perf script python: Fix unintended underline

[linux-2.6-microblaze.git] / mm / hugetlb.c

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 924553a..dfc940d 100644 (file)
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -5440,8 +5440,9 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
                        continue;
                }
 
-               refs = min3(pages_per_huge_page(h) - pfn_offset,
-                           (vma->vm_end - vaddr) >> PAGE_SHIFT, remainder);
+               /* vaddr may not be aligned to PAGE_SIZE */
+               refs = min3(pages_per_huge_page(h) - pfn_offset, remainder,
+                   (vma->vm_end - ALIGN_DOWN(vaddr, PAGE_SIZE)) >> PAGE_SHIFT);
 
                if (pages || vmas)
                        record_subpages_vmas(mem_map_offset(page, pfn_offset),