On Mon, Jan 15 2018 at 12:36pm -0500, Bart Van Assche <Bart.VanAssche@xxxxxxx> wrote: > On Mon, 2018-01-15 at 12:29 -0500, Mike Snitzer wrote: > > So you replied to v5, I emailed a v6 out for the relevant patch. Just > > want to make sure you're testing with either Jens' latest tree or are > > using my v6 that fixed blk_mq_unregister_dev() to require caller holds > > q->sysfs_lock ? > > Hello Mike, > > In my test I was using Jens' latest for-next tree (commit 563877ae7dae). OK, that includes his latest for-4.16/block (commit c100ec49fdd22228) so I'll take a closer look at this lockdep splat. Do I need to do something more to enable lockdep aside from set CONFIG_LOCKDEP_SUPPORT=y ? Thanks, Mike
