Comment 2 for bug 1418284

xfstests config(local.config):

    export TEST_DEV=/dev/loop0
    export TEST_DIR=/mnt/test
    export SCRATCH_DEV=/dev/loop1
    export SCRATCH_MNT=/mnt/scratch

ming@am2:~/git/xfstests$ sudo losetup -a
/dev/loop0: [0802]:25306845 (/home/ming/git/xfstests/loop0.img)
/dev/loop1: [0802]:25306843 (/home/ming/git/xfstests/loop1.img)

ming@am2:~/git/xfstests$ ls -lh *.img
-rw-r--r-- 1 ming ming 8.0G Feb 4 20:53 loop0.img
-rw-r--r-- 1 ming ming 8.0G Feb 4 20:53 loop1.img

test commands:

cd ~/git/xfstests; sudo ./check generic/036