On Mon, May 11, 2026 at 12:40:01PM +0200, Pratyush Yadav wrote: > On Sat, May 09 2026, George Guo wrote: > > > From: George Guo <[email protected]> > > > > KHO_TREE_MAX_DEPTH is calculated as: > > > > DIV_ROUND_UP(KHO_ORDER_0_LOG2 - KHO_BITMAP_SIZE_LOG2, > > KHO_TABLE_SIZE_LOG2) + 1 > > > > For systems with 16KB pages (e.g. LoongArch), this gives a depth of 4, > > As of now, we only support KHO on x86 and arm64. Support for other > architectures is not there. Are you working on supporting it for > LoongArch? What is your use case?
arm64 can have 16k pages, but ... > So based on this, looks to me that the 5th level table won't ever go > above index 0 and the 4th level is enough to represent all possible > keys. ... as it looks like your math is correct, I'm going to drop the patch for now. > -- > Regards, > Pratyush Yadav -- Sincerely yours, Mike.
