diff options
Diffstat (limited to 'mm/gup.c')
| -rw-r--r-- | mm/gup.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/gup.c b/mm/gup.c index bf68e21d7a3a64..fe95a37a417256 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -357,6 +357,13 @@ struct page *follow_page_mask(struct vm_area_struct *vma, if (pgd_none(*pgd) || unlikely(pgd_bad(*pgd))) return no_page_table(vma, flags); + if (pgd_huge(*pgd)) { + page = follow_huge_pgd(mm, address, pgd, flags); + if (page) + return page; + return no_page_table(vma, flags); + } + return follow_p4d_mask(vma, address, pgd, flags, page_mask); } |