linux-kernel - Re: [PATCH v2 0/6] Fix some bugs about HugeTLB code

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Message-ID: <7b44eddc-cbae-92b6-5ac7-765cad2a6326@redhat.com>
Date:   Thu, 7 Jan 2021 10:30:48 +0100
From:   David Hildenbrand <david@...hat.com>
To:     Muchun Song <songmuchun@...edance.com>, mike.kravetz@...cle.com,
        akpm@...ux-foundation.org
Cc:     n-horiguchi@...jp.nec.com, ak@...ux.intel.com, mhocko@...e.cz,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/6] Fix some bugs about HugeTLB code

On 06.01.21 09:47, Muchun Song wrote:
> This patch series aims to fix some bugs and add some improvements.
> 
> Changelog since v1 -> v2:
>   - Export set_page_huge_active() in patch #2 to fix.
>   - Using head[3].mapping to indicate the page is freed in patch #3.
>   - Flush @free_hpage_work in patch #4.
> 
> Muchun Song (6):
>   mm: migrate: do not migrate HugeTLB page whose refcount is one
>   mm: hugetlbfs: fix cannot migrate the fallocated HugeTLB page
>   mm: hugetlb: fix a race between freeing and dissolving the page
>   mm: hugetlb: add return -EAGAIN for dissolve_free_huge_page
>   mm: hugetlb: fix a race between isolating and freeing page
>   mm: hugetlb: remove VM_BUG_ON_PAGE from page_huge_active
> 
>  fs/hugetlbfs/inode.c    |  3 ++-
>  include/linux/hugetlb.h |  2 ++
>  mm/hugetlb.c            | 69 +++++++++++++++++++++++++++++++++++++++++++------
>  mm/migrate.c            |  6 +++++
>  4 files changed, 71 insertions(+), 9 deletions(-)
> 

Repeating my question regarding ccing stable on selected fixes.

-- 
Thanks,

David / dhildenb