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-rw-r--r--arch/sparc64/mm/generic.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/sparc64/mm/generic.c b/arch/sparc64/mm/generic.c
index 8cb06205d265..af9d81db0b38 100644
--- a/arch/sparc64/mm/generic.c
+++ b/arch/sparc64/mm/generic.c
@@ -69,6 +69,8 @@ static inline void io_remap_pte_range(struct mm_struct *mm, pte_t * pte,
} else
offset += PAGE_SIZE;
+ if (pte_write(entry))
+ entry = pte_mkdirty(entry);
do {
BUG_ON(!pte_none(*pte));
set_pte_at(mm, address, pte, entry);