[PATCH -next] mm: Remove unused vma_init_lock()

[YueHaibing]

commit c7f8f31c00d1 ("mm: separate vma->lock from vm_area_struct")
left this behind.

Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
 include/linux/mm.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 0db09639dd2d..1970772c07bb 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -725,7 +725,6 @@ struct vm_area_struct *lock_vma_under_rcu(struct mm_struct *mm,
 
 #else /* CONFIG_PER_VMA_LOCK */
 
-static inline void vma_init_lock(struct vm_area_struct *vma) {}
 static inline bool vma_start_read(struct vm_area_struct *vma)
 		{ return false; }
 static inline void vma_end_read(struct vm_area_struct *vma) {}
-- 
2.34.1