linux-kernel - Re: [PATCH 00/10] mm/hugetlb: code refine and simplification

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Message-ID: <5b954f2d-0b51-c3bd-db8a-610580272d3d@oracle.com>
Date:   Fri, 7 Aug 2020 15:25:44 -0700
From:   Mike Kravetz <mike.kravetz@...cle.com>
To:     Wei Yang <richard.weiyang@...ux.alibaba.com>,
        akpm@...ux-foundation.org
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 00/10] mm/hugetlb: code refine and simplification

On 8/7/20 2:12 AM, Wei Yang wrote:
> Following are some cleanup for hugetlb.
> 
> Simple test with tools/testing/selftests/vm/map_hugetlb pass.
> 
> Wei Yang (10):
>   mm/hugetlb: not necessary to coalesce regions recursively
>   mm/hugetlb: make sure to get NULL when list is empty
>   mm/hugetlb: use list_splice to merge two list at once
>   mm/hugetlb: count file_region to be added when regions_needed != NULL
>   mm/hugetlb: remove the redundant check on non_swap_entry()
>   mm/hugetlb: remove redundant huge_pte_alloc() in hugetlb_fault()
>   mm/hugetlb: a page from buddy is not on any list
>   mm/hugetlb: return non-isolated page in the loop instead of break and
>     check
>   mm/hugetlb: narrow the hugetlb_lock protection area during preparing
>     huge page
>   mm/hugetlb: not necessary to abuse temporary page to workaround the
>     nasty free_huge_page
> 
>  mm/hugetlb.c | 101 ++++++++++++++++++++++-----------------------------
>  1 file changed, 44 insertions(+), 57 deletions(-)

Thanks Wei Yang!

I'll take a look at these next week.
-- 
Mike Kravetz