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Diffstat (limited to 'tools/perf/builtin-trace.c')
-rw-r--r--tools/perf/builtin-trace.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 83a4835c8118..badfabc6a01f 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2045,7 +2045,6 @@ static int trace__run(struct trace *trace, int argc, const char **argv)
unsigned long before;
const bool forks = argc > 0;
bool draining = false;
- char sbuf[STRERR_BUFSIZE];
trace->live = true;
@@ -2106,11 +2105,8 @@ static int trace__run(struct trace *trace, int argc, const char **argv)
goto out_error_open;
err = perf_evlist__mmap(evlist, trace->opts.mmap_pages, false);
- if (err < 0) {
- fprintf(trace->output, "Couldn't mmap the events: %s\n",
- strerror_r(errno, sbuf, sizeof(sbuf)));
- goto out_delete_evlist;
- }
+ if (err < 0)
+ goto out_error_mmap;
perf_evlist__enable(evlist);
@@ -2210,6 +2206,10 @@ out_error_tp:
perf_evlist__strerror_tp(evlist, errno, errbuf, sizeof(errbuf));
goto out_error;
+out_error_mmap:
+ perf_evlist__strerror_mmap(evlist, errno, errbuf, sizeof(errbuf));
+ goto out_error;
+
out_error_open:
perf_evlist__strerror_open(evlist, errno, errbuf, sizeof(errbuf));
@@ -2485,7 +2485,7 @@ int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused)
.user_freq = UINT_MAX,
.user_interval = ULLONG_MAX,
.no_buffering = true,
- .mmap_pages = 1024,
+ .mmap_pages = UINT_MAX,
},
.output = stdout,
.show_comm = true,