On 07/20/2015 04:20 PM, Kirill A. Shutemov wrote: > We need to prepare kernel to allow transhuge pages to be mapped with > ptes too. We need to handle FOLL_SPLIT in follow_page_pte(). > > Also we use split_huge_page() directly instead of split_huge_page_pmd(). > split_huge_page_pmd() will gone. > > Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx> > Tested-by: Sasha Levin <sasha.levin@xxxxxxxxxx> > Tested-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx> > Acked-by: Vlastimil Babka <vbabka@xxxxxxx> Acked-by: Jerome Marchand <jmarchan@xxxxxxxxxx> > --- > mm/gup.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++----------------- > 1 file changed, 49 insertions(+), 18 deletions(-) >
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