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    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@verizon.com>
    AuthorDate: Thu, 25 May 2017 12:58:58 +0000
    Committer: Ingo Molnar <mingo@kernel.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@verizon.com>
    Cc: Linus Torvalds <torvalds@linux-foundation.org>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Cc: a.p.zijlstra@chello.nl
    Cc: ben@decadent.org.uk
    Link: http://lkml.kernel.org/r/20170525130005.5947-22-alexander.levin@verizon.com
    Signed-off-by: Ingo Molnar <mingo@kernel.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!"
    \
     
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