On 06/08/2017 03:53 PM, Johannes Thumshirn wrote: > On 06/08/2017 08:52 AM, James Wang wrote: >> Test method: >> modprobe loop max_loop=64 >> dd if=/dev/zero of=disk bs=512 count=200K >> for((i=0;i<4;i++))do losetup -f disk; done >> mkfs.ext4 -F /dev/loop0 >> for((i=0;i<4;i++))do mkdir t$i; mount /dev/loop$i t$i;done >> for f in `ls /dev/loop[0-9]*|sort`; do \ >> echo $f; dd if=$f of=/dev/null bs=512 count=1; \ >> done > I think Christoph already asked this, but can you send a patch for > blktests [1] as well? I have forked this project and I'm working on it. due to framework is limited, so I'm adjusting my code. > Thanks, > Johannes > > [1] https://github.com/osandov/blktests > -- SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)