Re: [PATCH] mm: remove offset check on page->compound_head and folio->lru

Matthew Wilcox
2022-01-07T03:59:42Z

On Thu, Jan 06, 2022 at 11:52:54PM +0000, Wei Yang wrote:
> FOLIO_MATCH() is used to make sure struct page and folio has identical
> layout for the first several words.
>
> The comparison of offset between page->compound_head and folio->lru is
> more like an internal check in struct page.
>
> This patch just removes it.
>
> Signed-off-by: Wei Yang <richard.weiyang@gmail.com>

No.