On Fri, Jun 23, 2017 at 09:48:21AM -0700, Chris Mason wrote:
> Dave Jones hit a WARN_ON(nr < 0) in btrfs_wait_ordered_roots() with
> v4.12-rc6. This was because commit 70e7af244 made it possible for
> calc_reclaim_items_nr() to return a negative number. It's not really a
> bug in that commit, it
Dave Jones hit a WARN_ON(nr < 0) in btrfs_wait_ordered_roots() with
v4.12-rc6. This was because commit 70e7af244 made it possible for
calc_reclaim_items_nr() to return a negative number. It's not really a
bug in that commit, it just didn't go far enough down the stack to find
all the possible