN(0, "comm", &trace.show_comm, |
| 1878 | "show the thread COMM next to its id"), |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1879 | OPT_STRING('e', "expr", &ev_qualifier_str, "expr", |
| 1880 | "list of events to trace"), |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1881 | OPT_STRING('o', "output", &output_name, "file", "output file name"), |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1882 | OPT_STRING('i', "input", &input_name, "file", "Analyze events in file"), |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1883 | OPT_STRING('p', "pid", &trace.opts.target.pid, "pid", |
| 1884 | "trace events on existing process id"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 1885 | OPT_STRING('t', "tid", &trace.opts.target.tid, "tid", |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1886 | "trace events on existing thread id"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 1887 | OPT_BOOLEAN('a', "all-cpus", &trace.opts.target.system_wide, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1888 | "system-wide collection from all CPUs"), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 1889 | OPT_STRING('C', "cpu", &trace.opts.target.cpu_list, "cpu", |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1890 | "list of cpus to monitor"), |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1891 | OPT_BOOLEAN(0, "no-inherit", &trace.opts.no_inherit, |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1892 | "child tasks do not inherit counters"), |
Jiri Olsa | 994a1f7 | 2013-09-01 12:36:12 +0200 | [diff] [blame] | 1893 | OPT_CALLBACK('m', "mmap-pages", &trace.opts.mmap_pages, "pages", |
| 1894 | "number of mmap data pages", |
| 1895 | perf_evlist__parse_mmap_pages), |
David Ahern | ac9be8e | 2013-08-20 11:15:45 -0600 | [diff] [blame] | 1896 | OPT_STRING('u', "uid", &trace.opts.target.uid_str, "user", |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1897 | "user to profile"), |
Arnaldo Carvalho de Melo | ae9ed03 | 2012-10-08 09:56:00 -0300 | [diff] [blame] | 1898 | OPT_CALLBACK(0, "duration", &trace, "float", |
| 1899 | "show only events with duration > N.M ms", |
| 1900 | trace__set_duration), |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1901 | OPT_BOOLEAN(0, "sched", &trace.sched, "show blocking scheduler events"), |
Arnaldo Carvalho de Melo | 7c304ee0 | 2013-08-22 16:49:54 -0300 | [diff] [blame] | 1902 | OPT_INCR('v', "verbose", &verbose, "be more verbose"), |
David Ahern | 4bb0919 | 2013-09-04 12:37:43 -0600 | [diff] [blame] | 1903 | OPT_BOOLEAN('T', "time", &trace.full_time, |
| 1904 | "Show full timestamp, not time relative to first start"), |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1905 | OPT_END() |
| 1906 | }; |
| 1907 | int err; |
Namhyung Kim | 32caf0d | 2012-10-05 14:02:13 +0900 | [diff] [blame] | 1908 | char bf[BUFSIZ]; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1909 | |
David Ahern | 5e2485b | 2013-09-28 13:13:01 -0600 | [diff] [blame] | 1910 | if ((argc > 1) && (strcmp(argv[1], "record") == 0)) |
| 1911 | return trace__record(argc-2, &argv[2]); |
| 1912 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1913 | argc = parse_options(argc, argv, trace_options, trace_usage, 0); |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1914 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1915 | if (output_name != NULL) { |
| 1916 | err = trace__open_output(&trace, output_name); |
| 1917 | if (err < 0) { |
| 1918 | perror("failed to create output file"); |
| 1919 | goto out; |
| 1920 | } |
| 1921 | } |
| 1922 | |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1923 | if (ev_qualifier_str != NULL) { |
Arnaldo Carvalho de Melo | b059efd | 2013-08-21 12:56:21 -0300 | [diff] [blame] | 1924 | const char *s = ev_qualifier_str; |
| 1925 | |
| 1926 | trace.not_ev_qualifier = *s == '!'; |
| 1927 | if (trace.not_ev_qualifier) |
| 1928 | ++s; |
| 1929 | trace.ev_qualifier = strlist__new(true, s); |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1930 | if (trace.ev_qualifier == NULL) { |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1931 | fputs("Not enough memory to parse event qualifier", |
| 1932 | trace.output); |
| 1933 | err = -ENOMEM; |
| 1934 | goto out_close; |
Arnaldo Carvalho de Melo | 2ae3a31 | 2013-08-09 12:28:31 -0300 | [diff] [blame] | 1935 | } |
| 1936 | } |
| 1937 | |
Namhyung Kim | 32caf0d | 2012-10-05 14:02:13 +0900 | [diff] [blame] | 1938 | err = perf_target__validate(&trace.opts.target); |
| 1939 | if (err) { |
| 1940 | perf_target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1941 | fprintf(trace.output, "%s", bf); |
| 1942 | goto out_close; |
Namhyung Kim | 32caf0d | 2012-10-05 14:02:13 +0900 | [diff] [blame] | 1943 | } |
| 1944 | |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1945 | err = perf_target__parse_uid(&trace.opts.target); |
| 1946 | if (err) { |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1947 | perf_target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1948 | fprintf(trace.output, "%s", bf); |
| 1949 | goto out_close; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1950 | } |
| 1951 | |
Namhyung Kim | f15eb53 | 2012-10-05 14:02:16 +0900 | [diff] [blame] | 1952 | if (!argc && perf_target__none(&trace.opts.target)) |
Namhyung Kim | ee76120 | 2012-10-05 14:02:14 +0900 | [diff] [blame] | 1953 | trace.opts.target.system_wide = true; |
| 1954 | |
David Ahern | 6810fc9 | 2013-08-28 22:29:52 -0600 | [diff] [blame] | 1955 | if (input_name) |
| 1956 | err = trace__replay(&trace); |
| 1957 | else |
| 1958 | err = trace__run(&trace, argc, argv); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1959 | |
| 1960 | if (trace.sched && !err) |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1961 | trace__fprintf_thread_summary(&trace, trace.output); |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1962 | |
Arnaldo Carvalho de Melo | c24ff99 | 2013-08-19 12:01:10 -0300 | [diff] [blame] | 1963 | out_close: |
| 1964 | if (output_name != NULL) |
| 1965 | fclose(trace.output); |
| 1966 | out: |
Arnaldo Carvalho de Melo | 1302d88 | 2012-10-17 17:13:12 -0300 | [diff] [blame] | 1967 | return err; |
Arnaldo Carvalho de Melo | 514f1c6 | 2012-09-26 20:05:56 -0300 | [diff] [blame] | 1968 | } |