linux-kernel - Re: [PATCH 0/4] A few cleanup and fixup patches for migration

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Message-ID: <e268117b314817ecd4c07ac48b0a6dcaf680ed69.camel@intel.com>
Date:   Tue, 12 Apr 2022 10:25:17 +0800
From:   "ying.huang@...el.com" <ying.huang@...el.com>
To:     Miaohe Lin <linmiaohe@...wei.com>, akpm@...ux-foundation.org
Cc:     mike.kravetz@...cle.com, shy828301@...il.com, willy@...radead.org,
        ziy@...dia.com, minchan@...nel.org, apopple@...dia.com,
        dave.hansen@...ux.intel.com, o451686892@...il.com,
        jhubbard@...dia.com, peterx@...hat.com, naoya.horiguchi@....com,
        mhocko@...e.com, riel@...hat.com, osalvador@...e.de,
        david@...hat.com, sfr@...b.auug.org.au, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/4] A few cleanup and fixup patches for migration

On Sat, 2022-04-09 at 15:38 +0800, Miaohe Lin wrote:
> Hi everyone,
> This series contains a few patches to remove unneeded lock page and
> PageMovable check, reduce the rcu lock duration. Also we fix potential
> pte_unmap on an not mapped pte. More details can be found in the
> respective changelogs. Thanks!

It appears that you ignored my comments for the previous version.  Can
you check it?

Best Regards,
Huang, Ying

> ---
> v1:
>   rebase [1] on mainline.
> 
> [1] https://lore.kernel.org/lkml/20220304093409.25829-2-linmiaohe@huawei.com/T/
> ---
> Miaohe Lin (4):
>   mm/migration: reduce the rcu lock duration
>   mm/migration: remove unneeded lock page and PageMovable check
>   mm/migration: return errno when isolate_huge_page failed
>   mm/migration: fix potential pte_unmap on an not mapped pte
> 
>  include/linux/migrate.h |  2 +-
>  include/linux/swapops.h |  4 ++--
>  mm/filemap.c            | 10 +++++-----
>  mm/hugetlb.c            |  2 +-
>  mm/migrate.c            | 31 +++++++++++++------------------
>  5 files changed, 22 insertions(+), 27 deletions(-)
>