Re: [PATCH v8 00/12] Free some vmemmap pages of HugeTLB page

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On Thu, Dec 10, 2020 at 11:55:14AM +0800, Muchun Song wrote:
> Muchun Song (12):
>   mm/memory_hotplug: Factor out bootmem core functions to bootmem_info.c
>   mm/hugetlb: Introduce a new config HUGETLB_PAGE_FREE_VMEMMAP
>   mm/bootmem_info: Introduce free_bootmem_page helper
>   mm/hugetlb: Free the vmemmap pages associated with each HugeTLB page
>   mm/hugetlb: Defer freeing of HugeTLB pages
>   mm/hugetlb: Allocate the vmemmap pages associated with each HugeTLB
>     page
>   mm/hugetlb: Set the PageHWPoison to the raw error page
>   mm/hugetlb: Flush work when dissolving hugetlb page
>   mm/hugetlb: Add a kernel parameter hugetlb_free_vmemmap
>   mm/hugetlb: Introduce nr_free_vmemmap_pages in the struct hstate
>   mm/hugetlb: Gather discrete indexes of tail page
>   mm/hugetlb: Optimize the code with the help of the compiler

Well, we went from 24 patches down to 12 patches.
Not bad at all :-)

I will have a look later

Thanks


-- 
Oscar Salvador
SUSE L3




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