On 2/10/21 1:21 PM, Axel Rasmussen wrote:
> From: Peter Xu <pet...@redhat.com>
> 
> It is a preparation work to be able to behave differently in the per
> architecture huge_pte_alloc() according to different VMA attributes.
> 
> Pass it deeper into huge_pmd_share() so that we can avoid the find_vma() call.
> 
> Suggested-by: Mike Kravetz <mike.krav...@oracle.com>
> Signed-off-by: Peter Xu <pet...@redhat.com>
> Signed-off-by: Axel Rasmussen <axelrasmus...@google.com>
> ---
>  arch/arm64/mm/hugetlbpage.c   |  4 ++--
>  arch/ia64/mm/hugetlbpage.c    |  3 ++-
>  arch/mips/mm/hugetlbpage.c    |  4 ++--
>  arch/parisc/mm/hugetlbpage.c  |  2 +-
>  arch/powerpc/mm/hugetlbpage.c |  3 ++-
>  arch/s390/mm/hugetlbpage.c    |  2 +-
>  arch/sh/mm/hugetlbpage.c      |  2 +-
>  arch/sparc/mm/hugetlbpage.c   |  6 +-----
>  include/linux/hugetlb.h       |  5 +++--
>  mm/hugetlb.c                  | 15 ++++++++-------
>  mm/userfaultfd.c              |  2 +-
>  11 files changed, 24 insertions(+), 24 deletions(-)

Thanks, this will be needed for multiple features where pmd sharing must
be disabled.  And, the need to disable sharing is based on information in
the vma.

Reviewed-by: Mike Kravetz <mike.krav...@oracle.com>
-- 
Mike Kravetz

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