[tip:perf/urgent] perf stat: Disable DIR_FORMAT feature for 'perf stat record'

From: tip-bot for Jiri Olsa
Date: Tue Apr 16 2019 - 11:29:41 EST

Commit-ID: 8002a63f9ace7e9c958408f77f0a4dd4a8414511
Gitweb: https://git.kernel.org/tip/8002a63f9ace7e9c958408f77f0a4dd4a8414511
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Tue, 9 Apr 2019 12:01:56 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 16 Apr 2019 11:27:18 -0300

perf stat: Disable DIR_FORMAT feature for 'perf stat record'

Arnaldo reported assertion in perf stat record:

assertion failed at util/header.c:875

There's no support for this in the 'perf state record' command, disable
the feature for that case.

Reported-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Tested-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Fixes: 258031c017c3 ("perf header: Add DIR_FORMAT feature to describe directory data")
Link: http://lkml.kernel.org/r/20190409100156.20303-1-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
tools/perf/builtin-stat.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 49ee3c2033ec..c3625ec374e0 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1308,6 +1308,7 @@ static void init_features(struct perf_session *session)
perf_header__set_feat(&session->header, feat);

+ perf_header__clear_feat(&session->header, HEADER_DIR_FORMAT);
perf_header__clear_feat(&session->header, HEADER_BUILD_ID);
perf_header__clear_feat(&session->header, HEADER_TRACING_DATA);
perf_header__clear_feat(&session->header, HEADER_BRANCH_STACK);