[Qemu-block] [PATCH v6 31/42] block: Drop backing_bs()

[Max Reitz]

We want to make it explicit where bs->backing is used, and we have done
so.  The old role of backing_bs() is now effectively taken by
bdrv_filtered_cow_bs().

Signed-off-by: Max Reitz <mre...@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
---
 include/block/block_int.h | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/include/block/block_int.h b/include/block/block_int.h
index 5bec3361fd..786801c32f 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -932,11 +932,6 @@ typedef enum BlockMirrorBackingMode {
     MIRROR_LEAVE_BACKING_CHAIN,
 } BlockMirrorBackingMode;
 
-static inline BlockDriverState *backing_bs(BlockDriverState *bs)
-{
-    return bs->backing ? bs->backing->bs : NULL;
-}
-
 
 /* Essential block drivers which must always be statically linked into qemu, 
and
  * which therefore can be accessed without using bdrv_find_format() */
-- 
2.21.0