Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 1 | /* |
| 2 | * builtin-annotate.c |
| 3 | * |
| 4 | * Builtin annotate command: Analyze the perf.data input file, |
| 5 | * look up and read DSOs and symbol information and display |
| 6 | * a histogram of results, along various sorting keys. |
| 7 | */ |
| 8 | #include "builtin.h" |
| 9 | |
| 10 | #include "util/util.h" |
| 11 | |
| 12 | #include "util/color.h" |
Arnaldo Carvalho de Melo | 5da5025 | 2009-07-01 14:46:08 -0300 | [diff] [blame] | 13 | #include <linux/list.h> |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 14 | #include "util/cache.h" |
Arnaldo Carvalho de Melo | 43cbcd8 | 2009-07-01 12:28:37 -0300 | [diff] [blame] | 15 | #include <linux/rbtree.h> |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 16 | #include "util/symbol.h" |
| 17 | #include "util/string.h" |
| 18 | |
| 19 | #include "perf.h" |
Frederic Weisbecker | 8f28827a | 2009-08-16 22:05:48 +0200 | [diff] [blame] | 20 | #include "util/debug.h" |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 21 | |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 22 | #include "util/event.h" |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 23 | #include "util/parse-options.h" |
| 24 | #include "util/parse-events.h" |
Frederic Weisbecker | 6baa0a5 | 2009-08-14 12:21:53 +0200 | [diff] [blame] | 25 | #include "util/thread.h" |
John Kacur | dd68ada | 2009-09-24 18:02:49 +0200 | [diff] [blame] | 26 | #include "util/sort.h" |
John Kacur | 3d1d07e | 2009-09-28 15:32:55 +0200 | [diff] [blame] | 27 | #include "util/hist.h" |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 28 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 29 | static char const *input_name = "perf.data"; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 30 | |
Peter Zijlstra | fa6963b | 2009-08-19 11:18:26 +0200 | [diff] [blame] | 31 | static int force; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 32 | static int input; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 33 | |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 34 | static int full_paths; |
| 35 | |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 36 | static int print_line; |
| 37 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 38 | static unsigned long page_size; |
| 39 | static unsigned long mmap_window = 32; |
| 40 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 41 | struct sym_hist { |
| 42 | u64 sum; |
| 43 | u64 ip[0]; |
| 44 | }; |
| 45 | |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 46 | struct sym_ext { |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 47 | struct rb_node node; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 48 | double percent; |
| 49 | char *path; |
| 50 | }; |
| 51 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 52 | struct sym_priv { |
| 53 | struct sym_hist *hist; |
| 54 | struct sym_ext *ext; |
| 55 | }; |
| 56 | |
Arnaldo Carvalho de Melo | b32d133 | 2009-11-24 12:05:15 -0200 | [diff] [blame] | 57 | static struct symbol_conf symbol_conf = { |
| 58 | .priv_size = sizeof(struct sym_priv), |
| 59 | .try_vmlinux_path = true, |
| 60 | }; |
| 61 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 62 | static const char *sym_hist_filter; |
| 63 | |
Arnaldo Carvalho de Melo | 00a192b | 2009-10-30 16:28:24 -0200 | [diff] [blame] | 64 | static int symbol_filter(struct map *map __used, struct symbol *sym) |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 65 | { |
Arnaldo Carvalho de Melo | 8f0b037 | 2009-10-20 15:08:29 -0200 | [diff] [blame] | 66 | if (sym_hist_filter == NULL || |
| 67 | strcmp(sym->name, sym_hist_filter) == 0) { |
Arnaldo Carvalho de Melo | 00a192b | 2009-10-30 16:28:24 -0200 | [diff] [blame] | 68 | struct sym_priv *priv = symbol__priv(sym); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 69 | const int size = (sizeof(*priv->hist) + |
| 70 | (sym->end - sym->start) * sizeof(u64)); |
| 71 | |
| 72 | priv->hist = malloc(size); |
| 73 | if (priv->hist) |
| 74 | memset(priv->hist, 0, size); |
| 75 | return 0; |
| 76 | } |
| 77 | /* |
| 78 | * FIXME: We should really filter it out, as we don't want to go thru symbols |
| 79 | * we're not interested, and if a DSO ends up with no symbols, delete it too, |
| 80 | * but right now the kernel loading routines in symbol.c bail out if no symbols |
| 81 | * are found, fix it later. |
| 82 | */ |
| 83 | return 0; |
| 84 | } |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 85 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 86 | /* |
| 87 | * collect histogram counts |
| 88 | */ |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 89 | static void hist_hit(struct hist_entry *he, u64 ip) |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 90 | { |
| 91 | unsigned int sym_size, offset; |
| 92 | struct symbol *sym = he->sym; |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 93 | struct sym_priv *priv; |
| 94 | struct sym_hist *h; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 95 | |
| 96 | he->count++; |
| 97 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 98 | if (!sym || !he->map) |
| 99 | return; |
| 100 | |
Arnaldo Carvalho de Melo | 00a192b | 2009-10-30 16:28:24 -0200 | [diff] [blame] | 101 | priv = symbol__priv(sym); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 102 | if (!priv->hist) |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 103 | return; |
| 104 | |
| 105 | sym_size = sym->end - sym->start; |
| 106 | offset = ip - sym->start; |
| 107 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 108 | if (verbose) |
| 109 | fprintf(stderr, "%s: ip=%Lx\n", __func__, |
| 110 | he->map->unmap_ip(he->map, ip)); |
| 111 | |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 112 | if (offset >= sym_size) |
| 113 | return; |
| 114 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 115 | h = priv->hist; |
| 116 | h->sum++; |
| 117 | h->ip[offset]++; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 118 | |
| 119 | if (verbose >= 3) |
| 120 | printf("%p %s: count++ [ip: %p, %08Lx] => %Ld\n", |
Arjan van de Ven | 7d37a0c | 2009-06-06 20:36:38 +0200 | [diff] [blame] | 121 | (void *)(unsigned long)he->sym->start, |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 122 | he->sym->name, |
Arjan van de Ven | 7d37a0c | 2009-06-06 20:36:38 +0200 | [diff] [blame] | 123 | (void *)(unsigned long)ip, ip - he->sym->start, |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 124 | h->ip[offset]); |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 125 | } |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 126 | |
Arnaldo Carvalho de Melo | 1ed091c | 2009-11-27 16:29:23 -0200 | [diff] [blame^] | 127 | static int hist_entry__add(struct addr_location *al, u64 count) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 128 | { |
Arnaldo Carvalho de Melo | 9735abf | 2009-10-03 10:42:45 -0300 | [diff] [blame] | 129 | bool hit; |
Arnaldo Carvalho de Melo | 1ed091c | 2009-11-27 16:29:23 -0200 | [diff] [blame^] | 130 | struct hist_entry *he = __hist_entry__add(al, NULL, count, &hit); |
Arnaldo Carvalho de Melo | 9735abf | 2009-10-03 10:42:45 -0300 | [diff] [blame] | 131 | if (he == NULL) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 132 | return -ENOMEM; |
Arnaldo Carvalho de Melo | 1ed091c | 2009-11-27 16:29:23 -0200 | [diff] [blame^] | 133 | hist_hit(he, al->addr); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 134 | return 0; |
| 135 | } |
| 136 | |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 137 | static int process_sample_event(event_t *event) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 138 | { |
Arnaldo Carvalho de Melo | 1ed091c | 2009-11-27 16:29:23 -0200 | [diff] [blame^] | 139 | struct addr_location al; |
Frederic Weisbecker | 6baa0a5 | 2009-08-14 12:21:53 +0200 | [diff] [blame] | 140 | |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 141 | dump_printf("(IP, %d): %d: %p\n", event->header.misc, |
Arnaldo Carvalho de Melo | 1ed091c | 2009-11-27 16:29:23 -0200 | [diff] [blame^] | 142 | event->ip.pid, (void *)(long)event->ip.ip); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 143 | |
Arnaldo Carvalho de Melo | 1ed091c | 2009-11-27 16:29:23 -0200 | [diff] [blame^] | 144 | if (event__preprocess_sample(event, &al, symbol_filter) < 0) { |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 145 | fprintf(stderr, "problem processing %d event, skipping it.\n", |
| 146 | event->header.type); |
| 147 | return -1; |
| 148 | } |
| 149 | |
Arnaldo Carvalho de Melo | 1ed091c | 2009-11-27 16:29:23 -0200 | [diff] [blame^] | 150 | if (hist_entry__add(&al, 1)) { |
Arnaldo Carvalho de Melo | ec218fc | 2009-10-03 20:30:48 -0300 | [diff] [blame] | 151 | fprintf(stderr, "problem incrementing symbol count, " |
| 152 | "skipping event\n"); |
| 153 | return -1; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 154 | } |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 155 | |
| 156 | return 0; |
| 157 | } |
| 158 | |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 159 | static int event__process(event_t *self) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 160 | { |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 161 | switch (self->header.type) { |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 162 | case PERF_RECORD_SAMPLE: |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 163 | return process_sample_event(self); |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 164 | |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 165 | case PERF_RECORD_MMAP: |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 166 | return event__process_mmap(self); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 167 | |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 168 | case PERF_RECORD_COMM: |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 169 | return event__process_comm(self); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 170 | |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 171 | case PERF_RECORD_FORK: |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 172 | return event__process_task(self); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 173 | /* |
| 174 | * We dont process them right now but they are fine: |
| 175 | */ |
| 176 | |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 177 | case PERF_RECORD_THROTTLE: |
| 178 | case PERF_RECORD_UNTHROTTLE: |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 179 | return 0; |
| 180 | |
| 181 | default: |
| 182 | return -1; |
| 183 | } |
| 184 | |
| 185 | return 0; |
| 186 | } |
| 187 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 188 | static int parse_line(FILE *file, struct hist_entry *he, u64 len) |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 189 | { |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 190 | struct symbol *sym = he->sym; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 191 | char *line = NULL, *tmp, *tmp2; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 192 | static const char *prev_line; |
| 193 | static const char *prev_color; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 194 | unsigned int offset; |
| 195 | size_t line_len; |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 196 | u64 start; |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 197 | s64 line_ip; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 198 | int ret; |
| 199 | char *c; |
| 200 | |
| 201 | if (getline(&line, &line_len, file) < 0) |
| 202 | return -1; |
| 203 | if (!line) |
| 204 | return -1; |
| 205 | |
| 206 | c = strchr(line, '\n'); |
| 207 | if (c) |
| 208 | *c = 0; |
| 209 | |
| 210 | line_ip = -1; |
| 211 | offset = 0; |
| 212 | ret = -2; |
| 213 | |
| 214 | /* |
| 215 | * Strip leading spaces: |
| 216 | */ |
| 217 | tmp = line; |
| 218 | while (*tmp) { |
| 219 | if (*tmp != ' ') |
| 220 | break; |
| 221 | tmp++; |
| 222 | } |
| 223 | |
| 224 | if (*tmp) { |
| 225 | /* |
| 226 | * Parse hexa addresses followed by ':' |
| 227 | */ |
| 228 | line_ip = strtoull(tmp, &tmp2, 16); |
| 229 | if (*tmp2 != ':') |
| 230 | line_ip = -1; |
| 231 | } |
| 232 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 233 | start = he->map->unmap_ip(he->map, sym->start); |
| 234 | |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 235 | if (line_ip != -1) { |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 236 | const char *path = NULL; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 237 | unsigned int hits = 0; |
| 238 | double percent = 0.0; |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 239 | const char *color; |
Arnaldo Carvalho de Melo | 00a192b | 2009-10-30 16:28:24 -0200 | [diff] [blame] | 240 | struct sym_priv *priv = symbol__priv(sym); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 241 | struct sym_ext *sym_ext = priv->ext; |
| 242 | struct sym_hist *h = priv->hist; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 243 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 244 | offset = line_ip - start; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 245 | if (offset < len) |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 246 | hits = h->ip[offset]; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 247 | |
Frederic Weisbecker | c17c2db1 | 2009-06-13 17:39:23 +0200 | [diff] [blame] | 248 | if (offset < len && sym_ext) { |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 249 | path = sym_ext[offset].path; |
| 250 | percent = sym_ext[offset].percent; |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 251 | } else if (h->sum) |
| 252 | percent = 100.0 * hits / h->sum; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 253 | |
Frederic Weisbecker | 1e11fd8 | 2009-07-02 20:14:34 +0200 | [diff] [blame] | 254 | color = get_percent_color(percent); |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 255 | |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 256 | /* |
| 257 | * Also color the filename and line if needed, with |
| 258 | * the same color than the percentage. Don't print it |
| 259 | * twice for close colored ip with the same filename:line |
| 260 | */ |
| 261 | if (path) { |
| 262 | if (!prev_line || strcmp(prev_line, path) |
| 263 | || color != prev_color) { |
| 264 | color_fprintf(stdout, color, " %s", path); |
| 265 | prev_line = path; |
| 266 | prev_color = color; |
| 267 | } |
| 268 | } |
| 269 | |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 270 | color_fprintf(stdout, color, " %7.2f", percent); |
| 271 | printf(" : "); |
| 272 | color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", line); |
| 273 | } else { |
| 274 | if (!*line) |
| 275 | printf(" :\n"); |
| 276 | else |
| 277 | printf(" : %s\n", line); |
| 278 | } |
| 279 | |
| 280 | return 0; |
| 281 | } |
| 282 | |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 283 | static struct rb_root root_sym_ext; |
| 284 | |
| 285 | static void insert_source_line(struct sym_ext *sym_ext) |
| 286 | { |
| 287 | struct sym_ext *iter; |
| 288 | struct rb_node **p = &root_sym_ext.rb_node; |
| 289 | struct rb_node *parent = NULL; |
| 290 | |
| 291 | while (*p != NULL) { |
| 292 | parent = *p; |
| 293 | iter = rb_entry(parent, struct sym_ext, node); |
| 294 | |
| 295 | if (sym_ext->percent > iter->percent) |
| 296 | p = &(*p)->rb_left; |
| 297 | else |
| 298 | p = &(*p)->rb_right; |
| 299 | } |
| 300 | |
| 301 | rb_link_node(&sym_ext->node, parent, p); |
| 302 | rb_insert_color(&sym_ext->node, &root_sym_ext); |
| 303 | } |
| 304 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 305 | static void free_source_line(struct hist_entry *he, int len) |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 306 | { |
Arnaldo Carvalho de Melo | 00a192b | 2009-10-30 16:28:24 -0200 | [diff] [blame] | 307 | struct sym_priv *priv = symbol__priv(he->sym); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 308 | struct sym_ext *sym_ext = priv->ext; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 309 | int i; |
| 310 | |
| 311 | if (!sym_ext) |
| 312 | return; |
| 313 | |
| 314 | for (i = 0; i < len; i++) |
| 315 | free(sym_ext[i].path); |
| 316 | free(sym_ext); |
| 317 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 318 | priv->ext = NULL; |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 319 | root_sym_ext = RB_ROOT; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 320 | } |
| 321 | |
| 322 | /* Get the filename:line for the colored entries */ |
Frederic Weisbecker | c17c2db1 | 2009-06-13 17:39:23 +0200 | [diff] [blame] | 323 | static void |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 324 | get_source_line(struct hist_entry *he, int len, const char *filename) |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 325 | { |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 326 | struct symbol *sym = he->sym; |
| 327 | u64 start; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 328 | int i; |
| 329 | char cmd[PATH_MAX * 2]; |
| 330 | struct sym_ext *sym_ext; |
Arnaldo Carvalho de Melo | 00a192b | 2009-10-30 16:28:24 -0200 | [diff] [blame] | 331 | struct sym_priv *priv = symbol__priv(sym); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 332 | struct sym_hist *h = priv->hist; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 333 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 334 | if (!h->sum) |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 335 | return; |
| 336 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 337 | sym_ext = priv->ext = calloc(len, sizeof(struct sym_ext)); |
| 338 | if (!priv->ext) |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 339 | return; |
| 340 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 341 | start = he->map->unmap_ip(he->map, sym->start); |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 342 | |
| 343 | for (i = 0; i < len; i++) { |
| 344 | char *path = NULL; |
| 345 | size_t line_len; |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 346 | u64 offset; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 347 | FILE *fp; |
| 348 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 349 | sym_ext[i].percent = 100.0 * h->ip[i] / h->sum; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 350 | if (sym_ext[i].percent <= 0.5) |
| 351 | continue; |
| 352 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 353 | offset = start + i; |
Frederic Weisbecker | c17c2db1 | 2009-06-13 17:39:23 +0200 | [diff] [blame] | 354 | sprintf(cmd, "addr2line -e %s %016llx", filename, offset); |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 355 | fp = popen(cmd, "r"); |
| 356 | if (!fp) |
| 357 | continue; |
| 358 | |
| 359 | if (getline(&path, &line_len, fp) < 0 || !line_len) |
| 360 | goto next; |
| 361 | |
Frederic Weisbecker | c17c2db1 | 2009-06-13 17:39:23 +0200 | [diff] [blame] | 362 | sym_ext[i].path = malloc(sizeof(char) * line_len + 1); |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 363 | if (!sym_ext[i].path) |
| 364 | goto next; |
| 365 | |
| 366 | strcpy(sym_ext[i].path, path); |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 367 | insert_source_line(&sym_ext[i]); |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 368 | |
| 369 | next: |
| 370 | pclose(fp); |
| 371 | } |
| 372 | } |
| 373 | |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 374 | static void print_summary(const char *filename) |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 375 | { |
| 376 | struct sym_ext *sym_ext; |
| 377 | struct rb_node *node; |
| 378 | |
| 379 | printf("\nSorted summary for file %s\n", filename); |
| 380 | printf("----------------------------------------------\n\n"); |
| 381 | |
| 382 | if (RB_EMPTY_ROOT(&root_sym_ext)) { |
| 383 | printf(" Nothing higher than %1.1f%%\n", MIN_GREEN); |
| 384 | return; |
| 385 | } |
| 386 | |
| 387 | node = rb_first(&root_sym_ext); |
| 388 | while (node) { |
| 389 | double percent; |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 390 | const char *color; |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 391 | char *path; |
| 392 | |
| 393 | sym_ext = rb_entry(node, struct sym_ext, node); |
| 394 | percent = sym_ext->percent; |
Frederic Weisbecker | 1e11fd8 | 2009-07-02 20:14:34 +0200 | [diff] [blame] | 395 | color = get_percent_color(percent); |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 396 | path = sym_ext->path; |
| 397 | |
| 398 | color_fprintf(stdout, color, " %7.2f %s", percent, path); |
| 399 | node = rb_next(node); |
| 400 | } |
| 401 | } |
| 402 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 403 | static void annotate_sym(struct hist_entry *he) |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 404 | { |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 405 | struct map *map = he->map; |
| 406 | struct dso *dso = map->dso; |
| 407 | struct symbol *sym = he->sym; |
Arnaldo Carvalho de Melo | 439d473 | 2009-10-02 03:29:58 -0300 | [diff] [blame] | 408 | const char *filename = dso->long_name, *d_filename; |
| 409 | u64 len; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 410 | char command[PATH_MAX*2]; |
| 411 | FILE *file; |
| 412 | |
| 413 | if (!filename) |
| 414 | return; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 415 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 416 | if (verbose) |
| 417 | fprintf(stderr, "%s: filename=%s, sym=%s, start=%Lx, end=%Lx\n", |
| 418 | __func__, filename, sym->name, |
| 419 | map->unmap_ip(map, sym->start), |
| 420 | map->unmap_ip(map, sym->end)); |
| 421 | |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 422 | if (full_paths) |
| 423 | d_filename = filename; |
| 424 | else |
| 425 | d_filename = basename(filename); |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 426 | |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 427 | len = sym->end - sym->start; |
| 428 | |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 429 | if (print_line) { |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 430 | get_source_line(he, len, filename); |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 431 | print_summary(filename); |
| 432 | } |
| 433 | |
| 434 | printf("\n\n------------------------------------------------\n"); |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 435 | printf(" Percent | Source code & Disassembly of %s\n", d_filename); |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 436 | printf("------------------------------------------------\n"); |
| 437 | |
| 438 | if (verbose >= 2) |
Arnaldo Carvalho de Melo | 439d473 | 2009-10-02 03:29:58 -0300 | [diff] [blame] | 439 | printf("annotating [%p] %30s : [%p] %30s\n", |
| 440 | dso, dso->long_name, sym, sym->name); |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 441 | |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 442 | sprintf(command, "objdump --start-address=0x%016Lx --stop-address=0x%016Lx -dS %s|grep -v %s", |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 443 | map->unmap_ip(map, sym->start), map->unmap_ip(map, sym->end), |
| 444 | filename, filename); |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 445 | |
| 446 | if (verbose >= 3) |
| 447 | printf("doing: %s\n", command); |
| 448 | |
| 449 | file = popen(command, "r"); |
| 450 | if (!file) |
| 451 | return; |
| 452 | |
| 453 | while (!feof(file)) { |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 454 | if (parse_line(file, he, len) < 0) |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 455 | break; |
| 456 | } |
| 457 | |
| 458 | pclose(file); |
Frederic Weisbecker | 971738f | 2009-06-13 00:11:22 +0200 | [diff] [blame] | 459 | if (print_line) |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 460 | free_source_line(he, len); |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 461 | } |
| 462 | |
| 463 | static void find_annotations(void) |
| 464 | { |
| 465 | struct rb_node *nd; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 466 | |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 467 | for (nd = rb_first(&output_hists); nd; nd = rb_next(nd)) { |
| 468 | struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 469 | struct sym_priv *priv; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 470 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 471 | if (he->sym == NULL) |
| 472 | continue; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 473 | |
Arnaldo Carvalho de Melo | 00a192b | 2009-10-30 16:28:24 -0200 | [diff] [blame] | 474 | priv = symbol__priv(he->sym); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 475 | if (priv->hist == NULL) |
| 476 | continue; |
| 477 | |
| 478 | annotate_sym(he); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 479 | /* |
| 480 | * Since we have a hist_entry per IP for the same symbol, free |
| 481 | * he->sym->hist to signal we already processed this symbol. |
| 482 | */ |
| 483 | free(priv->hist); |
| 484 | priv->hist = NULL; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 485 | } |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 486 | } |
| 487 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 488 | static int __cmd_annotate(void) |
| 489 | { |
| 490 | int ret, rc = EXIT_FAILURE; |
| 491 | unsigned long offset = 0; |
| 492 | unsigned long head = 0; |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 493 | struct stat input_stat; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 494 | event_t *event; |
| 495 | uint32_t size; |
| 496 | char *buf; |
| 497 | |
Arnaldo Carvalho de Melo | d5b889f | 2009-10-13 11:16:29 -0300 | [diff] [blame] | 498 | register_idle_thread(); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 499 | |
| 500 | input = open(input_name, O_RDONLY); |
| 501 | if (input < 0) { |
| 502 | perror("failed to open file"); |
| 503 | exit(-1); |
| 504 | } |
| 505 | |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 506 | ret = fstat(input, &input_stat); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 507 | if (ret < 0) { |
| 508 | perror("failed to stat file"); |
| 509 | exit(-1); |
| 510 | } |
| 511 | |
Pierre Habouzit | 119e7a2 | 2009-08-27 09:59:02 +0200 | [diff] [blame] | 512 | if (!force && input_stat.st_uid && (input_stat.st_uid != geteuid())) { |
| 513 | fprintf(stderr, "file: %s not owned by current user or root\n", input_name); |
Peter Zijlstra | fa6963b | 2009-08-19 11:18:26 +0200 | [diff] [blame] | 514 | exit(-1); |
| 515 | } |
| 516 | |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 517 | if (!input_stat.st_size) { |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 518 | fprintf(stderr, "zero-sized file, nothing to do!\n"); |
| 519 | exit(0); |
| 520 | } |
| 521 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 522 | remap: |
| 523 | buf = (char *)mmap(NULL, page_size * mmap_window, PROT_READ, |
| 524 | MAP_SHARED, input, offset); |
| 525 | if (buf == MAP_FAILED) { |
| 526 | perror("failed to mmap file"); |
| 527 | exit(-1); |
| 528 | } |
| 529 | |
| 530 | more: |
| 531 | event = (event_t *)(buf + head); |
| 532 | |
| 533 | size = event->header.size; |
| 534 | if (!size) |
| 535 | size = 8; |
| 536 | |
| 537 | if (head + event->header.size >= page_size * mmap_window) { |
| 538 | unsigned long shift = page_size * (head / page_size); |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 539 | int munmap_ret; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 540 | |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 541 | munmap_ret = munmap(buf, page_size * mmap_window); |
| 542 | assert(munmap_ret == 0); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 543 | |
| 544 | offset += shift; |
| 545 | head -= shift; |
| 546 | goto remap; |
| 547 | } |
| 548 | |
| 549 | size = event->header.size; |
| 550 | |
Frederic Weisbecker | 2cec19d | 2009-08-16 19:24:21 +0200 | [diff] [blame] | 551 | dump_printf("%p [%p]: event: %d\n", |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 552 | (void *)(offset + head), |
| 553 | (void *)(long)event->header.size, |
| 554 | event->header.type); |
| 555 | |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 556 | if (!size || event__process(event) < 0) { |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 557 | |
Frederic Weisbecker | 2cec19d | 2009-08-16 19:24:21 +0200 | [diff] [blame] | 558 | dump_printf("%p [%p]: skipping unknown header type: %d\n", |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 559 | (void *)(offset + head), |
| 560 | (void *)(long)(event->header.size), |
| 561 | event->header.type); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 562 | /* |
| 563 | * assume we lost track of the stream, check alignment, and |
| 564 | * increment a single u64 in the hope to catch on again 'soon'. |
| 565 | */ |
| 566 | |
| 567 | if (unlikely(head & 7)) |
| 568 | head &= ~7ULL; |
| 569 | |
| 570 | size = 8; |
| 571 | } |
| 572 | |
| 573 | head += size; |
| 574 | |
Ingo Molnar | 83a0944 | 2009-08-15 12:26:57 +0200 | [diff] [blame] | 575 | if (offset + head < (unsigned long)input_stat.st_size) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 576 | goto more; |
| 577 | |
| 578 | rc = EXIT_SUCCESS; |
| 579 | close(input); |
| 580 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 581 | |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 582 | if (dump_trace) { |
| 583 | event__print_totals(); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 584 | return 0; |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 585 | } |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 586 | |
Arnaldo Carvalho de Melo | da21d1b | 2009-10-07 10:49:00 -0300 | [diff] [blame] | 587 | if (verbose > 3) |
Arnaldo Carvalho de Melo | d5b889f | 2009-10-13 11:16:29 -0300 | [diff] [blame] | 588 | threads__fprintf(stdout); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 589 | |
Arnaldo Carvalho de Melo | da21d1b | 2009-10-07 10:49:00 -0300 | [diff] [blame] | 590 | if (verbose > 2) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 591 | dsos__fprintf(stdout); |
| 592 | |
| 593 | collapse__resort(); |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 594 | output__resort(event__total[0]); |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 595 | |
| 596 | find_annotations(); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 597 | |
| 598 | return rc; |
| 599 | } |
| 600 | |
| 601 | static const char * const annotate_usage[] = { |
| 602 | "perf annotate [<options>] <command>", |
| 603 | NULL |
| 604 | }; |
| 605 | |
| 606 | static const struct option options[] = { |
| 607 | OPT_STRING('i', "input", &input_name, "file", |
| 608 | "input file name"), |
Ingo Molnar | 23b8711 | 2009-06-06 21:25:29 +0200 | [diff] [blame] | 609 | OPT_STRING('s', "symbol", &sym_hist_filter, "symbol", |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 610 | "symbol to annotate"), |
Peter Zijlstra | fa6963b | 2009-08-19 11:18:26 +0200 | [diff] [blame] | 611 | OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 612 | OPT_BOOLEAN('v', "verbose", &verbose, |
| 613 | "be more verbose (show symbol address, etc)"), |
| 614 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
| 615 | "dump raw trace in ASCII"), |
Arnaldo Carvalho de Melo | b32d133 | 2009-11-24 12:05:15 -0200 | [diff] [blame] | 616 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
| 617 | "file", "vmlinux pathname"), |
| 618 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 619 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 620 | OPT_BOOLEAN('l', "print-line", &print_line, |
| 621 | "print matching source lines (may be slow)"), |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 622 | OPT_BOOLEAN('P', "full-paths", &full_paths, |
| 623 | "Don't shorten the displayed pathnames"), |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 624 | OPT_END() |
| 625 | }; |
| 626 | |
| 627 | static void setup_sorting(void) |
| 628 | { |
| 629 | char *tmp, *tok, *str = strdup(sort_order); |
| 630 | |
| 631 | for (tok = strtok_r(str, ", ", &tmp); |
| 632 | tok; tok = strtok_r(NULL, ", ", &tmp)) { |
| 633 | if (sort_dimension__add(tok) < 0) { |
| 634 | error("Unknown --sort key: `%s'", tok); |
| 635 | usage_with_options(annotate_usage, options); |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | free(str); |
| 640 | } |
| 641 | |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 642 | int cmd_annotate(int argc, const char **argv, const char *prefix __used) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 643 | { |
Arnaldo Carvalho de Melo | b32d133 | 2009-11-24 12:05:15 -0200 | [diff] [blame] | 644 | if (symbol__init(&symbol_conf) < 0) |
| 645 | return -1; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 646 | |
| 647 | page_size = getpagesize(); |
| 648 | |
| 649 | argc = parse_options(argc, argv, options, annotate_usage, 0); |
| 650 | |
| 651 | setup_sorting(); |
| 652 | |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 653 | if (argc) { |
| 654 | /* |
| 655 | * Special case: if there's an argument left then assume tha |
| 656 | * it's a symbol filter: |
| 657 | */ |
| 658 | if (argc > 1) |
| 659 | usage_with_options(annotate_usage, options); |
| 660 | |
| 661 | sym_hist_filter = argv[0]; |
| 662 | } |
| 663 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 664 | setup_pager(); |
| 665 | |
John Kacur | dd68ada | 2009-09-24 18:02:49 +0200 | [diff] [blame] | 666 | if (field_sep && *field_sep == '.') { |
| 667 | fputs("'.' is the only non valid --field-separator argument\n", |
| 668 | stderr); |
| 669 | exit(129); |
| 670 | } |
| 671 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 672 | return __cmd_annotate(); |
| 673 | } |