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-rw-r--r--arch/s390/mm/vmem.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
index e21aaf4f5cb6..ffab84db6907 100644
--- a/arch/s390/mm/vmem.c
+++ b/arch/s390/mm/vmem.c
@@ -236,7 +236,8 @@ int __meminit vmemmap_populate(struct page *start, unsigned long nr, int node)
if (!new_page)
goto out;
pmd_val(*pm_dir) = __pa(new_page) |
- _SEGMENT_ENTRY | _SEGMENT_ENTRY_LARGE;
+ _SEGMENT_ENTRY | _SEGMENT_ENTRY_LARGE |
+ _SEGMENT_ENTRY_CO;
address = (address + PMD_SIZE) & PMD_MASK;
continue;
}