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-rw-r--r--mm/mempolicy.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 4cc19f6ab6c..c4403cdf343 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -525,8 +525,9 @@ static void queue_pages_hugetlb_pmd_range(struct vm_area_struct *vma,
#ifdef CONFIG_HUGETLB_PAGE
int nid;
struct page *page;
+ spinlock_t *ptl;
- spin_lock(&vma->vm_mm->page_table_lock);
+ ptl = huge_pte_lock(hstate_vma(vma), vma->vm_mm, (pte_t *)pmd);
page = pte_page(huge_ptep_get((pte_t *)pmd));
nid = page_to_nid(page);
if (node_isset(nid, *nodes) == !!(flags & MPOL_MF_INVERT))
@@ -536,7 +537,7 @@ static void queue_pages_hugetlb_pmd_range(struct vm_area_struct *vma,
(flags & MPOL_MF_MOVE && page_mapcount(page) == 1))
isolate_huge_page(page, private);
unlock:
- spin_unlock(&vma->vm_mm->page_table_lock);
+ spin_unlock(ptl);
#else
BUG();
#endif