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-rw-r--r--arch/s390/include/asm/hugetlb.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/s390/include/asm/hugetlb.h b/arch/s390/include/asm/hugetlb.h
index d9be7c0c1291..4c7fac75090e 100644
--- a/arch/s390/include/asm/hugetlb.h
+++ b/arch/s390/include/asm/hugetlb.h
@@ -41,7 +41,10 @@ static inline int prepare_hugepage_range(struct file *file,
static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr,
pte_t *ptep)
{
- pte_val(*ptep) = _SEGMENT_ENTRY_EMPTY;
+ if ((pte_val(*ptep) & _REGION_ENTRY_TYPE_MASK) == _REGION_ENTRY_TYPE_R3)
+ pte_val(*ptep) = _REGION3_ENTRY_EMPTY;
+ else
+ pte_val(*ptep) = _SEGMENT_ENTRY_EMPTY;
}
static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,