[RFC v2 01/13] mm: export zap_page_range() for driver use

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Export zap_page_range() for use in VDUSE.

Signed-off-by: Xie Yongji <xieyongji@xxxxxxxxxxxxx>
---
 mm/memory.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mm/memory.c b/mm/memory.c
index 7d608765932b..edd2d6497bb3 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1542,6 +1542,7 @@ void zap_page_range(struct vm_area_struct *vma, unsigned long start,
 	mmu_notifier_invalidate_range_end(&range);
 	tlb_finish_mmu(&tlb, start, range.end);
 }
+EXPORT_SYMBOL(zap_page_range);
 
 /**
  * zap_page_range_single - remove user pages in a given range
-- 
2.11.0





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