perf kvm stat report: Unify the title bar output

[deliverable/linux.git] / tools / perf / builtin-record.c

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 4869050e7194c18311da81f165f6f8e5cb5882ea..87e28a4e33ba2919d300e24404859eed0523c700 100644 (file)
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -161,7 +161,7 @@ try_again:
 
        if (perf_evlist__apply_filters(evlist)) {
                error("failed to set filter with %d (%s)\n", errno,
-                       strerror(errno));
+                       strerror_r(errno, msg, sizeof(msg)));
                rc = -1;
                goto out;
        }
@@ -175,7 +175,8 @@ try_again:
                               "(current value: %u)\n", opts->mmap_pages);
                        rc = -errno;
                } else {
-                       pr_err("failed to mmap with %d (%s)\n", errno, strerror(errno));
+                       pr_err("failed to mmap with %d (%s)\n", errno,
+                               strerror_r(errno, msg, sizeof(msg)));
                        rc = -errno;
                }
                goto out;
@@ -480,7 +481,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
        }
 
        if (forks && workload_exec_errno) {
-               char msg[512];
+               char msg[STRERR_BUFSIZE];
                const char *emsg = strerror_r(workload_exec_errno, msg, sizeof(msg));
                pr_err("Workload failed: %s\n", emsg);
                err = -1;
@@ -781,6 +782,7 @@ static const char * const record_usage[] = {
  */
 static struct record record = {
        .opts = {
+               .sample_time         = true,
                .mmap_pages          = UINT_MAX,
                .user_freq           = UINT_MAX,
                .user_interval       = ULLONG_MAX,
@@ -907,7 +909,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __maybe_unused)
                usage_with_options(record_usage, record_options);
        }
 
-       symbol__init();
+       symbol__init(NULL);
 
        if (symbol_conf.kptr_restrict)
                pr_warning(