linux-kernel - Re: [mm-unstable v5 PATCH 0/7] Cleanup transhuge

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Date:   Tue, 5 Jul 2022 12:45:50 -0700
From:   Yang Shi <shy828301@...il.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Vlastimil Babka <vbabka@...e.cz>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Matthew Wilcox <willy@...radead.org>,
        "Zach O'Keefe" <zokeefe@...gle.com>,
        Miaohe Lin <linmiaohe@...wei.com>,
        Linux MM <linux-mm@...ck.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [mm-unstable v5 PATCH 0/7] Cleanup transhuge_xxx helpers

On Sun, Jul 3, 2022 at 4:14 PM Andrew Morton <akpm@...ux-foundation.org> wrote:
>
> On Thu, 16 Jun 2022 10:48:33 -0700 Yang Shi <shy828301@...il.com> wrote:
>
> > This series is the follow-up of the discussion about cleaning up transhuge_xxx
> > helpers at https://lore.kernel.org/linux-mm/627a71f8-e879-69a5-ceb3-fc8d29d2f7f1@suse.cz/.
> >
> > THP has a bunch of helpers that do VMA sanity check for different paths, they
> > do the similar checks for the most callsites and have a lot duplicate codes.
> > And it is confusing what helpers should be used at what conditions.
> >
> > This series reorganized and cleaned up the code so that we could consolidate
> > all the checks into hugepage_vma_check().
> >
> > The transhuge_vma_enabled(), transparent_hugepage_active() and
> > __transparent_hugepage_enabled() are killed by this series.
>
> I plan to move this into mm-stable later this week, along with two fixups:
>
> https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-thp-kill-transparent_hugepage_active-fix.patch
> https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-thp-kill-transparent_hugepage_active-fix-fix.patch

Looks good to me. Thanks for the heads up.