Re: [PATCH 0/5] Cleanup and fixup for huge_memory

From: Anshuman Khandual
Date: Tue Apr 27 2021 - 23:09:15 EST




On 4/27/21 7:02 PM, Miaohe Lin wrote:
> Hi all,
> This series contains cleanups to remove dedicated macro and remove
> unnecessary tlb_remove_page_size() for huge zero pmd. Also this adds
> missing read-only THP checking for transparent_hugepage_enabled() and
> avoids discarding hugepage if other processes are mapping it. More
> details can be found in the respective changelogs. Thanks!
>
> Miaohe Lin (5):
> mm/huge_memory.c: remove dedicated macro HPAGE_CACHE_INDEX_MASK
> mm/huge_memory.c: use page->deferred_list
> mm/huge_memory.c: add missing read-only THP checking in
> transparent_hugepage_enabled()
> mm/huge_memory.c: remove unnecessary tlb_remove_page_size() for huge
> zero pmd
> mm/huge_memory.c: don't discard hugepage if other processes are
> mapping it

I guess it might be just better to split the series into cleans-ups
without functional change and then fixes separately.