On Wed, Nov 28, 2018 at 04:47:27PM +0800, Anand Jain wrote: > > 2. scrub_workers_refcnt must eventually be converted to refcount_t type > > ok. Added in v2 patch set.
No such thing is in v2 and this would actually get rid of the need to hold scrub_lock in scrub_workers_put. Which in turn can be moved out of the locked section in btrfs_scrub_dev and the warning is gone. Problem solved.
