On Thu, Jan 02, 2020 at 04:26:46PM -0500, Dennis Zhou wrote: > >From Dave's testing, it's possible to drive a file system to have -1 > discardable_extents and a corresponding negative discardable_bytes. As > btrfs_discard_calc_delay() is the only user of discardable_extents, we > can correct here for any negative discardable_extents/discardable_bytes. Changelog updated with the rough description of the workload.
