kselftest/cgroup: fix test_stress.sh to use OUTPUT dir

Running cgroup kselftest with O= fails to run the with_stress test due
to hardcoded ./test_core. Find test_core binary using the OUTPUT directory.

Fixes: 1a99fcc035fb ("selftests: cgroup: Run test_core under interfering stress")
Signed-off-by: Phil Auld <pauld@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

diff --git a/tools/testing/selftests/cgroup/test_stress.sh b/tools/testing/selftests/cgroup/test_stress.sh
index 15d9d58963941d2dffb1ffbfa2edf3b8b0ffe7fa..109c044f715f90d3b5a84cc463a5581716be816a 100755 (executable)
--- a/tools/testing/selftests/cgroup/test_stress.sh
+++ b/tools/testing/selftests/cgroup/test_stress.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 # SPDX-License-Identifier: GPL-2.0
 
-./with_stress.sh -s subsys -s fork ./test_core
+./with_stress.sh -s subsys -s fork ${OUTPUT}/test_core