Messages in this thread | | | Date | Fri, 18 Dec 2020 16:41:12 +0100 | From | Oscar Salvador <> | Subject | Re: [PATCH v10 02/11] mm/hugetlb: Introduce a new config HUGETLB_PAGE_FREE_VMEMMAP |
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On Thu, Dec 17, 2020 at 08:12:54PM +0800, Muchun Song wrote: > The HUGETLB_PAGE_FREE_VMEMMAP option is used to enable the freeing > of unnecessary vmemmap associated with HugeTLB pages. The config > option is introduced early so that supporting code can be written > to depend on the option. The initial version of the code only > provides support for x86-64. > > Like other code which frees vmemmap, this config option depends on > HAVE_BOOTMEM_INFO_NODE. The routine register_page_bootmem_info() is > used to register bootmem info. Therefore, make sure > register_page_bootmem_info is enabled if HUGETLB_PAGE_FREE_VMEMMAP > is defined. > > Signed-off-by: Muchun Song <songmuchun@bytedance.com>
Ok, this commit message is much more clear, and the same goes for the config description.
Reviewed-by: Oscar Salvador <osalvador@suse.de>
-- Oscar Salvador SUSE L3
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