Re: [PATCH 0/3] x86/mm: DEBUG_PAGEALLOC musings

From: Dave Hansen

Date: Tue Aug 04 2026 - 14:38:48 EST


On 7/29/26 04:08, Peter Zijlstra wrote:
> my take on how we should be 'fixing' this DEBUG_PAGEALLOC thing. It appears to
> boot in qemu with debug_pagealloc=on and such things.

The approach looks fine to me. The only thing we might want to do is add
a warning of some kind in the split/join paths for CPA_DEBUG_PAGEALLOC.