diff options
Diffstat (limited to 'tools/perf/util/build-id.c')
-rw-r--r-- | tools/perf/util/build-id.c | 44 |
1 files changed, 20 insertions, 24 deletions
diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c index 0c72680a977f..9f764f633e57 100644 --- a/tools/perf/util/build-id.c +++ b/tools/perf/util/build-id.c | |||
@@ -259,8 +259,8 @@ void disable_buildid_cache(void) | |||
259 | no_buildid_cache = true; | 259 | no_buildid_cache = true; |
260 | } | 260 | } |
261 | 261 | ||
262 | int build_id_cache__add_s(const char *sbuild_id, const char *debugdir, | 262 | int build_id_cache__add_s(const char *sbuild_id, const char *name, |
263 | const char *name, bool is_kallsyms, bool is_vdso) | 263 | bool is_kallsyms, bool is_vdso) |
264 | { | 264 | { |
265 | const size_t size = PATH_MAX; | 265 | const size_t size = PATH_MAX; |
266 | char *realname, *filename = zalloc(size), | 266 | char *realname, *filename = zalloc(size), |
@@ -282,7 +282,7 @@ int build_id_cache__add_s(const char *sbuild_id, const char *debugdir, | |||
282 | goto out_free; | 282 | goto out_free; |
283 | 283 | ||
284 | len = scnprintf(filename, size, "%s%s%s", | 284 | len = scnprintf(filename, size, "%s%s%s", |
285 | debugdir, slash ? "/" : "", | 285 | buildid_dir, slash ? "/" : "", |
286 | is_vdso ? DSO__NAME_VDSO : realname); | 286 | is_vdso ? DSO__NAME_VDSO : realname); |
287 | if (mkdir_p(filename, 0755)) | 287 | if (mkdir_p(filename, 0755)) |
288 | goto out_free; | 288 | goto out_free; |
@@ -298,13 +298,13 @@ int build_id_cache__add_s(const char *sbuild_id, const char *debugdir, | |||
298 | } | 298 | } |
299 | 299 | ||
300 | len = scnprintf(linkname, size, "%s/.build-id/%.2s", | 300 | len = scnprintf(linkname, size, "%s/.build-id/%.2s", |
301 | debugdir, sbuild_id); | 301 | buildid_dir, sbuild_id); |
302 | 302 | ||
303 | if (access(linkname, X_OK) && mkdir_p(linkname, 0755)) | 303 | if (access(linkname, X_OK) && mkdir_p(linkname, 0755)) |
304 | goto out_free; | 304 | goto out_free; |
305 | 305 | ||
306 | snprintf(linkname + len, size - len, "/%s", sbuild_id + 2); | 306 | snprintf(linkname + len, size - len, "/%s", sbuild_id + 2); |
307 | targetname = filename + strlen(debugdir) - 5; | 307 | targetname = filename + strlen(buildid_dir) - 5; |
308 | memcpy(targetname, "../..", 5); | 308 | memcpy(targetname, "../..", 5); |
309 | 309 | ||
310 | if (symlink(targetname, linkname) == 0) | 310 | if (symlink(targetname, linkname) == 0) |
@@ -318,18 +318,17 @@ out_free: | |||
318 | } | 318 | } |
319 | 319 | ||
320 | static int build_id_cache__add_b(const u8 *build_id, size_t build_id_size, | 320 | static int build_id_cache__add_b(const u8 *build_id, size_t build_id_size, |
321 | const char *name, const char *debugdir, | 321 | const char *name, bool is_kallsyms, |
322 | bool is_kallsyms, bool is_vdso) | 322 | bool is_vdso) |
323 | { | 323 | { |
324 | char sbuild_id[BUILD_ID_SIZE * 2 + 1]; | 324 | char sbuild_id[BUILD_ID_SIZE * 2 + 1]; |
325 | 325 | ||
326 | build_id__sprintf(build_id, build_id_size, sbuild_id); | 326 | build_id__sprintf(build_id, build_id_size, sbuild_id); |
327 | 327 | ||
328 | return build_id_cache__add_s(sbuild_id, debugdir, name, | 328 | return build_id_cache__add_s(sbuild_id, name, is_kallsyms, is_vdso); |
329 | is_kallsyms, is_vdso); | ||
330 | } | 329 | } |
331 | 330 | ||
332 | int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir) | 331 | int build_id_cache__remove_s(const char *sbuild_id) |
333 | { | 332 | { |
334 | const size_t size = PATH_MAX; | 333 | const size_t size = PATH_MAX; |
335 | char *filename = zalloc(size), | 334 | char *filename = zalloc(size), |
@@ -340,7 +339,7 @@ int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir) | |||
340 | goto out_free; | 339 | goto out_free; |
341 | 340 | ||
342 | snprintf(linkname, size, "%s/.build-id/%.2s/%s", | 341 | snprintf(linkname, size, "%s/.build-id/%.2s/%s", |
343 | debugdir, sbuild_id, sbuild_id + 2); | 342 | buildid_dir, sbuild_id, sbuild_id + 2); |
344 | 343 | ||
345 | if (access(linkname, F_OK)) | 344 | if (access(linkname, F_OK)) |
346 | goto out_free; | 345 | goto out_free; |
@@ -355,7 +354,7 @@ int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir) | |||
355 | * Since the link is relative, we must make it absolute: | 354 | * Since the link is relative, we must make it absolute: |
356 | */ | 355 | */ |
357 | snprintf(linkname, size, "%s/.build-id/%.2s/%s", | 356 | snprintf(linkname, size, "%s/.build-id/%.2s/%s", |
358 | debugdir, sbuild_id, filename); | 357 | buildid_dir, sbuild_id, filename); |
359 | 358 | ||
360 | if (unlink(linkname)) | 359 | if (unlink(linkname)) |
361 | goto out_free; | 360 | goto out_free; |
@@ -367,8 +366,7 @@ out_free: | |||
367 | return err; | 366 | return err; |
368 | } | 367 | } |
369 | 368 | ||
370 | static int dso__cache_build_id(struct dso *dso, struct machine *machine, | 369 | static int dso__cache_build_id(struct dso *dso, struct machine *machine) |
371 | const char *debugdir) | ||
372 | { | 370 | { |
373 | bool is_kallsyms = dso->kernel && dso->long_name[0] != '/'; | 371 | bool is_kallsyms = dso->kernel && dso->long_name[0] != '/'; |
374 | bool is_vdso = dso__is_vdso(dso); | 372 | bool is_vdso = dso__is_vdso(dso); |
@@ -381,28 +379,26 @@ static int dso__cache_build_id(struct dso *dso, struct machine *machine, | |||
381 | name = nm; | 379 | name = nm; |
382 | } | 380 | } |
383 | return build_id_cache__add_b(dso->build_id, sizeof(dso->build_id), name, | 381 | return build_id_cache__add_b(dso->build_id, sizeof(dso->build_id), name, |
384 | debugdir, is_kallsyms, is_vdso); | 382 | is_kallsyms, is_vdso); |
385 | } | 383 | } |
386 | 384 | ||
387 | static int __dsos__cache_build_ids(struct list_head *head, | 385 | static int __dsos__cache_build_ids(struct list_head *head, |
388 | struct machine *machine, const char *debugdir) | 386 | struct machine *machine) |
389 | { | 387 | { |
390 | struct dso *pos; | 388 | struct dso *pos; |
391 | int err = 0; | 389 | int err = 0; |
392 | 390 | ||
393 | dsos__for_each_with_build_id(pos, head) | 391 | dsos__for_each_with_build_id(pos, head) |
394 | if (dso__cache_build_id(pos, machine, debugdir)) | 392 | if (dso__cache_build_id(pos, machine)) |
395 | err = -1; | 393 | err = -1; |
396 | 394 | ||
397 | return err; | 395 | return err; |
398 | } | 396 | } |
399 | 397 | ||
400 | static int machine__cache_build_ids(struct machine *machine, const char *debugdir) | 398 | static int machine__cache_build_ids(struct machine *machine) |
401 | { | 399 | { |
402 | int ret = __dsos__cache_build_ids(&machine->kernel_dsos.head, machine, | 400 | int ret = __dsos__cache_build_ids(&machine->kernel_dsos.head, machine); |
403 | debugdir); | 401 | ret |= __dsos__cache_build_ids(&machine->user_dsos.head, machine); |
404 | ret |= __dsos__cache_build_ids(&machine->user_dsos.head, machine, | ||
405 | debugdir); | ||
406 | return ret; | 402 | return ret; |
407 | } | 403 | } |
408 | 404 | ||
@@ -417,11 +413,11 @@ int perf_session__cache_build_ids(struct perf_session *session) | |||
417 | if (mkdir(buildid_dir, 0755) != 0 && errno != EEXIST) | 413 | if (mkdir(buildid_dir, 0755) != 0 && errno != EEXIST) |
418 | return -1; | 414 | return -1; |
419 | 415 | ||
420 | ret = machine__cache_build_ids(&session->machines.host, buildid_dir); | 416 | ret = machine__cache_build_ids(&session->machines.host); |
421 | 417 | ||
422 | for (nd = rb_first(&session->machines.guests); nd; nd = rb_next(nd)) { | 418 | for (nd = rb_first(&session->machines.guests); nd; nd = rb_next(nd)) { |
423 | struct machine *pos = rb_entry(nd, struct machine, rb_node); | 419 | struct machine *pos = rb_entry(nd, struct machine, rb_node); |
424 | ret |= machine__cache_build_ids(pos, buildid_dir); | 420 | ret |= machine__cache_build_ids(pos); |
425 | } | 421 | } |
426 | return ret ? -1 : 0; | 422 | return ret ? -1 : 0; |
427 | } | 423 | } |