On Wed, May 03, 2023 at 11:06:58AM +0200, Andreas Hindborg wrote: > From: Andreas Hindborg <a.hindborg@xxxxxxxxxxx> > > Add abstractions for the C radix_tree. This abstraction allows Rust code to use > the radix_tree as a map from `u64` keys to `ForeignOwnable` values. Please, no. The XArray interface is the preferred one; the radix tree is legacy. Don't make Rust code use the radix tree. It has the GFP arguments in the wrong place, for one thing.