On Wed, Aug 19, 2020 at 08:58:30AM +0800, Gao Xiang wrote: > btw, if my understanding is correct, as I mentioned starting from my v1, > this new feature isn't forward compatible since old kernel hardcode > agino % XFS_AGI_UNLINKED_BUCKETS but not tracing original bucket_index > from its logging recovery code. So yeah, a bit awkward from its original > design... I think we should add a log_incompat feature just to be safe.