On Tue, May 21, 2019 at 11:25:55AM +0800, Bob Liu wrote: > How to reproduce: > - "insmod null_blk.ko shared_tags=1 nr_devices=0 queue_mode=2" > - cpu0: python Script.py 0; taskset the corresponding process running on cpu0 > - cpu1: python Script.py 1; taskset the corresponding process running on cpu1 > > Script.py: Can you wire this up for blktests? Otherwise looks fine: Reviewed-by: Christoph Hellwig <hch@xxxxxx>