[Qemu-block] [PATCH v5 05/27] block: Add bdrv_image_locked

[Fam Zheng]

Signed-off-by: Fam Zheng <f...@redhat.com>
---
 block.c               | 5 +++++
 include/block/block.h | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/block.c b/block.c
index 153f9d2..1b42303 100644
--- a/block.c
+++ b/block.c
@@ -879,6 +879,11 @@ static int bdrv_unlock_image(BlockDriverState *bs)
     return bdrv_lock_unlock_image_do(bs, false);
 }
 
+bool bdrv_image_locked(BlockDriverState *bs)
+{
+    return bs->image_locked;
+}
+
 static QemuOptsList bdrv_runtime_opts = {
     .name = "bdrv_common",
     .head = QTAILQ_HEAD_INITIALIZER(bdrv_runtime_opts.head),
diff --git a/include/block/block.h b/include/block/block.h
index 14f7300..7a7dfb5 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -283,7 +283,7 @@ int bdrv_drop_intermediate(BlockDriverState *active, 
BlockDriverState *top,
 BlockDriverState *bdrv_find_overlay(BlockDriverState *active,
                                     BlockDriverState *bs);
 BlockDriverState *bdrv_find_base(BlockDriverState *bs);
-
+bool bdrv_image_locked(BlockDriverState *bs);
 
 typedef struct BdrvCheckResult {
     int corruptions;
-- 
2.8.2