Re: [External] Re: [PATCH v2 00/19] Free some vmemmap pages of hugetlb page

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On Mon, Oct 26, 2020 at 11:53 PM Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote:
>
> On Mon, Oct 26, 2020 at 10:50:55PM +0800, Muchun Song wrote:
> > For tail pages, the value of compound_dtor is the same. So we can reuse
>
> compound_dtor is only set on the first tail page.  compound_head is
> what you mean here, I think.
>

Yes, that's right.  Sorry for the confusion. Thanks.

-- 
Yours,
Muchun




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