From: "Paul E. McKenney" <[email protected]>

Currently, qemu runs in the foreground, which prevents the script from
killing it in case the kernel locks up.  This commit therefore places
qemu into the background, allowing the script to recover from lockups.

Signed-off-by: Paul E. McKenney <[email protected]>
---
 tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh 
b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
index b1e85b049075..67e89f06e77f 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
@@ -157,7 +157,7 @@ then
        echo Build-only run specified, boot/test omitted.
        exit 0
 fi
-$QEMU $qemu_args -m 512 -kernel $builddir/$BOOT_IMAGE -append "$qemu_append 
$boot_args"; echo $? > $resdir/qemu-retval &
+( $QEMU $qemu_args -m 512 -kernel $builddir/$BOOT_IMAGE -append "$qemu_append 
$boot_args"; echo $? > $resdir/qemu-retval ) &
 qemu_pid=$!
 commandcompleted=0
 echo Monitoring qemu job at pid $qemu_pid
-- 
1.8.1.5

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