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    SubjectRe: [RFC v3 2/4] mm: move PG_slab flag to page_type
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    On 30.01.23 06:11, Matthew Wilcox wrote:
    > On Mon, Jan 30, 2023 at 01:34:59PM +0900, Hyeonggon Yoo wrote:
    >>> Seems like quite some changes to page_type to accomodate SLAB, which is
    >>> hopefully going away soon(TM). Could we perhaps avoid that?
    >>
    >> If it could be done with less changes, I'll try to avoid that.
    >
    > Let me outline the idea I had for removing PG_slab:
    >
    > Observe that PG_reserved and PG_slab are mutually exclusive. Also,

    I recall that there are SetPageReserved() calls on pages allocated via slab.

    --
    Thanks,

    David / dhildenb

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