Re: [PATCHv9 29/36] thp: implement split_huge_pmd()
From: Kirill A. Shutemov
Date: Mon Aug 03 2015 - 06:44:54 EST
On Fri, Jul 31, 2015 at 05:06:55PM +0200, Jerome Marchand wrote:
> On 07/20/2015 04:21 PM, Kirill A. Shutemov wrote:
> > Original split_huge_page() combined two operations: splitting PMDs into
> > tables of PTEs and splitting underlying compound page. This patch
> > implements split_huge_pmd() which split given PMD without splitting
> > other PMDs this page mapped with or underlying compound page.
> >
> > Without tail page refcounting, implementation of split_huge_pmd() is
> > pretty straight-forward.
>
> While it's significantly simpler than it used to be, straight-forward is
> still not the adjective which come to my mind.
The commit message was written to older revision :-P
--
Kirill A. Shutemov
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