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Date:   Fri, 12 Apr 2019 11:22:48 -0300
From:   Arnaldo Carvalho de Melo <>
To:     Ingo Molnar <>,
        Thomas Gleixner <>
Cc:     Jiri Olsa <>, Namhyung Kim <>,
        Clark Williams <>,,,
        Arnaldo Carvalho de Melo <>,
        Alexander Shishkin <>,
        Peter Zijlstra <>
Subject: [PATCH 5/7] perf stat: Disable DIR_FORMAT feature for 'perf stat record'

From: Jiri Olsa <>

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 <>
Signed-off-by: Jiri Olsa <>
Tested-by: Arnaldo Carvalho de Melo <>
Cc: Alexander Shishkin <>
Cc: Namhyung Kim <>
Cc: Peter Zijlstra <>
Fixes: 258031c017c3 ("perf header: Add DIR_FORMAT feature to describe directory data")
Signed-off-by: Arnaldo Carvalho de Melo <>
 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)
 	for (feat = HEADER_FIRST_FEATURE; feat < HEADER_LAST_FEATURE; feat++)
 		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);

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