linux-kernel - [tip:locking/core] tools/lib/lockdep: Hide liblockdep output from test results

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Date:   Mon, 5 Jun 2017 02:12:30 -0700
From:   "tip-bot for Levin, Alexander (Sasha Levin)" <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     tglx@...utronix.de, alexander.levin@...izon.com, mingo@...nel.org,
        peterz@...radead.org, linux-kernel@...r.kernel.org, hpa@...or.com,
        torvalds@...ux-foundation.org
Subject: [tip:locking/core] tools/lib/lockdep: Hide liblockdep output from
 test results

Commit-ID:  4ea4b3c25752499a67c4a35cafd2d5535017faad
Gitweb:     http://git.kernel.org/tip/4ea4b3c25752499a67c4a35cafd2d5535017faad
Author:     Levin, Alexander (Sasha Levin) <alexander.levin@...izon.com>
AuthorDate: Thu, 25 May 2017 12:58:58 +0000
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Mon, 5 Jun 2017 09:28:13 +0200

tools/lib/lockdep: Hide liblockdep output from test results

This would prevent the liblockdep error messages from getting
mixed in with the test result output.

Signed-off-by: Sasha Levin <alexander.levin@...izon.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: a.p.zijlstra@...llo.nl
Cc: ben@...adent.org.uk
Link: http://lkml.kernel.org/r/20170525130005.5947-22-alexander.levin@verizon.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 tools/lib/lockdep/run_tests.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/lib/lockdep/run_tests.sh b/tools/lib/lockdep/run_tests.sh
index 3fd297b..f9b9409 100755
--- a/tools/lib/lockdep/run_tests.sh
+++ b/tools/lib/lockdep/run_tests.sh
@@ -6,7 +6,7 @@ for i in `ls tests/*.c`; do
 	testname=$(basename "$i" .c)
 	gcc -o tests/$testname -pthread $i liblockdep.a -Iinclude -D__USE_LIBLOCKDEP &> /dev/null
 	echo -ne "$testname... "
-	if [ $(timeout 1 ./tests/$testname | wc -l) -gt 0 ]; then
+	if [ $(timeout 1 ./tests/$testname 2>&1 | wc -l) -gt 0 ]; then
 		echo "PASSED!"
 	else
 		echo "FAILED!"
@@ -20,7 +20,7 @@ for i in `ls tests/*.c`; do
 	testname=$(basename "$i" .c)
 	gcc -o tests/$testname -pthread -Iinclude $i &> /dev/null
 	echo -ne "(PRELOAD) $testname... "
-	if [ $(timeout 1 ./lockdep ./tests/$testname | wc -l) -gt 0 ]; then
+	if [ $(timeout 1 ./lockdep ./tests/$testname 2>&1 | wc -l) -gt 0 ]; then
 		echo "PASSED!"
 	else
 		echo "FAILED!"