On 4 Jun 2021, at 16:35, Yang Shi wrote: > When trying to migrate pages to obey mempolicy, the huge zero page is > split then the page table walk at PTE level just skips zero page. So it > seems pointless to split huge zero page, it could be just skipped like > base zero page. > > Set ACTION_CONTINUE to prevent the walk_page_range() split the pmd for > this case. > > Signed-off-by: Yang Shi <shy828301@xxxxxxxxx> LGTM. Thanks. Reviewed-by: Zi Yan <ziy@xxxxxxxxxx> — Best Regards, Yan, Zi
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