#include "builtin.h"
#include "perf.h"
#include "util/cache.h"
-#include "util/data_map.h"
#include "util/debug.h"
-#include "util/header.h"
#include "util/parse-options.h"
+#include "util/session.h"
#include "util/symbol.h"
static char const *input_name = "perf.data";
static int force;
+static bool with_hits;
-static const char *const buildid_list_usage[] = {
+static const char * const buildid_list_usage[] = {
"perf buildid-list [<options>]",
NULL
};
static const struct option options[] = {
+ OPT_BOOLEAN('H', "with-hits", &with_hits, "Show only DSOs with hits"),
OPT_STRING('i', "input", &input_name, "file",
"input file name"),
OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
OPT_END()
};
-static int perf_file_section__process_buildids(struct perf_file_section *self,
- int feat, int fd)
+static int build_id_list__process_event(event_t *event,
+ struct perf_session *session)
{
- if (feat != HEADER_BUILD_ID)
- return 0;
+ struct addr_location al;
+ u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
+ struct thread *thread = perf_session__findnew(session, event->ip.pid);
- if (lseek(fd, self->offset, SEEK_SET) < 0) {
- pr_warning("Failed to lseek to %Ld offset for buildids!\n",
- self->offset);
+ if (thread == NULL) {
+ pr_err("problem processing %d event, skipping it.\n",
+ event->header.type);
return -1;
}
- if (perf_header__read_build_ids(fd, self->offset, self->size)) {
- pr_warning("Failed to read buildids!\n");
- return -1;
- }
+ thread__find_addr_map(thread, session, cpumode, MAP__FUNCTION,
+ event->ip.ip, &al);
+
+ if (al.map != NULL)
+ al.map->dso->hit = 1;
return 0;
}
+static struct perf_event_ops build_id_list__event_ops = {
+ .sample = build_id_list__process_event,
+ .mmap = event__process_mmap,
+ .fork = event__process_task,
+};
+
static int __cmd_buildid_list(void)
{
int err = -1;
- struct perf_header *header;
- struct perf_file_header f_header;
- struct stat input_stat;
- int input = open(input_name, O_RDONLY);
-
- if (input < 0) {
- pr_err("failed to open file: %s", input_name);
- if (!strcmp(input_name, "perf.data"))
- pr_err(" (try 'perf record' first)");
- pr_err("\n");
- goto out;
- }
-
- err = fstat(input, &input_stat);
- if (err < 0) {
- perror("failed to stat file");
- goto out_close;
- }
-
- if (!force && input_stat.st_uid && (input_stat.st_uid != geteuid())) {
- pr_err("file %s not owned by current user or root\n",
- input_name);
- goto out_close;
- }
-
- if (!input_stat.st_size) {
- pr_info("zero-sized file, nothing to do!\n");
- goto out_close;
- }
-
- err = -1;
- header = perf_header__new();
- if (header == NULL)
- goto out_close;
+ struct perf_session *session;
- if (perf_file_header__read(&f_header, header, input) < 0) {
- pr_warning("incompatible file format");
- goto out_close;
- }
+ session = perf_session__new(input_name, O_RDONLY, force);
+ if (session == NULL)
+ return -1;
- err = perf_header__process_sections(header, input,
- perf_file_section__process_buildids);
+ if (with_hits)
+ perf_session__process_events(session, &build_id_list__event_ops);
- if (err < 0)
- goto out_close;
+ dsos__fprintf_buildid(stdout, with_hits);
- dsos__fprintf_buildid(stdout);
-out_close:
- close(input);
-out:
+ perf_session__delete(session);
return err;
}