3644 	spin_lock(&eb->refs_lock);  in lock_extent_buffer_for_io()
3647 		spin_unlock(&eb->refs_lock);  in lock_extent_buffer_for_io()
3654 		spin_unlock(&eb->refs_lock);  in lock_extent_buffer_for_io()
4684 	spin_lock_init(&eb->refs_lock);  in __alloc_extent_buffer()
4795 	spin_lock(&eb->refs_lock);  in check_buffer_tree_ref()
4798 	spin_unlock(&eb->refs_lock);  in check_buffer_tree_ref()
4843 			spin_lock(&eb->refs_lock);  in find_extent_buffer()
4844 			spin_unlock(&eb->refs_lock);  in find_extent_buffer()
5035 			spin_unlock(&eb->refs_lock);  in release_extent_buffer()
5042 			spin_unlock(&eb->refs_lock);  in release_extent_buffer()
5056 	spin_unlock(&eb->refs_lock);  in release_extent_buffer()
5077 	spin_lock(&eb->refs_lock);  in free_extent_buffer()
5100 	spin_lock(&eb->refs_lock);  in free_extent_buffer_stale()
5666 	spin_lock(&eb->refs_lock);  in try_release_extent_buffer()
5668 		spin_unlock(&eb->refs_lock);  in try_release_extent_buffer()
5679 		spin_unlock(&eb->refs_lock);  in try_release_extent_buffer()