On Thu, 2018-01-11 at 14:20 -0500, Mike Snitzer wrote: > Yes, I noticed the use of sysfs_lock also. I've fixed it up earlier in > my v4 patchset and build on it. I'll add your Reported-by too. Hello Mike, There are many more inconsistencies with regard to queue flag manipulation in the block layer core and in block drivers. I'm working on a series to address all inconsistencies in the block layer and in the sd driver. Bart.