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-rw-r--r--tools/perf/builtin-trace.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 467e18e6f8ec..cdee22dac2b3 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2796,21 +2796,23 @@ static int trace__record(struct trace *trace, int argc, const char **argv)
"-m", "1024",
"-c", "1",
};
-
+ pid_t pid = getpid();
+ char *filter = asprintf__tp_filter_pids(1, &pid);
const char * const sc_args[] = { "-e", };
unsigned int sc_args_nr = ARRAY_SIZE(sc_args);
const char * const majpf_args[] = { "-e", "major-faults" };
unsigned int majpf_args_nr = ARRAY_SIZE(majpf_args);
const char * const minpf_args[] = { "-e", "minor-faults" };
unsigned int minpf_args_nr = ARRAY_SIZE(minpf_args);
+ int err = -1;
- /* +1 is for the event string below */
- rec_argc = ARRAY_SIZE(record_args) + sc_args_nr + 1 +
+ /* +3 is for the event string below and the pid filter */
+ rec_argc = ARRAY_SIZE(record_args) + sc_args_nr + 3 +
majpf_args_nr + minpf_args_nr + argc;
rec_argv = calloc(rec_argc + 1, sizeof(char *));
- if (rec_argv == NULL)
- return -ENOMEM;
+ if (rec_argv == NULL || filter == NULL)
+ goto out_free;
j = 0;
for (i = 0; i < ARRAY_SIZE(record_args); i++)
@@ -2827,11 +2829,13 @@ static int trace__record(struct trace *trace, int argc, const char **argv)
rec_argv[j++] = "syscalls:sys_enter,syscalls:sys_exit";
else {
pr_err("Neither raw_syscalls nor syscalls events exist.\n");
- free(rec_argv);
- return -1;
+ goto out_free;
}
}
+ rec_argv[j++] = "--filter";
+ rec_argv[j++] = filter;
+
if (trace->trace_pgfaults & TRACE_PFMAJ)
for (i = 0; i < majpf_args_nr; i++)
rec_argv[j++] = majpf_args[i];
@@ -2843,7 +2847,11 @@ static int trace__record(struct trace *trace, int argc, const char **argv)
for (i = 0; i < (unsigned int)argc; i++)
rec_argv[j++] = argv[i];
- return cmd_record(j, rec_argv);
+ err = cmd_record(j, rec_argv);
+out_free:
+ free(filter);
+ free(rec_argv);
+ return err;
}
static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp);