[PATCH v3 2/3] ioremap: Update pgtable free interfaces with addr

Michal Hocko mhocko at kernel.org
Wed May 16 23:47:55 PDT 2018


On Wed 16-05-18 17:32:06, Kani Toshimitsu wrote:
> From: Chintan Pandya <cpandya at codeaurora.org>
> 
> This patch ("mm/vmalloc: Add interfaces to free unmapped
> page table") adds following 2 interfaces to free the page
> table in case we implement huge mapping.
> 
> pud_free_pmd_page() and pmd_free_pte_page()
> 
> Some architectures (like arm64) needs to do proper TLB
> maintanance after updating pagetable entry even in map.
> Why ? Read this,
> https://patchwork.kernel.org/patch/10134581/

Please add that information to the changelog.
-- 
Michal Hocko
SUSE Labs



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