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SubjectRe: [PATCH RFC 1/2] mm: Always compile in pte markers
On 2022/10/25 4:48, Peter Xu wrote:
> The PTE markers code is tiny and now it's enabled for most of the
> distributions. It's fine to keep it as-is, but to make a broader use of
> it (e.g. replacing read error swap entry) it needs to be there always
> otherwise we need special code path to take care of !PTE_MARKER case.
> It'll be easier just make pte marker always exist. Use this chance to
> extend its usage to anonymous too by simply touching up some of the old
> comments, because it'll be used for anonymous pages in the follow up
> patches.
> Signed-off-by: Peter Xu <>

Many thanks for your work.

Reviewed-by: Miaohe Lin <>

Miaohe Lin

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