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

Mike Kravetz
2020-08-07T22:25:51Z

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