linux-kernel - Re: [PATCH v12 0/7] add hugetlb_optimize

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Message-ID: <YoMV7jhf6jKwTvDQ@FVFYT0MHHV2J.usts.net>
Date:   Tue, 17 May 2022 11:26:38 +0800
From:   Muchun Song <songmuchun@...edance.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     corbet@....net, mike.kravetz@...cle.com, mcgrof@...nel.org,
        keescook@...omium.org, yzaikin@...gle.com, osalvador@...e.de,
        david@...hat.com, masahiroy@...nel.org, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        duanxiongchun@...edance.com, smuchun@...il.com
Subject: Re: [PATCH v12 0/7] add hugetlb_optimize_vmemmap sysctl

On Mon, May 16, 2022 at 11:46:20AM -0700, Andrew Morton wrote:
> On Mon, 16 May 2022 18:22:04 +0800 Muchun Song <songmuchun@...edance.com> wrote:
> 
> > This series amis to add hugetlb_optimize_vmemmap sysctl to enable or disable
> > the feature of optimizing vmemmap pages associated with HugeTLB pages.
> > 
> > v12:
> >   - Add patch 3 and patch 4 to handle the coexistence of hugetlb_free_vmemmap
> >     and memory_hotplug.memmap_on_memory (David).
> >   - Remove Reviewed-by from Mike in the last parch since it is changed.
> 
> v11 is in mm-stable now, so please send patches against that.  AFAICT
> that will be quite straightforward.
>

IIUC, the mm-stable is introduced recently, and we consider those commits
in mm-stable are stable (meanning the commit sha1 is stable as well).
I'll send a new patchset based on mm-stable.

Thanks.