summaryrefslogtreecommitdiff
path: root/mm/hugetlb.c
diff options
context:
space:
mode:
Diffstat (limited to 'mm/hugetlb.c')
-rw-r--r--mm/hugetlb.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index bce28cca73a1..64a3239b6407 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -7246,7 +7246,12 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma,
pte = (pte_t *)pmd_alloc(mm, pud, addr);
}
}
- BUG_ON(pte && pte_present(ptep_get(pte)) && !pte_huge(ptep_get(pte)));
+
+ if (pte) {
+ pte_t pteval = ptep_get_lockless(pte);
+
+ BUG_ON(pte_present(pteval) && !pte_huge(pteval));
+ }
return pte;
}