On Wed, 19 Jun 2024 at 13:45, Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote: > > Funnily, I'm working on rosebush v2 today. It's in no shape to send out > (it's failing ~all of its selftests) but *should* greatly improve the > cache friendliness of the hash table. And it's being written with the > dcache as its first customer. I'm interested to see if you can come up with something decent, but I'm not hugely optimistic.