Ingo Molnar | bf9e187 | 2009-06-02 23:37:05 +0200 | [diff] [blame] | 1 | /* |
| 2 | * builtin-report.c |
| 3 | * |
| 4 | * Builtin report 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 | */ |
Ingo Molnar | 16f762a | 2009-05-27 09:10:38 +0200 | [diff] [blame] | 8 | #include "builtin.h" |
Ingo Molnar | 53cb8bc | 2009-05-26 09:17:18 +0200 | [diff] [blame] | 9 | |
Ingo Molnar | bf9e187 | 2009-06-02 23:37:05 +0200 | [diff] [blame] | 10 | #include "util/util.h" |
| 11 | |
Ingo Molnar | 8fc0321 | 2009-06-04 15:19:47 +0200 | [diff] [blame] | 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 | a930d2c | 2009-05-27 09:50:13 +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> |
Arnaldo Carvalho de Melo | a2928c4 | 2009-05-28 14:55:04 -0300 | [diff] [blame] | 16 | #include "util/symbol.h" |
Arnaldo Carvalho de Melo | a0055ae | 2009-06-01 17:50:19 -0300 | [diff] [blame] | 17 | #include "util/string.h" |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 18 | #include "util/callchain.h" |
Arnaldo Carvalho de Melo | 2590340 | 2009-06-30 19:01:20 -0300 | [diff] [blame] | 19 | #include "util/strlist.h" |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 20 | |
Ingo Molnar | 53cb8bc | 2009-05-26 09:17:18 +0200 | [diff] [blame] | 21 | #include "perf.h" |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 22 | #include "util/header.h" |
Ingo Molnar | 53cb8bc | 2009-05-26 09:17:18 +0200 | [diff] [blame] | 23 | |
| 24 | #include "util/parse-options.h" |
| 25 | #include "util/parse-events.h" |
| 26 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 27 | #define SHOW_KERNEL 1 |
| 28 | #define SHOW_USER 2 |
| 29 | #define SHOW_HV 4 |
| 30 | |
Ingo Molnar | 23ac9cb | 2009-05-27 09:33:18 +0200 | [diff] [blame] | 31 | static char const *input_name = "perf.data"; |
Peter Zijlstra | 450aaa2 | 2009-05-27 20:20:23 +0200 | [diff] [blame] | 32 | static char *vmlinux = NULL; |
Ingo Molnar | bd74137 | 2009-06-04 14:13:04 +0200 | [diff] [blame] | 33 | |
Pekka Enberg | 114cfab | 2009-08-05 13:25:21 +0300 | [diff] [blame] | 34 | static char default_sort_order[] = "comm,dso,symbol"; |
Ingo Molnar | bd74137 | 2009-06-04 14:13:04 +0200 | [diff] [blame] | 35 | static char *sort_order = default_sort_order; |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 36 | static char *dso_list_str, *comm_list_str, *sym_list_str, |
| 37 | *col_width_list_str; |
Arnaldo Carvalho de Melo | 7bec7a9 | 2009-06-30 19:01:22 -0300 | [diff] [blame] | 38 | static struct strlist *dso_list, *comm_list, *sym_list; |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 39 | static char *field_sep; |
Ingo Molnar | bd74137 | 2009-06-04 14:13:04 +0200 | [diff] [blame] | 40 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 41 | static int input; |
| 42 | static int show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV; |
| 43 | |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 44 | static int dump_trace = 0; |
Ingo Molnar | 3502973 | 2009-06-03 09:38:58 +0200 | [diff] [blame] | 45 | #define dprintf(x...) do { if (dump_trace) printf(x); } while (0) |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 46 | #define cdprintf(x...) do { if (dump_trace) color_fprintf(stdout, color, x); } while (0) |
Ingo Molnar | 3502973 | 2009-06-03 09:38:58 +0200 | [diff] [blame] | 47 | |
Ingo Molnar | 16f762a | 2009-05-27 09:10:38 +0200 | [diff] [blame] | 48 | static int verbose; |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 49 | #define eprintf(x...) do { if (verbose) fprintf(stderr, x); } while (0) |
| 50 | |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 51 | static int modules; |
| 52 | |
Arnaldo Carvalho de Melo | b78c07d | 2009-05-29 13:48:59 -0300 | [diff] [blame] | 53 | static int full_paths; |
Arnaldo Carvalho de Melo | e3d7e18 | 2009-07-11 12:18:37 -0300 | [diff] [blame] | 54 | static int show_nr_samples; |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 55 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 56 | static unsigned long page_size; |
| 57 | static unsigned long mmap_window = 32; |
| 58 | |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 59 | static char default_parent_pattern[] = "^sys_|^do_page_fault"; |
| 60 | static char *parent_pattern = default_parent_pattern; |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 61 | static regex_t parent_regex; |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 62 | |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 63 | static int exclude_other = 1; |
Frederic Weisbecker | be90388 | 2009-07-05 07:39:18 +0200 | [diff] [blame] | 64 | |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 65 | static char callchain_default_opt[] = "fractal,0.5"; |
| 66 | |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 67 | static int callchain; |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 68 | |
| 69 | static |
| 70 | struct callchain_param callchain_param = { |
| 71 | .mode = CHAIN_GRAPH_ABS, |
| 72 | .min_percent = 0.5 |
| 73 | }; |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 74 | |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 75 | static u64 sample_type; |
| 76 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 77 | struct ip_event { |
| 78 | struct perf_event_header header; |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 79 | u64 ip; |
| 80 | u32 pid, tid; |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 81 | unsigned char __more_data[]; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 82 | }; |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 83 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 84 | struct mmap_event { |
| 85 | struct perf_event_header header; |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 86 | u32 pid, tid; |
| 87 | u64 start; |
| 88 | u64 len; |
| 89 | u64 pgoff; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 90 | char filename[PATH_MAX]; |
| 91 | }; |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 92 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 93 | struct comm_event { |
| 94 | struct perf_event_header header; |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 95 | u32 pid, tid; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 96 | char comm[16]; |
| 97 | }; |
| 98 | |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 99 | struct fork_event { |
| 100 | struct perf_event_header header; |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 101 | u32 pid, ppid; |
Peter Zijlstra | 27d028d | 2009-07-23 16:52:41 +0200 | [diff] [blame] | 102 | u32 tid, ptid; |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 103 | }; |
| 104 | |
Peter Zijlstra | 9d91a6f | 2009-06-18 11:40:28 +0200 | [diff] [blame] | 105 | struct lost_event { |
| 106 | struct perf_event_header header; |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 107 | u64 id; |
| 108 | u64 lost; |
Peter Zijlstra | 9d91a6f | 2009-06-18 11:40:28 +0200 | [diff] [blame] | 109 | }; |
| 110 | |
Peter Zijlstra | e9ea2fd | 2009-06-24 22:46:04 +0200 | [diff] [blame] | 111 | struct read_event { |
| 112 | struct perf_event_header header; |
| 113 | u32 pid,tid; |
| 114 | u64 value; |
| 115 | u64 format[3]; |
| 116 | }; |
| 117 | |
Ingo Molnar | b2fef07 | 2009-06-05 18:07:51 +0200 | [diff] [blame] | 118 | typedef union event_union { |
| 119 | struct perf_event_header header; |
| 120 | struct ip_event ip; |
| 121 | struct mmap_event mmap; |
| 122 | struct comm_event comm; |
| 123 | struct fork_event fork; |
Peter Zijlstra | 9d91a6f | 2009-06-18 11:40:28 +0200 | [diff] [blame] | 124 | struct lost_event lost; |
Peter Zijlstra | e9ea2fd | 2009-06-24 22:46:04 +0200 | [diff] [blame] | 125 | struct read_event read; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 126 | } event_t; |
| 127 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 128 | static int repsep_fprintf(FILE *fp, const char *fmt, ...) |
| 129 | { |
| 130 | int n; |
| 131 | va_list ap; |
| 132 | |
| 133 | va_start(ap, fmt); |
| 134 | if (!field_sep) |
| 135 | n = vfprintf(fp, fmt, ap); |
| 136 | else { |
| 137 | char *bf = NULL; |
| 138 | n = vasprintf(&bf, fmt, ap); |
| 139 | if (n > 0) { |
| 140 | char *sep = bf; |
| 141 | while (1) { |
| 142 | sep = strchr(sep, *field_sep); |
| 143 | if (sep == NULL) |
| 144 | break; |
| 145 | *sep = '.'; |
| 146 | } |
| 147 | } |
| 148 | fputs(bf, fp); |
| 149 | free(bf); |
| 150 | } |
| 151 | va_end(ap); |
| 152 | return n; |
| 153 | } |
| 154 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 155 | static LIST_HEAD(dsos); |
| 156 | static struct dso *kernel_dso; |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 157 | static struct dso *vdso; |
Anton Blanchard | fb9c818 | 2009-07-01 09:00:49 +1000 | [diff] [blame] | 158 | static struct dso *hypervisor_dso; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 159 | |
| 160 | static void dsos__add(struct dso *dso) |
| 161 | { |
| 162 | list_add_tail(&dso->node, &dsos); |
| 163 | } |
| 164 | |
| 165 | static struct dso *dsos__find(const char *name) |
| 166 | { |
| 167 | struct dso *pos; |
| 168 | |
| 169 | list_for_each_entry(pos, &dsos, node) |
| 170 | if (strcmp(pos->name, name) == 0) |
| 171 | return pos; |
| 172 | return NULL; |
| 173 | } |
| 174 | |
| 175 | static struct dso *dsos__findnew(const char *name) |
| 176 | { |
| 177 | struct dso *dso = dsos__find(name); |
Peter Zijlstra | b7a16ea | 2009-05-27 13:35:35 +0200 | [diff] [blame] | 178 | int nr; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 179 | |
Ingo Molnar | 4593bba | 2009-06-02 15:34:25 +0200 | [diff] [blame] | 180 | if (dso) |
| 181 | return dso; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 182 | |
Ingo Molnar | 4593bba | 2009-06-02 15:34:25 +0200 | [diff] [blame] | 183 | dso = dso__new(name, 0); |
| 184 | if (!dso) |
| 185 | goto out_delete_dso; |
Peter Zijlstra | b7a16ea | 2009-05-27 13:35:35 +0200 | [diff] [blame] | 186 | |
Ingo Molnar | bd74137 | 2009-06-04 14:13:04 +0200 | [diff] [blame] | 187 | nr = dso__load(dso, NULL, verbose); |
Ingo Molnar | 4593bba | 2009-06-02 15:34:25 +0200 | [diff] [blame] | 188 | if (nr < 0) { |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 189 | eprintf("Failed to open: %s\n", name); |
Ingo Molnar | 4593bba | 2009-06-02 15:34:25 +0200 | [diff] [blame] | 190 | goto out_delete_dso; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 191 | } |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 192 | if (!nr) |
| 193 | eprintf("No symbols found in: %s, maybe install a debug package?\n", name); |
Ingo Molnar | 4593bba | 2009-06-02 15:34:25 +0200 | [diff] [blame] | 194 | |
| 195 | dsos__add(dso); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 196 | |
| 197 | return dso; |
| 198 | |
| 199 | out_delete_dso: |
| 200 | dso__delete(dso); |
| 201 | return NULL; |
| 202 | } |
| 203 | |
Ingo Molnar | 16f762a | 2009-05-27 09:10:38 +0200 | [diff] [blame] | 204 | static void dsos__fprintf(FILE *fp) |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 205 | { |
| 206 | struct dso *pos; |
| 207 | |
| 208 | list_for_each_entry(pos, &dsos, node) |
| 209 | dso__fprintf(pos, fp); |
| 210 | } |
| 211 | |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 212 | static struct symbol *vdso__find_symbol(struct dso *dso, u64 ip) |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 213 | { |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 214 | return dso__find_symbol(dso, ip); |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 215 | } |
| 216 | |
Peter Zijlstra | 450aaa2 | 2009-05-27 20:20:23 +0200 | [diff] [blame] | 217 | static int load_kernel(void) |
| 218 | { |
Arnaldo Carvalho de Melo | a827c87 | 2009-05-28 14:55:19 -0300 | [diff] [blame] | 219 | int err; |
Peter Zijlstra | 450aaa2 | 2009-05-27 20:20:23 +0200 | [diff] [blame] | 220 | |
Arnaldo Carvalho de Melo | 0085c95 | 2009-05-28 14:55:13 -0300 | [diff] [blame] | 221 | kernel_dso = dso__new("[kernel]", 0); |
Peter Zijlstra | 450aaa2 | 2009-05-27 20:20:23 +0200 | [diff] [blame] | 222 | if (!kernel_dso) |
Arnaldo Carvalho de Melo | a2928c4 | 2009-05-28 14:55:04 -0300 | [diff] [blame] | 223 | return -1; |
Peter Zijlstra | 450aaa2 | 2009-05-27 20:20:23 +0200 | [diff] [blame] | 224 | |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 225 | err = dso__load_kernel(kernel_dso, vmlinux, NULL, verbose, modules); |
Mike Galbraith | 9974f49 | 2009-07-02 08:05:58 +0200 | [diff] [blame] | 226 | if (err <= 0) { |
Arnaldo Carvalho de Melo | a2928c4 | 2009-05-28 14:55:04 -0300 | [diff] [blame] | 227 | dso__delete(kernel_dso); |
| 228 | kernel_dso = NULL; |
| 229 | } else |
| 230 | dsos__add(kernel_dso); |
Peter Zijlstra | 450aaa2 | 2009-05-27 20:20:23 +0200 | [diff] [blame] | 231 | |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 232 | vdso = dso__new("[vdso]", 0); |
| 233 | if (!vdso) |
| 234 | return -1; |
| 235 | |
| 236 | vdso->find_symbol = vdso__find_symbol; |
| 237 | |
| 238 | dsos__add(vdso); |
| 239 | |
Anton Blanchard | fb9c818 | 2009-07-01 09:00:49 +1000 | [diff] [blame] | 240 | hypervisor_dso = dso__new("[hypervisor]", 0); |
| 241 | if (!hypervisor_dso) |
| 242 | return -1; |
| 243 | dsos__add(hypervisor_dso); |
| 244 | |
Arnaldo Carvalho de Melo | a2928c4 | 2009-05-28 14:55:04 -0300 | [diff] [blame] | 245 | return err; |
Peter Zijlstra | 450aaa2 | 2009-05-27 20:20:23 +0200 | [diff] [blame] | 246 | } |
| 247 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 248 | static char __cwd[PATH_MAX]; |
| 249 | static char *cwd = __cwd; |
| 250 | static int cwdlen; |
| 251 | |
| 252 | static int strcommon(const char *pathname) |
Arnaldo Carvalho de Melo | b78c07d | 2009-05-29 13:48:59 -0300 | [diff] [blame] | 253 | { |
| 254 | int n = 0; |
| 255 | |
Roel Kluin | 7e03065 | 2009-08-02 13:43:11 +0200 | [diff] [blame] | 256 | while (n < cwdlen && pathname[n] == cwd[n]) |
Arnaldo Carvalho de Melo | b78c07d | 2009-05-29 13:48:59 -0300 | [diff] [blame] | 257 | ++n; |
| 258 | |
| 259 | return n; |
| 260 | } |
| 261 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 262 | struct map { |
| 263 | struct list_head node; |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 264 | u64 start; |
| 265 | u64 end; |
| 266 | u64 pgoff; |
| 267 | u64 (*map_ip)(struct map *, u64); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 268 | struct dso *dso; |
| 269 | }; |
| 270 | |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 271 | static u64 map__map_ip(struct map *map, u64 ip) |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 272 | { |
| 273 | return ip - map->start + map->pgoff; |
| 274 | } |
| 275 | |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 276 | static u64 vdso__map_ip(struct map *map __used, u64 ip) |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 277 | { |
| 278 | return ip; |
| 279 | } |
| 280 | |
Pekka Enberg | 80d496b | 2009-06-08 21:12:48 +0300 | [diff] [blame] | 281 | static inline int is_anon_memory(const char *filename) |
| 282 | { |
Arnaldo Carvalho de Melo | cc8b88b | 2009-06-30 19:01:21 -0300 | [diff] [blame] | 283 | return strcmp(filename, "//anon") == 0; |
Pekka Enberg | 80d496b | 2009-06-08 21:12:48 +0300 | [diff] [blame] | 284 | } |
| 285 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 286 | static struct map *map__new(struct mmap_event *event) |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 287 | { |
| 288 | struct map *self = malloc(sizeof(*self)); |
| 289 | |
| 290 | if (self != NULL) { |
Arnaldo Carvalho de Melo | b78c07d | 2009-05-29 13:48:59 -0300 | [diff] [blame] | 291 | const char *filename = event->filename; |
| 292 | char newfilename[PATH_MAX]; |
Pekka Enberg | 80d496b | 2009-06-08 21:12:48 +0300 | [diff] [blame] | 293 | int anon; |
Arnaldo Carvalho de Melo | b78c07d | 2009-05-29 13:48:59 -0300 | [diff] [blame] | 294 | |
| 295 | if (cwd) { |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 296 | int n = strcommon(filename); |
| 297 | |
Arnaldo Carvalho de Melo | b78c07d | 2009-05-29 13:48:59 -0300 | [diff] [blame] | 298 | if (n == cwdlen) { |
| 299 | snprintf(newfilename, sizeof(newfilename), |
| 300 | ".%s", filename + n); |
| 301 | filename = newfilename; |
| 302 | } |
| 303 | } |
| 304 | |
Pekka Enberg | 80d496b | 2009-06-08 21:12:48 +0300 | [diff] [blame] | 305 | anon = is_anon_memory(filename); |
| 306 | |
| 307 | if (anon) { |
| 308 | snprintf(newfilename, sizeof(newfilename), "/tmp/perf-%d.map", event->pid); |
| 309 | filename = newfilename; |
| 310 | } |
| 311 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 312 | self->start = event->start; |
| 313 | self->end = event->start + event->len; |
| 314 | self->pgoff = event->pgoff; |
| 315 | |
Arnaldo Carvalho de Melo | b78c07d | 2009-05-29 13:48:59 -0300 | [diff] [blame] | 316 | self->dso = dsos__findnew(filename); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 317 | if (self->dso == NULL) |
| 318 | goto out_delete; |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 319 | |
Pekka Enberg | 80d496b | 2009-06-08 21:12:48 +0300 | [diff] [blame] | 320 | if (self->dso == vdso || anon) |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 321 | self->map_ip = vdso__map_ip; |
| 322 | else |
| 323 | self->map_ip = map__map_ip; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 324 | } |
| 325 | return self; |
| 326 | out_delete: |
| 327 | free(self); |
| 328 | return NULL; |
| 329 | } |
| 330 | |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 331 | static struct map *map__clone(struct map *self) |
| 332 | { |
| 333 | struct map *map = malloc(sizeof(*self)); |
| 334 | |
| 335 | if (!map) |
| 336 | return NULL; |
| 337 | |
| 338 | memcpy(map, self, sizeof(*self)); |
| 339 | |
| 340 | return map; |
| 341 | } |
| 342 | |
| 343 | static int map__overlap(struct map *l, struct map *r) |
| 344 | { |
| 345 | if (l->start > r->start) { |
| 346 | struct map *t = l; |
| 347 | l = r; |
| 348 | r = t; |
| 349 | } |
| 350 | |
| 351 | if (l->end > r->start) |
| 352 | return 1; |
| 353 | |
| 354 | return 0; |
| 355 | } |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 356 | |
Arnaldo Carvalho de Melo | 9ac9954 | 2009-06-04 13:54:00 -0300 | [diff] [blame] | 357 | static size_t map__fprintf(struct map *self, FILE *fp) |
| 358 | { |
Ingo Molnar | 729ff5e2 | 2009-06-11 14:16:15 +0200 | [diff] [blame] | 359 | return fprintf(fp, " %Lx-%Lx %Lx %s\n", |
Arnaldo Carvalho de Melo | 9ac9954 | 2009-06-04 13:54:00 -0300 | [diff] [blame] | 360 | self->start, self->end, self->pgoff, self->dso->name); |
| 361 | } |
| 362 | |
| 363 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 364 | struct thread { |
Arnaldo Carvalho de Melo | ce7e436 | 2009-05-19 09:30:23 -0300 | [diff] [blame] | 365 | struct rb_node rb_node; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 366 | struct list_head maps; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 367 | pid_t pid; |
| 368 | char *comm; |
| 369 | }; |
| 370 | |
| 371 | static struct thread *thread__new(pid_t pid) |
| 372 | { |
| 373 | struct thread *self = malloc(sizeof(*self)); |
| 374 | |
| 375 | if (self != NULL) { |
| 376 | self->pid = pid; |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 377 | self->comm = malloc(32); |
Ingo Molnar | 0a520c6 | 2009-06-02 23:24:45 +0200 | [diff] [blame] | 378 | if (self->comm) |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 379 | snprintf(self->comm, 32, ":%d", self->pid); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 380 | INIT_LIST_HEAD(&self->maps); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 381 | } |
| 382 | |
| 383 | return self; |
| 384 | } |
| 385 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 386 | static unsigned int dsos__col_width, |
| 387 | comms__col_width, |
| 388 | threads__col_width; |
| 389 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 390 | static int thread__set_comm(struct thread *self, const char *comm) |
| 391 | { |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 392 | if (self->comm) |
| 393 | free(self->comm); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 394 | self->comm = strdup(comm); |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 395 | if (!self->comm) |
| 396 | return -ENOMEM; |
| 397 | |
| 398 | if (!col_width_list_str && !field_sep && |
| 399 | (!comm_list || strlist__has_entry(comm_list, comm))) { |
| 400 | unsigned int slen = strlen(comm); |
| 401 | if (slen > comms__col_width) { |
| 402 | comms__col_width = slen; |
| 403 | threads__col_width = slen + 6; |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | return 0; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 408 | } |
| 409 | |
Arnaldo Carvalho de Melo | 9ac9954 | 2009-06-04 13:54:00 -0300 | [diff] [blame] | 410 | static size_t thread__fprintf(struct thread *self, FILE *fp) |
| 411 | { |
| 412 | struct map *pos; |
| 413 | size_t ret = fprintf(fp, "Thread %d %s\n", self->pid, self->comm); |
| 414 | |
| 415 | list_for_each_entry(pos, &self->maps, node) |
| 416 | ret += map__fprintf(pos, fp); |
| 417 | |
| 418 | return ret; |
| 419 | } |
| 420 | |
| 421 | |
Ingo Molnar | 16f762a | 2009-05-27 09:10:38 +0200 | [diff] [blame] | 422 | static struct rb_root threads; |
Ingo Molnar | eed4dcd | 2009-06-03 19:59:24 +0200 | [diff] [blame] | 423 | static struct thread *last_match; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 424 | |
| 425 | static struct thread *threads__findnew(pid_t pid) |
| 426 | { |
Arnaldo Carvalho de Melo | ce7e436 | 2009-05-19 09:30:23 -0300 | [diff] [blame] | 427 | struct rb_node **p = &threads.rb_node; |
| 428 | struct rb_node *parent = NULL; |
| 429 | struct thread *th; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 430 | |
Ingo Molnar | eed4dcd | 2009-06-03 19:59:24 +0200 | [diff] [blame] | 431 | /* |
| 432 | * Font-end cache - PID lookups come in blocks, |
| 433 | * so most of the time we dont have to look up |
| 434 | * the full rbtree: |
| 435 | */ |
| 436 | if (last_match && last_match->pid == pid) |
| 437 | return last_match; |
| 438 | |
Arnaldo Carvalho de Melo | ce7e436 | 2009-05-19 09:30:23 -0300 | [diff] [blame] | 439 | while (*p != NULL) { |
| 440 | parent = *p; |
| 441 | th = rb_entry(parent, struct thread, rb_node); |
| 442 | |
Ingo Molnar | eed4dcd | 2009-06-03 19:59:24 +0200 | [diff] [blame] | 443 | if (th->pid == pid) { |
| 444 | last_match = th; |
Arnaldo Carvalho de Melo | ce7e436 | 2009-05-19 09:30:23 -0300 | [diff] [blame] | 445 | return th; |
Ingo Molnar | eed4dcd | 2009-06-03 19:59:24 +0200 | [diff] [blame] | 446 | } |
Arnaldo Carvalho de Melo | ce7e436 | 2009-05-19 09:30:23 -0300 | [diff] [blame] | 447 | |
| 448 | if (pid < th->pid) |
| 449 | p = &(*p)->rb_left; |
| 450 | else |
| 451 | p = &(*p)->rb_right; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 452 | } |
| 453 | |
Arnaldo Carvalho de Melo | ce7e436 | 2009-05-19 09:30:23 -0300 | [diff] [blame] | 454 | th = thread__new(pid); |
| 455 | if (th != NULL) { |
| 456 | rb_link_node(&th->rb_node, parent, p); |
| 457 | rb_insert_color(&th->rb_node, &threads); |
Ingo Molnar | eed4dcd | 2009-06-03 19:59:24 +0200 | [diff] [blame] | 458 | last_match = th; |
Arnaldo Carvalho de Melo | ce7e436 | 2009-05-19 09:30:23 -0300 | [diff] [blame] | 459 | } |
Ingo Molnar | eed4dcd | 2009-06-03 19:59:24 +0200 | [diff] [blame] | 460 | |
Arnaldo Carvalho de Melo | ce7e436 | 2009-05-19 09:30:23 -0300 | [diff] [blame] | 461 | return th; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 462 | } |
| 463 | |
| 464 | static void thread__insert_map(struct thread *self, struct map *map) |
| 465 | { |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 466 | struct map *pos, *tmp; |
| 467 | |
| 468 | list_for_each_entry_safe(pos, tmp, &self->maps, node) { |
| 469 | if (map__overlap(pos, map)) { |
Peter Zijlstra | 3d906ef | 2009-06-23 11:23:07 +0200 | [diff] [blame] | 470 | if (verbose >= 2) { |
| 471 | printf("overlapping maps:\n"); |
| 472 | map__fprintf(map, stdout); |
| 473 | map__fprintf(pos, stdout); |
| 474 | } |
| 475 | |
| 476 | if (map->start <= pos->start && map->end > pos->start) |
| 477 | pos->start = map->end; |
| 478 | |
| 479 | if (map->end >= pos->end && map->start < pos->end) |
| 480 | pos->end = map->start; |
| 481 | |
| 482 | if (verbose >= 2) { |
| 483 | printf("after collision:\n"); |
| 484 | map__fprintf(pos, stdout); |
| 485 | } |
| 486 | |
| 487 | if (pos->start >= pos->end) { |
| 488 | list_del_init(&pos->node); |
| 489 | free(pos); |
| 490 | } |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 491 | } |
| 492 | } |
| 493 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 494 | list_add_tail(&map->node, &self->maps); |
| 495 | } |
| 496 | |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 497 | static int thread__fork(struct thread *self, struct thread *parent) |
| 498 | { |
| 499 | struct map *map; |
| 500 | |
| 501 | if (self->comm) |
| 502 | free(self->comm); |
| 503 | self->comm = strdup(parent->comm); |
| 504 | if (!self->comm) |
| 505 | return -ENOMEM; |
| 506 | |
| 507 | list_for_each_entry(map, &parent->maps, node) { |
| 508 | struct map *new = map__clone(map); |
| 509 | if (!new) |
| 510 | return -ENOMEM; |
| 511 | thread__insert_map(self, new); |
| 512 | } |
| 513 | |
| 514 | return 0; |
| 515 | } |
| 516 | |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 517 | static struct map *thread__find_map(struct thread *self, u64 ip) |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 518 | { |
Ingo Molnar | 16f762a | 2009-05-27 09:10:38 +0200 | [diff] [blame] | 519 | struct map *pos; |
| 520 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 521 | if (self == NULL) |
| 522 | return NULL; |
| 523 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 524 | list_for_each_entry(pos, &self->maps, node) |
| 525 | if (ip >= pos->start && ip <= pos->end) |
| 526 | return pos; |
| 527 | |
| 528 | return NULL; |
| 529 | } |
| 530 | |
Arnaldo Carvalho de Melo | 9ac9954 | 2009-06-04 13:54:00 -0300 | [diff] [blame] | 531 | static size_t threads__fprintf(FILE *fp) |
| 532 | { |
| 533 | size_t ret = 0; |
| 534 | struct rb_node *nd; |
| 535 | |
| 536 | for (nd = rb_first(&threads); nd; nd = rb_next(nd)) { |
| 537 | struct thread *pos = rb_entry(nd, struct thread, rb_node); |
| 538 | |
| 539 | ret += thread__fprintf(pos, fp); |
| 540 | } |
| 541 | |
| 542 | return ret; |
| 543 | } |
| 544 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 545 | /* |
| 546 | * histogram, sorted on item, collects counts |
| 547 | */ |
| 548 | |
| 549 | static struct rb_root hist; |
| 550 | |
| 551 | struct hist_entry { |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 552 | struct rb_node rb_node; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 553 | |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 554 | struct thread *thread; |
| 555 | struct map *map; |
| 556 | struct dso *dso; |
| 557 | struct symbol *sym; |
| 558 | struct symbol *parent; |
| 559 | u64 ip; |
| 560 | char level; |
| 561 | struct callchain_node callchain; |
| 562 | struct rb_root sorted_chain; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 563 | |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 564 | u64 count; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 565 | }; |
| 566 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 567 | /* |
| 568 | * configurable sorting bits |
| 569 | */ |
| 570 | |
| 571 | struct sort_entry { |
| 572 | struct list_head list; |
| 573 | |
Peter Zijlstra | ca8cdee | 2009-05-28 11:08:33 +0200 | [diff] [blame] | 574 | char *header; |
| 575 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 576 | int64_t (*cmp)(struct hist_entry *, struct hist_entry *); |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 577 | int64_t (*collapse)(struct hist_entry *, struct hist_entry *); |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 578 | size_t (*print)(FILE *fp, struct hist_entry *, unsigned int width); |
| 579 | unsigned int *width; |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 580 | bool elide; |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 581 | }; |
| 582 | |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 583 | static int64_t cmp_null(void *l, void *r) |
| 584 | { |
| 585 | if (!l && !r) |
| 586 | return 0; |
| 587 | else if (!l) |
| 588 | return -1; |
| 589 | else |
| 590 | return 1; |
| 591 | } |
| 592 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 593 | /* --sort pid */ |
| 594 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 595 | static int64_t |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 596 | sort__thread_cmp(struct hist_entry *left, struct hist_entry *right) |
| 597 | { |
| 598 | return right->thread->pid - left->thread->pid; |
| 599 | } |
| 600 | |
| 601 | static size_t |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 602 | sort__thread_print(FILE *fp, struct hist_entry *self, unsigned int width) |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 603 | { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 604 | return repsep_fprintf(fp, "%*s:%5d", width - 6, |
| 605 | self->thread->comm ?: "", self->thread->pid); |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 606 | } |
| 607 | |
| 608 | static struct sort_entry sort_thread = { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 609 | .header = "Command: Pid", |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 610 | .cmp = sort__thread_cmp, |
| 611 | .print = sort__thread_print, |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 612 | .width = &threads__col_width, |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 613 | }; |
| 614 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 615 | /* --sort comm */ |
| 616 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 617 | static int64_t |
Peter Zijlstra | 992444b | 2009-05-27 20:20:27 +0200 | [diff] [blame] | 618 | sort__comm_cmp(struct hist_entry *left, struct hist_entry *right) |
| 619 | { |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 620 | return right->thread->pid - left->thread->pid; |
| 621 | } |
| 622 | |
| 623 | static int64_t |
| 624 | sort__comm_collapse(struct hist_entry *left, struct hist_entry *right) |
| 625 | { |
Peter Zijlstra | 992444b | 2009-05-27 20:20:27 +0200 | [diff] [blame] | 626 | char *comm_l = left->thread->comm; |
| 627 | char *comm_r = right->thread->comm; |
| 628 | |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 629 | if (!comm_l || !comm_r) |
| 630 | return cmp_null(comm_l, comm_r); |
Peter Zijlstra | 992444b | 2009-05-27 20:20:27 +0200 | [diff] [blame] | 631 | |
| 632 | return strcmp(comm_l, comm_r); |
| 633 | } |
| 634 | |
| 635 | static size_t |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 636 | sort__comm_print(FILE *fp, struct hist_entry *self, unsigned int width) |
Peter Zijlstra | 992444b | 2009-05-27 20:20:27 +0200 | [diff] [blame] | 637 | { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 638 | return repsep_fprintf(fp, "%*s", width, self->thread->comm); |
Peter Zijlstra | 992444b | 2009-05-27 20:20:27 +0200 | [diff] [blame] | 639 | } |
| 640 | |
| 641 | static struct sort_entry sort_comm = { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 642 | .header = "Command", |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 643 | .cmp = sort__comm_cmp, |
| 644 | .collapse = sort__comm_collapse, |
| 645 | .print = sort__comm_print, |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 646 | .width = &comms__col_width, |
Peter Zijlstra | 992444b | 2009-05-27 20:20:27 +0200 | [diff] [blame] | 647 | }; |
| 648 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 649 | /* --sort dso */ |
| 650 | |
Peter Zijlstra | 992444b | 2009-05-27 20:20:27 +0200 | [diff] [blame] | 651 | static int64_t |
Peter Zijlstra | 55e5ec4 | 2009-05-27 20:20:28 +0200 | [diff] [blame] | 652 | sort__dso_cmp(struct hist_entry *left, struct hist_entry *right) |
| 653 | { |
| 654 | struct dso *dso_l = left->dso; |
| 655 | struct dso *dso_r = right->dso; |
| 656 | |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 657 | if (!dso_l || !dso_r) |
| 658 | return cmp_null(dso_l, dso_r); |
Peter Zijlstra | 55e5ec4 | 2009-05-27 20:20:28 +0200 | [diff] [blame] | 659 | |
| 660 | return strcmp(dso_l->name, dso_r->name); |
| 661 | } |
| 662 | |
| 663 | static size_t |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 664 | sort__dso_print(FILE *fp, struct hist_entry *self, unsigned int width) |
Peter Zijlstra | 55e5ec4 | 2009-05-27 20:20:28 +0200 | [diff] [blame] | 665 | { |
Ingo Molnar | 0a520c6 | 2009-06-02 23:24:45 +0200 | [diff] [blame] | 666 | if (self->dso) |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 667 | return repsep_fprintf(fp, "%-*s", width, self->dso->name); |
Ingo Molnar | 0a520c6 | 2009-06-02 23:24:45 +0200 | [diff] [blame] | 668 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 669 | return repsep_fprintf(fp, "%*llx", width, (u64)self->ip); |
Peter Zijlstra | 55e5ec4 | 2009-05-27 20:20:28 +0200 | [diff] [blame] | 670 | } |
| 671 | |
| 672 | static struct sort_entry sort_dso = { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 673 | .header = "Shared Object", |
Peter Zijlstra | 55e5ec4 | 2009-05-27 20:20:28 +0200 | [diff] [blame] | 674 | .cmp = sort__dso_cmp, |
| 675 | .print = sort__dso_print, |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 676 | .width = &dsos__col_width, |
Peter Zijlstra | 55e5ec4 | 2009-05-27 20:20:28 +0200 | [diff] [blame] | 677 | }; |
| 678 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 679 | /* --sort symbol */ |
| 680 | |
Peter Zijlstra | 55e5ec4 | 2009-05-27 20:20:28 +0200 | [diff] [blame] | 681 | static int64_t |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 682 | sort__sym_cmp(struct hist_entry *left, struct hist_entry *right) |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 683 | { |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 684 | u64 ip_l, ip_r; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 685 | |
| 686 | if (left->sym == right->sym) |
| 687 | return 0; |
| 688 | |
| 689 | ip_l = left->sym ? left->sym->start : left->ip; |
| 690 | ip_r = right->sym ? right->sym->start : right->ip; |
| 691 | |
| 692 | return (int64_t)(ip_r - ip_l); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 693 | } |
| 694 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 695 | static size_t |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 696 | sort__sym_print(FILE *fp, struct hist_entry *self, unsigned int width __used) |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 697 | { |
| 698 | size_t ret = 0; |
| 699 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 700 | if (verbose) |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 701 | ret += repsep_fprintf(fp, "%#018llx ", (u64)self->ip); |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 702 | |
Arnaldo Carvalho de Melo | 60c1baf | 2009-07-11 12:18:33 -0300 | [diff] [blame] | 703 | ret += repsep_fprintf(fp, "[%c] ", self->level); |
Ingo Molnar | 8edd428 | 2009-06-05 14:13:18 +0200 | [diff] [blame] | 704 | if (self->sym) { |
Arnaldo Carvalho de Melo | 60c1baf | 2009-07-11 12:18:33 -0300 | [diff] [blame] | 705 | ret += repsep_fprintf(fp, "%s", self->sym->name); |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 706 | |
| 707 | if (self->sym->module) |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 708 | ret += repsep_fprintf(fp, "\t[%s]", |
| 709 | self->sym->module->name); |
Ingo Molnar | 8edd428 | 2009-06-05 14:13:18 +0200 | [diff] [blame] | 710 | } else { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 711 | ret += repsep_fprintf(fp, "%#016llx", (u64)self->ip); |
Ingo Molnar | 8edd428 | 2009-06-05 14:13:18 +0200 | [diff] [blame] | 712 | } |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 713 | |
| 714 | return ret; |
| 715 | } |
| 716 | |
| 717 | static struct sort_entry sort_sym = { |
Peter Zijlstra | 71dd894 | 2009-06-04 15:16:56 +0200 | [diff] [blame] | 718 | .header = "Symbol", |
Peter Zijlstra | ca8cdee | 2009-05-28 11:08:33 +0200 | [diff] [blame] | 719 | .cmp = sort__sym_cmp, |
| 720 | .print = sort__sym_print, |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 721 | }; |
| 722 | |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 723 | /* --sort parent */ |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 724 | |
| 725 | static int64_t |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 726 | sort__parent_cmp(struct hist_entry *left, struct hist_entry *right) |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 727 | { |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 728 | struct symbol *sym_l = left->parent; |
| 729 | struct symbol *sym_r = right->parent; |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 730 | |
| 731 | if (!sym_l || !sym_r) |
| 732 | return cmp_null(sym_l, sym_r); |
| 733 | |
| 734 | return strcmp(sym_l->name, sym_r->name); |
| 735 | } |
| 736 | |
| 737 | static size_t |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 738 | sort__parent_print(FILE *fp, struct hist_entry *self, unsigned int width) |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 739 | { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 740 | return repsep_fprintf(fp, "%-*s", width, |
| 741 | self->parent ? self->parent->name : "[other]"); |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 742 | } |
| 743 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 744 | static unsigned int parent_symbol__col_width; |
| 745 | |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 746 | static struct sort_entry sort_parent = { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 747 | .header = "Parent symbol", |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 748 | .cmp = sort__parent_cmp, |
| 749 | .print = sort__parent_print, |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 750 | .width = &parent_symbol__col_width, |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 751 | }; |
| 752 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 753 | static int sort__need_collapse = 0; |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 754 | static int sort__has_parent = 0; |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 755 | |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 756 | struct sort_dimension { |
Ingo Molnar | 8edd428 | 2009-06-05 14:13:18 +0200 | [diff] [blame] | 757 | char *name; |
| 758 | struct sort_entry *entry; |
| 759 | int taken; |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 760 | }; |
| 761 | |
| 762 | static struct sort_dimension sort_dimensions[] = { |
| 763 | { .name = "pid", .entry = &sort_thread, }, |
Peter Zijlstra | 992444b | 2009-05-27 20:20:27 +0200 | [diff] [blame] | 764 | { .name = "comm", .entry = &sort_comm, }, |
Peter Zijlstra | 55e5ec4 | 2009-05-27 20:20:28 +0200 | [diff] [blame] | 765 | { .name = "dso", .entry = &sort_dso, }, |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 766 | { .name = "symbol", .entry = &sort_sym, }, |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 767 | { .name = "parent", .entry = &sort_parent, }, |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 768 | }; |
| 769 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 770 | static LIST_HEAD(hist_entry__sort_list); |
| 771 | |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 772 | static int sort_dimension__add(char *tok) |
| 773 | { |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 774 | unsigned int i; |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 775 | |
| 776 | for (i = 0; i < ARRAY_SIZE(sort_dimensions); i++) { |
| 777 | struct sort_dimension *sd = &sort_dimensions[i]; |
| 778 | |
| 779 | if (sd->taken) |
| 780 | continue; |
| 781 | |
Ingo Molnar | 5352f35 | 2009-06-03 10:07:39 +0200 | [diff] [blame] | 782 | if (strncasecmp(tok, sd->name, strlen(tok))) |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 783 | continue; |
| 784 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 785 | if (sd->entry->collapse) |
| 786 | sort__need_collapse = 1; |
| 787 | |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 788 | if (sd->entry == &sort_parent) { |
| 789 | int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED); |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 790 | if (ret) { |
| 791 | char err[BUFSIZ]; |
| 792 | |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 793 | regerror(ret, &parent_regex, err, sizeof(err)); |
| 794 | fprintf(stderr, "Invalid regex: %s\n%s", |
| 795 | parent_pattern, err); |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 796 | exit(-1); |
| 797 | } |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 798 | sort__has_parent = 1; |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 799 | } |
| 800 | |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 801 | list_add_tail(&sd->entry->list, &hist_entry__sort_list); |
| 802 | sd->taken = 1; |
Ingo Molnar | 5352f35 | 2009-06-03 10:07:39 +0200 | [diff] [blame] | 803 | |
Peter Zijlstra | 37f440c | 2009-05-27 20:20:26 +0200 | [diff] [blame] | 804 | return 0; |
| 805 | } |
| 806 | |
| 807 | return -ESRCH; |
| 808 | } |
| 809 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 810 | static int64_t |
| 811 | hist_entry__cmp(struct hist_entry *left, struct hist_entry *right) |
| 812 | { |
| 813 | struct sort_entry *se; |
| 814 | int64_t cmp = 0; |
| 815 | |
| 816 | list_for_each_entry(se, &hist_entry__sort_list, list) { |
| 817 | cmp = se->cmp(left, right); |
| 818 | if (cmp) |
| 819 | break; |
| 820 | } |
| 821 | |
| 822 | return cmp; |
| 823 | } |
| 824 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 825 | static int64_t |
| 826 | hist_entry__collapse(struct hist_entry *left, struct hist_entry *right) |
| 827 | { |
| 828 | struct sort_entry *se; |
| 829 | int64_t cmp = 0; |
| 830 | |
| 831 | list_for_each_entry(se, &hist_entry__sort_list, list) { |
| 832 | int64_t (*f)(struct hist_entry *, struct hist_entry *); |
| 833 | |
| 834 | f = se->collapse ?: se->cmp; |
| 835 | |
| 836 | cmp = f(left, right); |
| 837 | if (cmp) |
| 838 | break; |
| 839 | } |
| 840 | |
| 841 | return cmp; |
| 842 | } |
| 843 | |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 844 | static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask) |
| 845 | { |
| 846 | int i; |
| 847 | size_t ret = 0; |
| 848 | |
| 849 | ret += fprintf(fp, "%s", " "); |
| 850 | |
| 851 | for (i = 0; i < depth; i++) |
| 852 | if (depth_mask & (1 << i)) |
| 853 | ret += fprintf(fp, "| "); |
| 854 | else |
| 855 | ret += fprintf(fp, " "); |
| 856 | |
| 857 | ret += fprintf(fp, "\n"); |
| 858 | |
| 859 | return ret; |
| 860 | } |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 861 | static size_t |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 862 | ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain, int depth, |
| 863 | int depth_mask, int count, u64 total_samples, |
| 864 | int hits) |
| 865 | { |
| 866 | int i; |
| 867 | size_t ret = 0; |
| 868 | |
| 869 | ret += fprintf(fp, "%s", " "); |
| 870 | for (i = 0; i < depth; i++) { |
| 871 | if (depth_mask & (1 << i)) |
| 872 | ret += fprintf(fp, "|"); |
| 873 | else |
| 874 | ret += fprintf(fp, " "); |
| 875 | if (!count && i == depth - 1) { |
| 876 | double percent; |
| 877 | |
| 878 | percent = hits * 100.0 / total_samples; |
Frederic Weisbecker | 24b57c6 | 2009-07-02 20:14:35 +0200 | [diff] [blame] | 879 | ret += percent_color_fprintf(fp, "--%2.2f%%-- ", percent); |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 880 | } else |
| 881 | ret += fprintf(fp, "%s", " "); |
| 882 | } |
| 883 | if (chain->sym) |
| 884 | ret += fprintf(fp, "%s\n", chain->sym->name); |
| 885 | else |
| 886 | ret += fprintf(fp, "%p\n", (void *)(long)chain->ip); |
| 887 | |
| 888 | return ret; |
| 889 | } |
| 890 | |
| 891 | static size_t |
| 892 | callchain__fprintf_graph(FILE *fp, struct callchain_node *self, |
| 893 | u64 total_samples, int depth, int depth_mask) |
| 894 | { |
| 895 | struct rb_node *node, *next; |
| 896 | struct callchain_node *child; |
| 897 | struct callchain_list *chain; |
| 898 | int new_depth_mask = depth_mask; |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 899 | u64 new_total; |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 900 | size_t ret = 0; |
| 901 | int i; |
| 902 | |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 903 | if (callchain_param.mode == CHAIN_GRAPH_REL) |
| 904 | new_total = self->cumul_hit; |
| 905 | else |
| 906 | new_total = total_samples; |
| 907 | |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 908 | node = rb_first(&self->rb_root); |
| 909 | while (node) { |
| 910 | child = rb_entry(node, struct callchain_node, rb_node); |
| 911 | |
| 912 | /* |
| 913 | * The depth mask manages the output of pipes that show |
| 914 | * the depth. We don't want to keep the pipes of the current |
| 915 | * level for the last child of this depth |
| 916 | */ |
| 917 | next = rb_next(node); |
| 918 | if (!next) |
| 919 | new_depth_mask &= ~(1 << (depth - 1)); |
| 920 | |
| 921 | /* |
| 922 | * But we keep the older depth mask for the line seperator |
| 923 | * to keep the level link until we reach the last child |
| 924 | */ |
| 925 | ret += ipchain__fprintf_graph_line(fp, depth, depth_mask); |
| 926 | i = 0; |
| 927 | list_for_each_entry(chain, &child->val, list) { |
| 928 | if (chain->ip >= PERF_CONTEXT_MAX) |
| 929 | continue; |
| 930 | ret += ipchain__fprintf_graph(fp, chain, depth, |
| 931 | new_depth_mask, i++, |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 932 | new_total, |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 933 | child->cumul_hit); |
| 934 | } |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 935 | ret += callchain__fprintf_graph(fp, child, new_total, |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 936 | depth + 1, |
| 937 | new_depth_mask | (1 << depth)); |
| 938 | node = next; |
| 939 | } |
| 940 | |
| 941 | return ret; |
| 942 | } |
| 943 | |
| 944 | static size_t |
| 945 | callchain__fprintf_flat(FILE *fp, struct callchain_node *self, |
| 946 | u64 total_samples) |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 947 | { |
| 948 | struct callchain_list *chain; |
| 949 | size_t ret = 0; |
| 950 | |
| 951 | if (!self) |
| 952 | return 0; |
| 953 | |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 954 | ret += callchain__fprintf_flat(fp, self->parent, total_samples); |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 955 | |
| 956 | |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 957 | list_for_each_entry(chain, &self->val, list) { |
| 958 | if (chain->ip >= PERF_CONTEXT_MAX) |
| 959 | continue; |
| 960 | if (chain->sym) |
| 961 | ret += fprintf(fp, " %s\n", chain->sym->name); |
| 962 | else |
| 963 | ret += fprintf(fp, " %p\n", |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 964 | (void *)(long)chain->ip); |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 965 | } |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 966 | |
| 967 | return ret; |
| 968 | } |
| 969 | |
| 970 | static size_t |
| 971 | hist_entry_callchain__fprintf(FILE *fp, struct hist_entry *self, |
| 972 | u64 total_samples) |
| 973 | { |
| 974 | struct rb_node *rb_node; |
| 975 | struct callchain_node *chain; |
| 976 | size_t ret = 0; |
| 977 | |
| 978 | rb_node = rb_first(&self->sorted_chain); |
| 979 | while (rb_node) { |
| 980 | double percent; |
| 981 | |
| 982 | chain = rb_entry(rb_node, struct callchain_node, rb_node); |
| 983 | percent = chain->hit * 100.0 / total_samples; |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 984 | switch (callchain_param.mode) { |
| 985 | case CHAIN_FLAT: |
Frederic Weisbecker | 24b57c6 | 2009-07-02 20:14:35 +0200 | [diff] [blame] | 986 | ret += percent_color_fprintf(fp, " %6.2f%%\n", |
| 987 | percent); |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 988 | ret += callchain__fprintf_flat(fp, chain, total_samples); |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 989 | break; |
| 990 | case CHAIN_GRAPH_ABS: /* Falldown */ |
| 991 | case CHAIN_GRAPH_REL: |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 992 | ret += callchain__fprintf_graph(fp, chain, |
| 993 | total_samples, 1, 1); |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 994 | default: |
| 995 | break; |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 996 | } |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 997 | ret += fprintf(fp, "\n"); |
| 998 | rb_node = rb_next(rb_node); |
| 999 | } |
| 1000 | |
| 1001 | return ret; |
| 1002 | } |
| 1003 | |
| 1004 | |
| 1005 | static size_t |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 1006 | hist_entry__fprintf(FILE *fp, struct hist_entry *self, u64 total_samples) |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 1007 | { |
| 1008 | struct sort_entry *se; |
| 1009 | size_t ret; |
| 1010 | |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1011 | if (exclude_other && !self->parent) |
| 1012 | return 0; |
| 1013 | |
Frederic Weisbecker | 1e11fd8 | 2009-07-02 20:14:34 +0200 | [diff] [blame] | 1014 | if (total_samples) |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1015 | ret = percent_color_fprintf(fp, |
| 1016 | field_sep ? "%.2f" : " %6.2f%%", |
| 1017 | (self->count * 100.0) / total_samples); |
Frederic Weisbecker | 1e11fd8 | 2009-07-02 20:14:34 +0200 | [diff] [blame] | 1018 | else |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1019 | ret = fprintf(fp, field_sep ? "%lld" : "%12lld ", self->count); |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 1020 | |
Arnaldo Carvalho de Melo | e3d7e18 | 2009-07-11 12:18:37 -0300 | [diff] [blame] | 1021 | if (show_nr_samples) { |
| 1022 | if (field_sep) |
| 1023 | fprintf(fp, "%c%lld", *field_sep, self->count); |
| 1024 | else |
| 1025 | fprintf(fp, "%11lld", self->count); |
| 1026 | } |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 1027 | |
Peter Zijlstra | 71dd894 | 2009-06-04 15:16:56 +0200 | [diff] [blame] | 1028 | list_for_each_entry(se, &hist_entry__sort_list, list) { |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 1029 | if (se->elide) |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1030 | continue; |
| 1031 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1032 | fprintf(fp, "%s", field_sep ?: " "); |
| 1033 | ret += se->print(fp, self, se->width ? *se->width : 0); |
Peter Zijlstra | 71dd894 | 2009-06-04 15:16:56 +0200 | [diff] [blame] | 1034 | } |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 1035 | |
| 1036 | ret += fprintf(fp, "\n"); |
| 1037 | |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 1038 | if (callchain) |
| 1039 | hist_entry_callchain__fprintf(fp, self, total_samples); |
| 1040 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 1041 | return ret; |
| 1042 | } |
| 1043 | |
| 1044 | /* |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1045 | * |
| 1046 | */ |
| 1047 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1048 | static void dso__calc_col_width(struct dso *self) |
| 1049 | { |
| 1050 | if (!col_width_list_str && !field_sep && |
| 1051 | (!dso_list || strlist__has_entry(dso_list, self->name))) { |
| 1052 | unsigned int slen = strlen(self->name); |
| 1053 | if (slen > dsos__col_width) |
| 1054 | dsos__col_width = slen; |
| 1055 | } |
| 1056 | |
| 1057 | self->slen_calculated = 1; |
| 1058 | } |
| 1059 | |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1060 | static struct symbol * |
| 1061 | resolve_symbol(struct thread *thread, struct map **mapp, |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 1062 | struct dso **dsop, u64 *ipp) |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1063 | { |
| 1064 | struct dso *dso = dsop ? *dsop : NULL; |
| 1065 | struct map *map = mapp ? *mapp : NULL; |
Peter Zijlstra | 520f2c3 | 2009-06-22 16:52:51 +0200 | [diff] [blame] | 1066 | u64 ip = *ipp; |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1067 | |
| 1068 | if (!thread) |
| 1069 | return NULL; |
| 1070 | |
| 1071 | if (dso) |
| 1072 | goto got_dso; |
| 1073 | |
| 1074 | if (map) |
| 1075 | goto got_map; |
| 1076 | |
| 1077 | map = thread__find_map(thread, ip); |
| 1078 | if (map != NULL) { |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1079 | /* |
| 1080 | * We have to do this here as we may have a dso |
| 1081 | * with no symbol hit that has a name longer than |
| 1082 | * the ones with symbols sampled. |
| 1083 | */ |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 1084 | if (!sort_dso.elide && !map->dso->slen_calculated) |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1085 | dso__calc_col_width(map->dso); |
| 1086 | |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1087 | if (mapp) |
| 1088 | *mapp = map; |
| 1089 | got_map: |
| 1090 | ip = map->map_ip(map, ip); |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1091 | |
| 1092 | dso = map->dso; |
| 1093 | } else { |
| 1094 | /* |
| 1095 | * If this is outside of all known maps, |
| 1096 | * and is a negative address, try to look it |
| 1097 | * up in the kernel dso, as it might be a |
| 1098 | * vsyscall (which executes in user-mode): |
| 1099 | */ |
| 1100 | if ((long long)ip < 0) |
| 1101 | dso = kernel_dso; |
| 1102 | } |
| 1103 | dprintf(" ...... dso: %s\n", dso ? dso->name : "<not found>"); |
Peter Zijlstra | 520f2c3 | 2009-06-22 16:52:51 +0200 | [diff] [blame] | 1104 | dprintf(" ...... map: %Lx -> %Lx\n", *ipp, ip); |
| 1105 | *ipp = ip; |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1106 | |
| 1107 | if (dsop) |
| 1108 | *dsop = dso; |
| 1109 | |
| 1110 | if (!dso) |
| 1111 | return NULL; |
| 1112 | got_dso: |
| 1113 | return dso->find_symbol(dso, ip); |
| 1114 | } |
| 1115 | |
Peter Zijlstra | 2a0a50f | 2009-06-18 22:20:45 +0200 | [diff] [blame] | 1116 | static int call__match(struct symbol *sym) |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1117 | { |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 1118 | if (sym->name && !regexec(&parent_regex, sym->name, 0, NULL, 0)) |
Peter Zijlstra | 2a0a50f | 2009-06-18 22:20:45 +0200 | [diff] [blame] | 1119 | return 1; |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1120 | |
Peter Zijlstra | 2a0a50f | 2009-06-18 22:20:45 +0200 | [diff] [blame] | 1121 | return 0; |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1122 | } |
| 1123 | |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1124 | static struct symbol ** |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 1125 | resolve_callchain(struct thread *thread, struct map *map __used, |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1126 | struct ip_callchain *chain, struct hist_entry *entry) |
| 1127 | { |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1128 | u64 context = PERF_CONTEXT_MAX; |
Ingo Molnar | 029e5b1 | 2009-07-03 13:17:28 +0200 | [diff] [blame] | 1129 | struct symbol **syms = NULL; |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 1130 | unsigned int i; |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1131 | |
| 1132 | if (callchain) { |
| 1133 | syms = calloc(chain->nr, sizeof(*syms)); |
| 1134 | if (!syms) { |
| 1135 | fprintf(stderr, "Can't allocate memory for symbols\n"); |
| 1136 | exit(-1); |
| 1137 | } |
| 1138 | } |
| 1139 | |
| 1140 | for (i = 0; i < chain->nr; i++) { |
| 1141 | u64 ip = chain->ips[i]; |
| 1142 | struct dso *dso = NULL; |
| 1143 | struct symbol *sym; |
| 1144 | |
| 1145 | if (ip >= PERF_CONTEXT_MAX) { |
| 1146 | context = ip; |
| 1147 | continue; |
| 1148 | } |
| 1149 | |
| 1150 | switch (context) { |
Ingo Molnar | 88a69df | 2009-07-01 11:17:20 +0200 | [diff] [blame] | 1151 | case PERF_CONTEXT_HV: |
| 1152 | dso = hypervisor_dso; |
| 1153 | break; |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1154 | case PERF_CONTEXT_KERNEL: |
| 1155 | dso = kernel_dso; |
| 1156 | break; |
| 1157 | default: |
| 1158 | break; |
| 1159 | } |
| 1160 | |
| 1161 | sym = resolve_symbol(thread, NULL, &dso, &ip); |
| 1162 | |
| 1163 | if (sym) { |
| 1164 | if (sort__has_parent && call__match(sym) && |
| 1165 | !entry->parent) |
| 1166 | entry->parent = sym; |
| 1167 | if (!callchain) |
| 1168 | break; |
| 1169 | syms[i] = sym; |
| 1170 | } |
| 1171 | } |
| 1172 | |
| 1173 | return syms; |
| 1174 | } |
| 1175 | |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1176 | /* |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 1177 | * collect histogram counts |
| 1178 | */ |
| 1179 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1180 | static int |
| 1181 | hist_entry__add(struct thread *thread, struct map *map, struct dso *dso, |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 1182 | struct symbol *sym, u64 ip, struct ip_callchain *chain, |
| 1183 | char level, u64 count) |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1184 | { |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1185 | struct rb_node **p = &hist.rb_node; |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1186 | struct rb_node *parent = NULL; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1187 | struct hist_entry *he; |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1188 | struct symbol **syms = NULL; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1189 | struct hist_entry entry = { |
| 1190 | .thread = thread, |
| 1191 | .map = map, |
| 1192 | .dso = dso, |
| 1193 | .sym = sym, |
| 1194 | .ip = ip, |
| 1195 | .level = level, |
Peter Zijlstra | ea1900e | 2009-06-10 21:45:22 +0200 | [diff] [blame] | 1196 | .count = count, |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1197 | .parent = NULL, |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 1198 | .sorted_chain = RB_ROOT |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1199 | }; |
| 1200 | int cmp; |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1201 | |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1202 | if ((sort__has_parent || callchain) && chain) |
| 1203 | syms = resolve_callchain(thread, map, chain, &entry); |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1204 | |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1205 | while (*p != NULL) { |
| 1206 | parent = *p; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1207 | he = rb_entry(parent, struct hist_entry, rb_node); |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1208 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1209 | cmp = hist_entry__cmp(&entry, he); |
| 1210 | |
| 1211 | if (!cmp) { |
Peter Zijlstra | ea1900e | 2009-06-10 21:45:22 +0200 | [diff] [blame] | 1212 | he->count += count; |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1213 | if (callchain) { |
| 1214 | append_chain(&he->callchain, chain, syms); |
| 1215 | free(syms); |
| 1216 | } |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1217 | return 0; |
| 1218 | } |
| 1219 | |
| 1220 | if (cmp < 0) |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1221 | p = &(*p)->rb_left; |
| 1222 | else |
| 1223 | p = &(*p)->rb_right; |
| 1224 | } |
| 1225 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1226 | he = malloc(sizeof(*he)); |
| 1227 | if (!he) |
| 1228 | return -ENOMEM; |
| 1229 | *he = entry; |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 1230 | if (callchain) { |
| 1231 | callchain_init(&he->callchain); |
Frederic Weisbecker | 4424961 | 2009-07-01 05:35:14 +0200 | [diff] [blame] | 1232 | append_chain(&he->callchain, chain, syms); |
| 1233 | free(syms); |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 1234 | } |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1235 | rb_link_node(&he->rb_node, parent, p); |
| 1236 | rb_insert_color(&he->rb_node, &hist); |
| 1237 | |
| 1238 | return 0; |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1239 | } |
| 1240 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 1241 | static void hist_entry__free(struct hist_entry *he) |
| 1242 | { |
| 1243 | free(he); |
| 1244 | } |
| 1245 | |
| 1246 | /* |
| 1247 | * collapse the histogram |
| 1248 | */ |
| 1249 | |
| 1250 | static struct rb_root collapse_hists; |
| 1251 | |
| 1252 | static void collapse__insert_entry(struct hist_entry *he) |
| 1253 | { |
| 1254 | struct rb_node **p = &collapse_hists.rb_node; |
| 1255 | struct rb_node *parent = NULL; |
| 1256 | struct hist_entry *iter; |
| 1257 | int64_t cmp; |
| 1258 | |
| 1259 | while (*p != NULL) { |
| 1260 | parent = *p; |
| 1261 | iter = rb_entry(parent, struct hist_entry, rb_node); |
| 1262 | |
| 1263 | cmp = hist_entry__collapse(iter, he); |
| 1264 | |
| 1265 | if (!cmp) { |
| 1266 | iter->count += he->count; |
| 1267 | hist_entry__free(he); |
| 1268 | return; |
| 1269 | } |
| 1270 | |
| 1271 | if (cmp < 0) |
| 1272 | p = &(*p)->rb_left; |
| 1273 | else |
| 1274 | p = &(*p)->rb_right; |
| 1275 | } |
| 1276 | |
| 1277 | rb_link_node(&he->rb_node, parent, p); |
| 1278 | rb_insert_color(&he->rb_node, &collapse_hists); |
| 1279 | } |
| 1280 | |
| 1281 | static void collapse__resort(void) |
| 1282 | { |
| 1283 | struct rb_node *next; |
| 1284 | struct hist_entry *n; |
| 1285 | |
| 1286 | if (!sort__need_collapse) |
| 1287 | return; |
| 1288 | |
| 1289 | next = rb_first(&hist); |
| 1290 | while (next) { |
| 1291 | n = rb_entry(next, struct hist_entry, rb_node); |
| 1292 | next = rb_next(&n->rb_node); |
| 1293 | |
| 1294 | rb_erase(&n->rb_node, &hist); |
| 1295 | collapse__insert_entry(n); |
| 1296 | } |
| 1297 | } |
| 1298 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1299 | /* |
| 1300 | * reverse the map, sort on count. |
| 1301 | */ |
| 1302 | |
| 1303 | static struct rb_root output_hists; |
| 1304 | |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1305 | static void output__insert_entry(struct hist_entry *he, u64 min_callchain_hits) |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1306 | { |
| 1307 | struct rb_node **p = &output_hists.rb_node; |
| 1308 | struct rb_node *parent = NULL; |
| 1309 | struct hist_entry *iter; |
| 1310 | |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 1311 | if (callchain) |
| 1312 | callchain_param.sort(&he->sorted_chain, &he->callchain, |
| 1313 | min_callchain_hits, &callchain_param); |
Frederic Weisbecker | f55c555 | 2009-06-26 16:28:01 +0200 | [diff] [blame] | 1314 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1315 | while (*p != NULL) { |
| 1316 | parent = *p; |
| 1317 | iter = rb_entry(parent, struct hist_entry, rb_node); |
| 1318 | |
| 1319 | if (he->count > iter->count) |
| 1320 | p = &(*p)->rb_left; |
| 1321 | else |
| 1322 | p = &(*p)->rb_right; |
| 1323 | } |
| 1324 | |
| 1325 | rb_link_node(&he->rb_node, parent, p); |
| 1326 | rb_insert_color(&he->rb_node, &output_hists); |
| 1327 | } |
| 1328 | |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1329 | static void output__resort(u64 total_samples) |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1330 | { |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 1331 | struct rb_node *next; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1332 | struct hist_entry *n; |
Arnaldo Carvalho de Melo | a4c43be | 2009-06-03 23:02:33 -0300 | [diff] [blame] | 1333 | struct rb_root *tree = &hist; |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1334 | u64 min_callchain_hits; |
| 1335 | |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 1336 | min_callchain_hits = total_samples * (callchain_param.min_percent / 100); |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1337 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 1338 | if (sort__need_collapse) |
Arnaldo Carvalho de Melo | a4c43be | 2009-06-03 23:02:33 -0300 | [diff] [blame] | 1339 | tree = &collapse_hists; |
| 1340 | |
| 1341 | next = rb_first(tree); |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 1342 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1343 | while (next) { |
| 1344 | n = rb_entry(next, struct hist_entry, rb_node); |
| 1345 | next = rb_next(&n->rb_node); |
| 1346 | |
Arnaldo Carvalho de Melo | a4c43be | 2009-06-03 23:02:33 -0300 | [diff] [blame] | 1347 | rb_erase(&n->rb_node, tree); |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1348 | output__insert_entry(n, min_callchain_hits); |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1349 | } |
| 1350 | } |
| 1351 | |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 1352 | static size_t output__fprintf(FILE *fp, u64 total_samples) |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1353 | { |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1354 | struct hist_entry *pos; |
Ingo Molnar | 2d65537 | 2009-05-27 21:36:22 +0200 | [diff] [blame] | 1355 | struct sort_entry *se; |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1356 | struct rb_node *nd; |
| 1357 | size_t ret = 0; |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1358 | unsigned int width; |
| 1359 | char *col_width = col_width_list_str; |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1360 | |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 1361 | fprintf(fp, "# Samples: %Ld\n", (u64)total_samples); |
Ingo Molnar | 05ca061 | 2009-06-04 14:21:16 +0200 | [diff] [blame] | 1362 | fprintf(fp, "#\n"); |
Peter Zijlstra | ca8cdee | 2009-05-28 11:08:33 +0200 | [diff] [blame] | 1363 | |
| 1364 | fprintf(fp, "# Overhead"); |
Arnaldo Carvalho de Melo | e3d7e18 | 2009-07-11 12:18:37 -0300 | [diff] [blame] | 1365 | if (show_nr_samples) { |
| 1366 | if (field_sep) |
| 1367 | fprintf(fp, "%cSamples", *field_sep); |
| 1368 | else |
| 1369 | fputs(" Samples ", fp); |
| 1370 | } |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1371 | list_for_each_entry(se, &hist_entry__sort_list, list) { |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 1372 | if (se->elide) |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1373 | continue; |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1374 | if (field_sep) { |
| 1375 | fprintf(fp, "%c%s", *field_sep, se->header); |
| 1376 | continue; |
| 1377 | } |
| 1378 | width = strlen(se->header); |
| 1379 | if (se->width) { |
| 1380 | if (col_width_list_str) { |
| 1381 | if (col_width) { |
| 1382 | *se->width = atoi(col_width); |
| 1383 | col_width = strchr(col_width, ','); |
| 1384 | if (col_width) |
| 1385 | ++col_width; |
| 1386 | } |
| 1387 | } |
| 1388 | width = *se->width = max(*se->width, width); |
| 1389 | } |
| 1390 | fprintf(fp, " %*s", width, se->header); |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1391 | } |
Peter Zijlstra | ca8cdee | 2009-05-28 11:08:33 +0200 | [diff] [blame] | 1392 | fprintf(fp, "\n"); |
| 1393 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1394 | if (field_sep) |
| 1395 | goto print_entries; |
| 1396 | |
Peter Zijlstra | ca8cdee | 2009-05-28 11:08:33 +0200 | [diff] [blame] | 1397 | fprintf(fp, "# ........"); |
Arnaldo Carvalho de Melo | e3d7e18 | 2009-07-11 12:18:37 -0300 | [diff] [blame] | 1398 | if (show_nr_samples) |
| 1399 | fprintf(fp, " .........."); |
Ingo Molnar | 2d65537 | 2009-05-27 21:36:22 +0200 | [diff] [blame] | 1400 | list_for_each_entry(se, &hist_entry__sort_list, list) { |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 1401 | unsigned int i; |
Peter Zijlstra | ca8cdee | 2009-05-28 11:08:33 +0200 | [diff] [blame] | 1402 | |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 1403 | if (se->elide) |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1404 | continue; |
| 1405 | |
Ingo Molnar | 4593bba | 2009-06-02 15:34:25 +0200 | [diff] [blame] | 1406 | fprintf(fp, " "); |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1407 | if (se->width) |
| 1408 | width = *se->width; |
| 1409 | else |
| 1410 | width = strlen(se->header); |
| 1411 | for (i = 0; i < width; i++) |
Peter Zijlstra | ca8cdee | 2009-05-28 11:08:33 +0200 | [diff] [blame] | 1412 | fprintf(fp, "."); |
Ingo Molnar | 2d65537 | 2009-05-27 21:36:22 +0200 | [diff] [blame] | 1413 | } |
Peter Zijlstra | ca8cdee | 2009-05-28 11:08:33 +0200 | [diff] [blame] | 1414 | fprintf(fp, "\n"); |
| 1415 | |
| 1416 | fprintf(fp, "#\n"); |
Ingo Molnar | 2d65537 | 2009-05-27 21:36:22 +0200 | [diff] [blame] | 1417 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 1418 | print_entries: |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1419 | for (nd = rb_first(&output_hists); nd; nd = rb_next(nd)) { |
| 1420 | pos = rb_entry(nd, struct hist_entry, rb_node); |
| 1421 | ret += hist_entry__fprintf(fp, pos, total_samples); |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1422 | } |
| 1423 | |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1424 | if (sort_order == default_sort_order && |
| 1425 | parent_pattern == default_parent_pattern) { |
Ingo Molnar | bd74137 | 2009-06-04 14:13:04 +0200 | [diff] [blame] | 1426 | fprintf(fp, "#\n"); |
Pekka Enberg | 114cfab | 2009-08-05 13:25:21 +0300 | [diff] [blame] | 1427 | fprintf(fp, "# (For a higher level overview, try: perf report --sort comm,dso)\n"); |
Ingo Molnar | bd74137 | 2009-06-04 14:13:04 +0200 | [diff] [blame] | 1428 | fprintf(fp, "#\n"); |
| 1429 | } |
Peter Zijlstra | 71dd894 | 2009-06-04 15:16:56 +0200 | [diff] [blame] | 1430 | fprintf(fp, "\n"); |
Ingo Molnar | bd74137 | 2009-06-04 14:13:04 +0200 | [diff] [blame] | 1431 | |
Arnaldo Carvalho de Melo | 3a4b8cc | 2009-05-26 16:19:04 -0300 | [diff] [blame] | 1432 | return ret; |
| 1433 | } |
| 1434 | |
Peter Zijlstra | 436224a | 2009-06-02 21:02:36 +0200 | [diff] [blame] | 1435 | static void register_idle_thread(void) |
| 1436 | { |
| 1437 | struct thread *thread = threads__findnew(0); |
| 1438 | |
| 1439 | if (thread == NULL || |
| 1440 | thread__set_comm(thread, "[idle]")) { |
| 1441 | fprintf(stderr, "problem inserting idle task.\n"); |
| 1442 | exit(-1); |
| 1443 | } |
| 1444 | } |
| 1445 | |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1446 | static unsigned long total = 0, |
| 1447 | total_mmap = 0, |
| 1448 | total_comm = 0, |
| 1449 | total_fork = 0, |
Peter Zijlstra | 9d91a6f | 2009-06-18 11:40:28 +0200 | [diff] [blame] | 1450 | total_unknown = 0, |
| 1451 | total_lost = 0; |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1452 | |
Peter Zijlstra | 2a0a50f | 2009-06-18 22:20:45 +0200 | [diff] [blame] | 1453 | static int validate_chain(struct ip_callchain *chain, event_t *event) |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 1454 | { |
| 1455 | unsigned int chain_size; |
| 1456 | |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 1457 | chain_size = event->header.size; |
| 1458 | chain_size -= (unsigned long)&event->ip.__more_data - (unsigned long)event; |
| 1459 | |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 1460 | if (chain->nr*sizeof(u64) > chain_size) |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 1461 | return -1; |
| 1462 | |
| 1463 | return 0; |
| 1464 | } |
| 1465 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1466 | static int |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1467 | process_sample_event(event_t *event, unsigned long offset, unsigned long head) |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1468 | { |
| 1469 | char level; |
| 1470 | int show = 0; |
| 1471 | struct dso *dso = NULL; |
| 1472 | struct thread *thread = threads__findnew(event->ip.pid); |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 1473 | u64 ip = event->ip.ip; |
| 1474 | u64 period = 1; |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1475 | struct map *map = NULL; |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1476 | void *more_data = event->ip.__more_data; |
Peter Zijlstra | 2a0a50f | 2009-06-18 22:20:45 +0200 | [diff] [blame] | 1477 | struct ip_callchain *chain = NULL; |
Anton Blanchard | d8db1b5 | 2009-07-01 09:00:48 +1000 | [diff] [blame] | 1478 | int cpumode; |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1479 | |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1480 | if (sample_type & PERF_SAMPLE_PERIOD) { |
Paul Mackerras | 9cffa8d | 2009-06-19 22:21:42 +1000 | [diff] [blame] | 1481 | period = *(u64 *)more_data; |
| 1482 | more_data += sizeof(u64); |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1483 | } |
Peter Zijlstra | ea1900e | 2009-06-10 21:45:22 +0200 | [diff] [blame] | 1484 | |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1485 | dprintf("%p [%p]: PERF_EVENT_SAMPLE (IP, %d): %d: %p period: %Ld\n", |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1486 | (void *)(offset + head), |
| 1487 | (void *)(long)(event->header.size), |
| 1488 | event->header.misc, |
| 1489 | event->ip.pid, |
Peter Zijlstra | 4502d77 | 2009-06-10 15:03:06 +0200 | [diff] [blame] | 1490 | (void *)(long)ip, |
Peter Zijlstra | ea1900e | 2009-06-10 21:45:22 +0200 | [diff] [blame] | 1491 | (long long)period); |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1492 | |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1493 | if (sample_type & PERF_SAMPLE_CALLCHAIN) { |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 1494 | unsigned int i; |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1495 | |
| 1496 | chain = (void *)more_data; |
| 1497 | |
Peter Zijlstra | 2a0a50f | 2009-06-18 22:20:45 +0200 | [diff] [blame] | 1498 | dprintf("... chain: nr:%Lu\n", chain->nr); |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1499 | |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 1500 | if (validate_chain(chain, event) < 0) { |
| 1501 | eprintf("call-chain problem with event, skipping it.\n"); |
| 1502 | return 0; |
| 1503 | } |
| 1504 | |
| 1505 | if (dump_trace) { |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1506 | for (i = 0; i < chain->nr; i++) |
Peter Zijlstra | 2a0a50f | 2009-06-18 22:20:45 +0200 | [diff] [blame] | 1507 | dprintf("..... %2d: %016Lx\n", i, chain->ips[i]); |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1508 | } |
| 1509 | } |
| 1510 | |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1511 | dprintf(" ... thread: %s:%d\n", thread->comm, thread->pid); |
| 1512 | |
| 1513 | if (thread == NULL) { |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 1514 | eprintf("problem processing %d event, skipping it.\n", |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1515 | event->header.type); |
| 1516 | return -1; |
| 1517 | } |
| 1518 | |
Arnaldo Carvalho de Melo | cc8b88b | 2009-06-30 19:01:21 -0300 | [diff] [blame] | 1519 | if (comm_list && !strlist__has_entry(comm_list, thread->comm)) |
| 1520 | return 0; |
| 1521 | |
Anton Blanchard | d8db1b5 | 2009-07-01 09:00:48 +1000 | [diff] [blame] | 1522 | cpumode = event->header.misc & PERF_EVENT_MISC_CPUMODE_MASK; |
| 1523 | |
| 1524 | if (cpumode == PERF_EVENT_MISC_KERNEL) { |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1525 | show = SHOW_KERNEL; |
| 1526 | level = 'k'; |
| 1527 | |
| 1528 | dso = kernel_dso; |
| 1529 | |
| 1530 | dprintf(" ...... dso: %s\n", dso->name); |
| 1531 | |
Anton Blanchard | d8db1b5 | 2009-07-01 09:00:48 +1000 | [diff] [blame] | 1532 | } else if (cpumode == PERF_EVENT_MISC_USER) { |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1533 | |
| 1534 | show = SHOW_USER; |
| 1535 | level = '.'; |
| 1536 | |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1537 | } else { |
| 1538 | show = SHOW_HV; |
| 1539 | level = 'H'; |
Anton Blanchard | fb9c818 | 2009-07-01 09:00:49 +1000 | [diff] [blame] | 1540 | |
| 1541 | dso = hypervisor_dso; |
| 1542 | |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1543 | dprintf(" ...... dso: [hypervisor]\n"); |
| 1544 | } |
| 1545 | |
| 1546 | if (show & show_mask) { |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1547 | struct symbol *sym = resolve_symbol(thread, &map, &dso, &ip); |
Peter Zijlstra | fc54db5 | 2009-06-05 14:04:59 +0200 | [diff] [blame] | 1548 | |
Arnaldo Carvalho de Melo | 2590340 | 2009-06-30 19:01:20 -0300 | [diff] [blame] | 1549 | if (dso_list && dso && dso->name && !strlist__has_entry(dso_list, dso->name)) |
| 1550 | return 0; |
| 1551 | |
Arnaldo Carvalho de Melo | 7bec7a9 | 2009-06-30 19:01:22 -0300 | [diff] [blame] | 1552 | if (sym_list && sym && !strlist__has_entry(sym_list, sym->name)) |
| 1553 | return 0; |
| 1554 | |
Peter Zijlstra | 6e7d6fd | 2009-06-17 15:51:44 +0200 | [diff] [blame] | 1555 | if (hist_entry__add(thread, map, dso, sym, ip, chain, level, period)) { |
Ingo Molnar | 7522060 | 2009-06-18 08:00:17 +0200 | [diff] [blame] | 1556 | eprintf("problem incrementing symbol count, skipping event\n"); |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1557 | return -1; |
| 1558 | } |
| 1559 | } |
Peter Zijlstra | ea1900e | 2009-06-10 21:45:22 +0200 | [diff] [blame] | 1560 | total += period; |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1561 | |
| 1562 | return 0; |
| 1563 | } |
| 1564 | |
| 1565 | static int |
| 1566 | process_mmap_event(event_t *event, unsigned long offset, unsigned long head) |
| 1567 | { |
| 1568 | struct thread *thread = threads__findnew(event->mmap.pid); |
| 1569 | struct map *map = map__new(&event->mmap); |
| 1570 | |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1571 | dprintf("%p [%p]: PERF_EVENT_MMAP %d: [%p(%p) @ %p]: %s\n", |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1572 | (void *)(offset + head), |
| 1573 | (void *)(long)(event->header.size), |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1574 | event->mmap.pid, |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1575 | (void *)(long)event->mmap.start, |
| 1576 | (void *)(long)event->mmap.len, |
| 1577 | (void *)(long)event->mmap.pgoff, |
| 1578 | event->mmap.filename); |
| 1579 | |
| 1580 | if (thread == NULL || map == NULL) { |
| 1581 | dprintf("problem processing PERF_EVENT_MMAP, skipping event.\n"); |
Ingo Molnar | df97992 | 2009-06-04 13:41:22 +0200 | [diff] [blame] | 1582 | return 0; |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1583 | } |
| 1584 | |
| 1585 | thread__insert_map(thread, map); |
| 1586 | total_mmap++; |
| 1587 | |
| 1588 | return 0; |
| 1589 | } |
| 1590 | |
| 1591 | static int |
| 1592 | process_comm_event(event_t *event, unsigned long offset, unsigned long head) |
| 1593 | { |
| 1594 | struct thread *thread = threads__findnew(event->comm.pid); |
| 1595 | |
| 1596 | dprintf("%p [%p]: PERF_EVENT_COMM: %s:%d\n", |
| 1597 | (void *)(offset + head), |
| 1598 | (void *)(long)(event->header.size), |
| 1599 | event->comm.comm, event->comm.pid); |
| 1600 | |
| 1601 | if (thread == NULL || |
| 1602 | thread__set_comm(thread, event->comm.comm)) { |
| 1603 | dprintf("problem processing PERF_EVENT_COMM, skipping event.\n"); |
| 1604 | return -1; |
| 1605 | } |
| 1606 | total_comm++; |
| 1607 | |
| 1608 | return 0; |
| 1609 | } |
| 1610 | |
| 1611 | static int |
Peter Zijlstra | 27d028d | 2009-07-23 16:52:41 +0200 | [diff] [blame] | 1612 | process_task_event(event_t *event, unsigned long offset, unsigned long head) |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1613 | { |
| 1614 | struct thread *thread = threads__findnew(event->fork.pid); |
| 1615 | struct thread *parent = threads__findnew(event->fork.ppid); |
| 1616 | |
Peter Zijlstra | 27d028d | 2009-07-23 16:52:41 +0200 | [diff] [blame] | 1617 | dprintf("%p [%p]: PERF_EVENT_%s: (%d:%d):(%d:%d)\n", |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1618 | (void *)(offset + head), |
| 1619 | (void *)(long)(event->header.size), |
Peter Zijlstra | 27d028d | 2009-07-23 16:52:41 +0200 | [diff] [blame] | 1620 | event->header.type == PERF_EVENT_FORK ? "FORK" : "EXIT", |
| 1621 | event->fork.pid, event->fork.tid, |
| 1622 | event->fork.ppid, event->fork.ptid); |
| 1623 | |
| 1624 | /* |
| 1625 | * A thread clone will have the same PID for both |
| 1626 | * parent and child. |
| 1627 | */ |
| 1628 | if (thread == parent) |
| 1629 | return 0; |
| 1630 | |
| 1631 | if (event->header.type == PERF_EVENT_EXIT) |
| 1632 | return 0; |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1633 | |
| 1634 | if (!thread || !parent || thread__fork(thread, parent)) { |
| 1635 | dprintf("problem processing PERF_EVENT_FORK, skipping event.\n"); |
| 1636 | return -1; |
| 1637 | } |
| 1638 | total_fork++; |
| 1639 | |
| 1640 | return 0; |
| 1641 | } |
| 1642 | |
| 1643 | static int |
Peter Zijlstra | 9d91a6f | 2009-06-18 11:40:28 +0200 | [diff] [blame] | 1644 | process_lost_event(event_t *event, unsigned long offset, unsigned long head) |
| 1645 | { |
| 1646 | dprintf("%p [%p]: PERF_EVENT_LOST: id:%Ld: lost:%Ld\n", |
| 1647 | (void *)(offset + head), |
| 1648 | (void *)(long)(event->header.size), |
| 1649 | event->lost.id, |
| 1650 | event->lost.lost); |
| 1651 | |
| 1652 | total_lost += event->lost.lost; |
| 1653 | |
| 1654 | return 0; |
| 1655 | } |
| 1656 | |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1657 | static void trace_event(event_t *event) |
| 1658 | { |
| 1659 | unsigned char *raw_event = (void *)event; |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1660 | char *color = PERF_COLOR_BLUE; |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1661 | int i, j; |
| 1662 | |
| 1663 | if (!dump_trace) |
| 1664 | return; |
| 1665 | |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1666 | dprintf("."); |
| 1667 | cdprintf("\n. ... raw event: size %d bytes\n", event->header.size); |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1668 | |
| 1669 | for (i = 0; i < event->header.size; i++) { |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1670 | if ((i & 15) == 0) { |
| 1671 | dprintf("."); |
| 1672 | cdprintf(" %04x: ", i); |
| 1673 | } |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1674 | |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1675 | cdprintf(" %02x", raw_event[i]); |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1676 | |
| 1677 | if (((i & 15) == 15) || i == event->header.size-1) { |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1678 | cdprintf(" "); |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1679 | for (j = 0; j < 15-(i & 15); j++) |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1680 | cdprintf(" "); |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1681 | for (j = 0; j < (i & 15); j++) { |
Peter Zijlstra | a73c7d8 | 2009-06-18 09:44:20 +0200 | [diff] [blame] | 1682 | if (isprint(raw_event[i-15+j])) |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1683 | cdprintf("%c", raw_event[i-15+j]); |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1684 | else |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1685 | cdprintf("."); |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1686 | } |
Ingo Molnar | 3efa1cc9 | 2009-06-14 15:04:15 +0200 | [diff] [blame] | 1687 | cdprintf("\n"); |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1688 | } |
| 1689 | } |
| 1690 | dprintf(".\n"); |
| 1691 | } |
| 1692 | |
Ingo Molnar | b2fef07 | 2009-06-05 18:07:51 +0200 | [diff] [blame] | 1693 | static int |
Peter Zijlstra | e9ea2fd | 2009-06-24 22:46:04 +0200 | [diff] [blame] | 1694 | process_read_event(event_t *event, unsigned long offset, unsigned long head) |
| 1695 | { |
| 1696 | dprintf("%p [%p]: PERF_EVENT_READ: %d %d %Lu\n", |
| 1697 | (void *)(offset + head), |
| 1698 | (void *)(long)(event->header.size), |
| 1699 | event->read.pid, |
| 1700 | event->read.tid, |
| 1701 | event->read.value); |
| 1702 | |
| 1703 | return 0; |
| 1704 | } |
| 1705 | |
| 1706 | static int |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1707 | process_event(event_t *event, unsigned long offset, unsigned long head) |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 1708 | { |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1709 | trace_event(event); |
| 1710 | |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1711 | switch (event->header.type) { |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1712 | case PERF_EVENT_SAMPLE: |
| 1713 | return process_sample_event(event, offset, head); |
| 1714 | |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1715 | case PERF_EVENT_MMAP: |
| 1716 | return process_mmap_event(event, offset, head); |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 1717 | |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1718 | case PERF_EVENT_COMM: |
| 1719 | return process_comm_event(event, offset, head); |
Ingo Molnar | ed966aa | 2009-06-03 10:39:26 +0200 | [diff] [blame] | 1720 | |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1721 | case PERF_EVENT_FORK: |
Peter Zijlstra | 27d028d | 2009-07-23 16:52:41 +0200 | [diff] [blame] | 1722 | case PERF_EVENT_EXIT: |
| 1723 | return process_task_event(event, offset, head); |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1724 | |
Peter Zijlstra | 9d91a6f | 2009-06-18 11:40:28 +0200 | [diff] [blame] | 1725 | case PERF_EVENT_LOST: |
| 1726 | return process_lost_event(event, offset, head); |
| 1727 | |
Peter Zijlstra | e9ea2fd | 2009-06-24 22:46:04 +0200 | [diff] [blame] | 1728 | case PERF_EVENT_READ: |
| 1729 | return process_read_event(event, offset, head); |
| 1730 | |
Ingo Molnar | d11444d | 2009-06-03 23:29:14 +0200 | [diff] [blame] | 1731 | /* |
| 1732 | * We dont process them right now but they are fine: |
| 1733 | */ |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1734 | |
Ingo Molnar | d11444d | 2009-06-03 23:29:14 +0200 | [diff] [blame] | 1735 | case PERF_EVENT_THROTTLE: |
| 1736 | case PERF_EVENT_UNTHROTTLE: |
| 1737 | return 0; |
| 1738 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1739 | default: |
| 1740 | return -1; |
| 1741 | } |
| 1742 | |
| 1743 | return 0; |
| 1744 | } |
| 1745 | |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1746 | static struct perf_header *header; |
| 1747 | |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1748 | static u64 perf_header__sample_type(void) |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1749 | { |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1750 | u64 sample_type = 0; |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1751 | int i; |
| 1752 | |
| 1753 | for (i = 0; i < header->attrs; i++) { |
| 1754 | struct perf_header_attr *attr = header->attr[i]; |
| 1755 | |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1756 | if (!sample_type) |
| 1757 | sample_type = attr->attr.sample_type; |
| 1758 | else if (sample_type != attr->attr.sample_type) |
| 1759 | die("non matching sample_type"); |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1760 | } |
| 1761 | |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1762 | return sample_type; |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1763 | } |
Peter Zijlstra | f597055 | 2009-06-18 23:22:55 +0200 | [diff] [blame] | 1764 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1765 | static int __cmd_report(void) |
| 1766 | { |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1767 | int ret, rc = EXIT_FAILURE; |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1768 | unsigned long offset = 0; |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1769 | unsigned long head, shift; |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1770 | struct stat stat; |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1771 | event_t *event; |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1772 | uint32_t size; |
Ingo Molnar | 7505172 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1773 | char *buf; |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1774 | |
| 1775 | register_idle_thread(); |
| 1776 | |
| 1777 | input = open(input_name, O_RDONLY); |
| 1778 | if (input < 0) { |
Ingo Molnar | a14832f | 2009-06-07 17:58:23 +0200 | [diff] [blame] | 1779 | fprintf(stderr, " failed to open file: %s", input_name); |
| 1780 | if (!strcmp(input_name, "perf.data")) |
| 1781 | fprintf(stderr, " (try 'perf record' first)"); |
| 1782 | fprintf(stderr, "\n"); |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1783 | exit(-1); |
| 1784 | } |
| 1785 | |
| 1786 | ret = fstat(input, &stat); |
| 1787 | if (ret < 0) { |
| 1788 | perror("failed to stat file"); |
| 1789 | exit(-1); |
| 1790 | } |
| 1791 | |
| 1792 | if (!stat.st_size) { |
| 1793 | fprintf(stderr, "zero-sized file, nothing to do!\n"); |
| 1794 | exit(0); |
| 1795 | } |
| 1796 | |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1797 | header = perf_header__read(input); |
| 1798 | head = header->data_offset; |
Peter Zijlstra | f597055 | 2009-06-18 23:22:55 +0200 | [diff] [blame] | 1799 | |
Peter Zijlstra | e6e18ec | 2009-06-25 11:27:12 +0200 | [diff] [blame] | 1800 | sample_type = perf_header__sample_type(); |
| 1801 | |
Frederic Weisbecker | 91b4eae | 2009-07-05 07:39:17 +0200 | [diff] [blame] | 1802 | if (!(sample_type & PERF_SAMPLE_CALLCHAIN)) { |
| 1803 | if (sort__has_parent) { |
| 1804 | fprintf(stderr, "selected --sort parent, but no" |
| 1805 | " callchain data. Did you call" |
| 1806 | " perf record without -g?\n"); |
| 1807 | exit(-1); |
| 1808 | } |
| 1809 | if (callchain) { |
| 1810 | fprintf(stderr, "selected -c but no callchain data." |
| 1811 | " Did you call perf record without" |
| 1812 | " -g?\n"); |
| 1813 | exit(-1); |
| 1814 | } |
Peter Zijlstra | f597055 | 2009-06-18 23:22:55 +0200 | [diff] [blame] | 1815 | } |
| 1816 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1817 | if (load_kernel() < 0) { |
| 1818 | perror("failed to load kernel symbols"); |
| 1819 | return EXIT_FAILURE; |
| 1820 | } |
| 1821 | |
| 1822 | if (!full_paths) { |
| 1823 | if (getcwd(__cwd, sizeof(__cwd)) == NULL) { |
| 1824 | perror("failed to get the current directory"); |
| 1825 | return EXIT_FAILURE; |
| 1826 | } |
| 1827 | cwdlen = strlen(cwd); |
| 1828 | } else { |
| 1829 | cwd = NULL; |
| 1830 | cwdlen = 0; |
| 1831 | } |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1832 | |
| 1833 | shift = page_size * (head / page_size); |
| 1834 | offset += shift; |
| 1835 | head -= shift; |
| 1836 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1837 | remap: |
| 1838 | buf = (char *)mmap(NULL, page_size * mmap_window, PROT_READ, |
| 1839 | MAP_SHARED, input, offset); |
| 1840 | if (buf == MAP_FAILED) { |
| 1841 | perror("failed to mmap file"); |
| 1842 | exit(-1); |
| 1843 | } |
| 1844 | |
| 1845 | more: |
| 1846 | event = (event_t *)(buf + head); |
| 1847 | |
| 1848 | size = event->header.size; |
| 1849 | if (!size) |
| 1850 | size = 8; |
| 1851 | |
| 1852 | if (head + event->header.size >= page_size * mmap_window) { |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1853 | int ret; |
| 1854 | |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1855 | shift = page_size * (head / page_size); |
| 1856 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1857 | ret = munmap(buf, page_size * mmap_window); |
| 1858 | assert(ret == 0); |
| 1859 | |
| 1860 | offset += shift; |
| 1861 | head -= shift; |
| 1862 | goto remap; |
| 1863 | } |
| 1864 | |
| 1865 | size = event->header.size; |
| 1866 | |
Ingo Molnar | 8465b05 | 2009-06-14 14:44:07 +0200 | [diff] [blame] | 1867 | dprintf("\n%p [%p]: event: %d\n", |
Ingo Molnar | b2fef07 | 2009-06-05 18:07:51 +0200 | [diff] [blame] | 1868 | (void *)(offset + head), |
| 1869 | (void *)(long)event->header.size, |
| 1870 | event->header.type); |
| 1871 | |
Ingo Molnar | d80d338 | 2009-06-03 23:14:49 +0200 | [diff] [blame] | 1872 | if (!size || process_event(event, offset, head) < 0) { |
| 1873 | |
Ingo Molnar | 3502973 | 2009-06-03 09:38:58 +0200 | [diff] [blame] | 1874 | dprintf("%p [%p]: skipping unknown header type: %d\n", |
| 1875 | (void *)(offset + head), |
| 1876 | (void *)(long)(event->header.size), |
| 1877 | event->header.type); |
Peter Zijlstra | b7a16ea | 2009-05-27 13:35:35 +0200 | [diff] [blame] | 1878 | |
Ingo Molnar | 3e70611 | 2009-05-26 18:53:17 +0200 | [diff] [blame] | 1879 | total_unknown++; |
Peter Zijlstra | 6142f9e | 2009-05-26 20:51:47 +0200 | [diff] [blame] | 1880 | |
| 1881 | /* |
| 1882 | * assume we lost track of the stream, check alignment, and |
| 1883 | * increment a single u64 in the hope to catch on again 'soon'. |
| 1884 | */ |
| 1885 | |
| 1886 | if (unlikely(head & 7)) |
| 1887 | head &= ~7ULL; |
| 1888 | |
| 1889 | size = 8; |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 1890 | } |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 1891 | |
Peter Zijlstra | 6142f9e | 2009-05-26 20:51:47 +0200 | [diff] [blame] | 1892 | head += size; |
Ingo Molnar | f49515b | 2009-05-26 19:03:36 +0200 | [diff] [blame] | 1893 | |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 1894 | if (offset + head >= header->data_offset + header->data_size) |
Peter Zijlstra | f597055 | 2009-06-18 23:22:55 +0200 | [diff] [blame] | 1895 | goto done; |
| 1896 | |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 1897 | if (offset + head < (unsigned long)stat.st_size) |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 1898 | goto more; |
| 1899 | |
Peter Zijlstra | f597055 | 2009-06-18 23:22:55 +0200 | [diff] [blame] | 1900 | done: |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 1901 | rc = EXIT_SUCCESS; |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 1902 | close(input); |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 1903 | |
Ingo Molnar | 3502973 | 2009-06-03 09:38:58 +0200 | [diff] [blame] | 1904 | dprintf(" IP events: %10ld\n", total); |
| 1905 | dprintf(" mmap events: %10ld\n", total_mmap); |
| 1906 | dprintf(" comm events: %10ld\n", total_comm); |
Peter Zijlstra | 62fc445 | 2009-06-04 16:53:49 +0200 | [diff] [blame] | 1907 | dprintf(" fork events: %10ld\n", total_fork); |
Peter Zijlstra | 9d91a6f | 2009-06-18 11:40:28 +0200 | [diff] [blame] | 1908 | dprintf(" lost events: %10ld\n", total_lost); |
Ingo Molnar | 3502973 | 2009-06-03 09:38:58 +0200 | [diff] [blame] | 1909 | dprintf(" unknown events: %10ld\n", total_unknown); |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 1910 | |
Ingo Molnar | 3502973 | 2009-06-03 09:38:58 +0200 | [diff] [blame] | 1911 | if (dump_trace) |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 1912 | return 0; |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 1913 | |
Arnaldo Carvalho de Melo | 9ac9954 | 2009-06-04 13:54:00 -0300 | [diff] [blame] | 1914 | if (verbose >= 3) |
| 1915 | threads__fprintf(stdout); |
| 1916 | |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1917 | if (verbose >= 2) |
Ingo Molnar | 16f762a | 2009-05-27 09:10:38 +0200 | [diff] [blame] | 1918 | dsos__fprintf(stdout); |
Ingo Molnar | 16f762a | 2009-05-27 09:10:38 +0200 | [diff] [blame] | 1919 | |
Peter Zijlstra | 8229289 | 2009-06-03 12:37:36 +0200 | [diff] [blame] | 1920 | collapse__resort(); |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1921 | output__resort(total); |
Peter Zijlstra | e7fb08b | 2009-05-27 20:20:24 +0200 | [diff] [blame] | 1922 | output__fprintf(stdout, total); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 1923 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 1924 | return rc; |
| 1925 | } |
| 1926 | |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 1927 | static int |
| 1928 | parse_callchain_opt(const struct option *opt __used, const char *arg, |
| 1929 | int unset __used) |
| 1930 | { |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1931 | char *tok; |
| 1932 | char *endptr; |
| 1933 | |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 1934 | callchain = 1; |
| 1935 | |
| 1936 | if (!arg) |
| 1937 | return 0; |
| 1938 | |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1939 | tok = strtok((char *)arg, ","); |
| 1940 | if (!tok) |
| 1941 | return -1; |
| 1942 | |
| 1943 | /* get the output mode */ |
| 1944 | if (!strncmp(tok, "graph", strlen(arg))) |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 1945 | callchain_param.mode = CHAIN_GRAPH_ABS; |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 1946 | |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1947 | else if (!strncmp(tok, "flat", strlen(arg))) |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 1948 | callchain_param.mode = CHAIN_FLAT; |
| 1949 | |
| 1950 | else if (!strncmp(tok, "fractal", strlen(arg))) |
| 1951 | callchain_param.mode = CHAIN_GRAPH_REL; |
| 1952 | |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 1953 | else |
| 1954 | return -1; |
| 1955 | |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1956 | /* get the min percentage */ |
| 1957 | tok = strtok(NULL, ","); |
| 1958 | if (!tok) |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 1959 | goto setup; |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1960 | |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 1961 | callchain_param.min_percent = strtod(tok, &endptr); |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1962 | if (tok == endptr) |
| 1963 | return -1; |
| 1964 | |
Frederic Weisbecker | 805d127 | 2009-07-05 07:39:21 +0200 | [diff] [blame] | 1965 | setup: |
| 1966 | if (register_callchain_param(&callchain_param) < 0) { |
| 1967 | fprintf(stderr, "Can't register callchain params\n"); |
| 1968 | return -1; |
| 1969 | } |
Frederic Weisbecker | 4eb3e47 | 2009-07-02 17:58:21 +0200 | [diff] [blame] | 1970 | return 0; |
| 1971 | } |
| 1972 | |
Ingo Molnar | 53cb8bc | 2009-05-26 09:17:18 +0200 | [diff] [blame] | 1973 | static const char * const report_usage[] = { |
| 1974 | "perf report [<options>] <command>", |
| 1975 | NULL |
| 1976 | }; |
| 1977 | |
| 1978 | static const struct option options[] = { |
| 1979 | OPT_STRING('i', "input", &input_name, "file", |
| 1980 | "input file name"), |
Arnaldo Carvalho de Melo | 815e777 | 2009-05-26 19:46:14 -0300 | [diff] [blame] | 1981 | OPT_BOOLEAN('v', "verbose", &verbose, |
| 1982 | "be more verbose (show symbol address, etc)"), |
Ingo Molnar | 97b07b6 | 2009-05-26 18:48:58 +0200 | [diff] [blame] | 1983 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
| 1984 | "dump raw trace in ASCII"), |
Peter Zijlstra | 450aaa2 | 2009-05-27 20:20:23 +0200 | [diff] [blame] | 1985 | OPT_STRING('k', "vmlinux", &vmlinux, "file", "vmlinux pathname"), |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 1986 | OPT_BOOLEAN('m', "modules", &modules, |
| 1987 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
Arnaldo Carvalho de Melo | e3d7e18 | 2009-07-11 12:18:37 -0300 | [diff] [blame] | 1988 | OPT_BOOLEAN('n', "show-nr-samples", &show_nr_samples, |
| 1989 | "Show a column with the number of samples"), |
Ingo Molnar | 63299f0 | 2009-05-28 10:52:00 +0200 | [diff] [blame] | 1990 | OPT_STRING('s', "sort", &sort_order, "key[,key2...]", |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 1991 | "sort by key(s): pid, comm, dso, symbol, parent"), |
Arnaldo Carvalho de Melo | b78c07d | 2009-05-29 13:48:59 -0300 | [diff] [blame] | 1992 | OPT_BOOLEAN('P', "full-paths", &full_paths, |
| 1993 | "Don't shorten the pathnames taking into account the cwd"), |
Ingo Molnar | b25bcf2 | 2009-06-18 07:01:03 +0200 | [diff] [blame] | 1994 | OPT_STRING('p', "parent", &parent_pattern, "regex", |
| 1995 | "regex filter to identify parent, see: '--sort parent'"), |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 1996 | OPT_BOOLEAN('x', "exclude-other", &exclude_other, |
| 1997 | "Only display entries with parent-match"), |
Anton Blanchard | 1483b19 | 2009-07-16 15:44:29 +0200 | [diff] [blame] | 1998 | OPT_CALLBACK_DEFAULT('g', "call-graph", NULL, "output_type,min_percent", |
Frederic Weisbecker | c20ab37 | 2009-07-02 20:14:33 +0200 | [diff] [blame] | 1999 | "Display callchains using output_type and min percent threshold. " |
Anton Blanchard | 1483b19 | 2009-07-16 15:44:29 +0200 | [diff] [blame] | 2000 | "Default: fractal,0.5", &parse_callchain_opt, callchain_default_opt), |
Arnaldo Carvalho de Melo | 2590340 | 2009-06-30 19:01:20 -0300 | [diff] [blame] | 2001 | OPT_STRING('d', "dsos", &dso_list_str, "dso[,dso...]", |
| 2002 | "only consider symbols in these dsos"), |
Arnaldo Carvalho de Melo | cc8b88b | 2009-06-30 19:01:21 -0300 | [diff] [blame] | 2003 | OPT_STRING('C', "comms", &comm_list_str, "comm[,comm...]", |
| 2004 | "only consider symbols in these comms"), |
Arnaldo Carvalho de Melo | 7bec7a9 | 2009-06-30 19:01:22 -0300 | [diff] [blame] | 2005 | OPT_STRING('S', "symbols", &sym_list_str, "symbol[,symbol...]", |
| 2006 | "only consider these symbols"), |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 2007 | OPT_STRING('w', "column-widths", &col_width_list_str, |
| 2008 | "width[,width...]", |
| 2009 | "don't try to adjust column width, use these fixed values"), |
| 2010 | OPT_STRING('t', "field-separator", &field_sep, "separator", |
| 2011 | "separator for columns, no spaces will be added between " |
| 2012 | "columns '.' is reserved."), |
Ingo Molnar | 53cb8bc | 2009-05-26 09:17:18 +0200 | [diff] [blame] | 2013 | OPT_END() |
| 2014 | }; |
| 2015 | |
Ingo Molnar | 5352f35 | 2009-06-03 10:07:39 +0200 | [diff] [blame] | 2016 | static void setup_sorting(void) |
| 2017 | { |
| 2018 | char *tmp, *tok, *str = strdup(sort_order); |
| 2019 | |
| 2020 | for (tok = strtok_r(str, ", ", &tmp); |
| 2021 | tok; tok = strtok_r(NULL, ", ", &tmp)) { |
| 2022 | if (sort_dimension__add(tok) < 0) { |
| 2023 | error("Unknown --sort key: `%s'", tok); |
| 2024 | usage_with_options(report_usage, options); |
| 2025 | } |
| 2026 | } |
| 2027 | |
| 2028 | free(str); |
| 2029 | } |
| 2030 | |
Arnaldo Carvalho de Melo | cc8b88b | 2009-06-30 19:01:21 -0300 | [diff] [blame] | 2031 | static void setup_list(struct strlist **list, const char *list_str, |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 2032 | struct sort_entry *se, const char *list_name, |
| 2033 | FILE *fp) |
Arnaldo Carvalho de Melo | cc8b88b | 2009-06-30 19:01:21 -0300 | [diff] [blame] | 2034 | { |
| 2035 | if (list_str) { |
| 2036 | *list = strlist__new(true, list_str); |
| 2037 | if (!*list) { |
| 2038 | fprintf(stderr, "problems parsing %s list\n", |
| 2039 | list_name); |
| 2040 | exit(129); |
| 2041 | } |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 2042 | if (strlist__nr_entries(*list) == 1) { |
| 2043 | fprintf(fp, "# %s: %s\n", list_name, |
| 2044 | strlist__entry(*list, 0)->s); |
| 2045 | se->elide = true; |
| 2046 | } |
Arnaldo Carvalho de Melo | cc8b88b | 2009-06-30 19:01:21 -0300 | [diff] [blame] | 2047 | } |
| 2048 | } |
| 2049 | |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 2050 | int cmd_report(int argc, const char **argv, const char *prefix __used) |
Ingo Molnar | 53cb8bc | 2009-05-26 09:17:18 +0200 | [diff] [blame] | 2051 | { |
Arnaldo Carvalho de Melo | a2928c4 | 2009-05-28 14:55:04 -0300 | [diff] [blame] | 2052 | symbol__init(); |
Ingo Molnar | 53cb8bc | 2009-05-26 09:17:18 +0200 | [diff] [blame] | 2053 | |
| 2054 | page_size = getpagesize(); |
| 2055 | |
Ingo Molnar | edc52de | 2009-06-04 16:24:37 +0200 | [diff] [blame] | 2056 | argc = parse_options(argc, argv, options, report_usage, 0); |
Ingo Molnar | 53cb8bc | 2009-05-26 09:17:18 +0200 | [diff] [blame] | 2057 | |
Peter Zijlstra | 1aa1673 | 2009-05-27 20:20:25 +0200 | [diff] [blame] | 2058 | setup_sorting(); |
| 2059 | |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 2060 | if (parent_pattern != default_parent_pattern) { |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 2061 | sort_dimension__add("parent"); |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 2062 | sort_parent.elide = 1; |
| 2063 | } else |
Ingo Molnar | b8e6d82 | 2009-06-18 14:32:19 +0200 | [diff] [blame] | 2064 | exclude_other = 0; |
| 2065 | |
Ingo Molnar | edc52de | 2009-06-04 16:24:37 +0200 | [diff] [blame] | 2066 | /* |
| 2067 | * Any (unrecognized) arguments left? |
| 2068 | */ |
| 2069 | if (argc) |
| 2070 | usage_with_options(report_usage, options); |
| 2071 | |
Ingo Molnar | a930d2c | 2009-05-27 09:50:13 +0200 | [diff] [blame] | 2072 | setup_pager(); |
| 2073 | |
Arnaldo Carvalho de Melo | 021191b | 2009-07-11 12:18:35 -0300 | [diff] [blame] | 2074 | setup_list(&dso_list, dso_list_str, &sort_dso, "dso", stdout); |
| 2075 | setup_list(&comm_list, comm_list_str, &sort_comm, "comm", stdout); |
| 2076 | setup_list(&sym_list, sym_list_str, &sort_sym, "symbol", stdout); |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 2077 | |
Arnaldo Carvalho de Melo | 52d422d | 2009-07-10 22:47:28 -0300 | [diff] [blame] | 2078 | if (field_sep && *field_sep == '.') { |
| 2079 | fputs("'.' is the only non valid --field-separator argument\n", |
| 2080 | stderr); |
| 2081 | exit(129); |
| 2082 | } |
| 2083 | |
Arnaldo Carvalho de Melo | 8fa66bd | 2009-05-18 12:45:42 -0300 | [diff] [blame] | 2084 | return __cmd_report(); |
| 2085 | } |