On Mon, 13 Aug 2018, Matthew Wilcox wrote: > Please consider pulling the XArray patch set. The XArray provides an > improved interface to the radix tree data structure, providing locking > as part of the API, specifying GFP flags at allocation time, eliminating > preloading, less re-walking the tree, more efficient iterations and not > exposing RCU-protected pointers to its users. Is this going in this cycle? I have a bunch of stuff on top of this to enable slab object migration.