Re: [PATCH 06/10] mm/hugetlb: Make hugetlb_follow_page_mask() safe to pmd unshare

Mike Kravetz
2022-12-05T22:32:09Z

On 11/29/22 14:35, Peter Xu wrote:
> Since hugetlb_follow_page_mask() walks the pgtable, it needs the vma lock
> to make sure the pgtable page will not be freed concurrently.
>
> Signed-off-by: Peter Xu <peterx@redhat.com>
> ---
> mm/hugetlb.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)

Thanks!

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

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Mike Kravetz