Messages in this thread Patch in this message | | | From | kan.liang@intel ... | Subject | [PATCH 1/1] perf tool: add hists__init for perf diff | Date | Wed, 22 Oct 2014 15:02:41 -0400 |
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From: Kan Liang <kan.liang@intel.com>
perf diff also uses hists/hist_entries, hists__init() should be called before creating any evsels.
Signed-off-by: Kan Liang <kan.liang@intel.com> --- tools/perf/builtin-diff.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c index 8c5c11c..25114c9 100644 --- a/tools/perf/builtin-diff.c +++ b/tools/perf/builtin-diff.c @@ -1142,6 +1142,11 @@ static int data_init(int argc, const char **argv) int cmd_diff(int argc, const char **argv, const char *prefix __maybe_unused) { + int ret = hists__init(); + + if (ret < 0) + return ret; + perf_config(perf_default_config, NULL); argc = parse_options(argc, argv, options, diff_usage, 0); -- 1.8.3.2
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