Re: [PATCH] mm/page_alloc: fix a crash in free_pages_prepare()

[Qian Cai]

> On Sep 30, 2019, at 7:04 AM, Kirill A. Shutemov <kir...@shutemov.name> wrote:
> 
> Looks like Power also uses the hook. Have you check that this patch will
> not affect Power?

Yes, I did. Although I did only test radix memory which seems just return 
immediately in arch_free_page(), I code-review the non-radix memory path and 
did not find anything suspicious. However, if really needed, I could test hash 
memory config or adding powerpc developers to double-check.