[Qemu-devel] [PATCH v2 09/13] block-backend: Add blk_add_lock_unlock_notifier

[Fam Zheng <famz@redhat.com>]

Forward the call to bdrv_add_lock_unlock_notifier.

Signed-off-by: Fam Zheng <famz@redhat.com>
---
 block/block-backend.c          | 6 ++++++
 include/sysemu/block-backend.h | 1 +
 2 files changed, 7 insertions(+)

diff --git a/block/block-backend.c b/block/block-backend.c
index 93e46f3..79fdf75 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -913,3 +913,9 @@ int blk_probe_geometry(BlockBackend *blk, HDGeometry *geo)
 {
     return bdrv_probe_geometry(blk->bs, geo);
 }
+
+void blk_add_lock_unlock_notifier(BlockBackend *blk, Notifier *notifier)
+{
+    return bdrv_add_lock_unlock_notifier(blk->bs, notifier);
+}
+
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index b4a4d5e..8706a62 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -168,5 +168,6 @@ int blk_save_vmstate(BlockBackend *blk, const uint8_t *buf,
 int blk_load_vmstate(BlockBackend *blk, uint8_t *buf, int64_t pos, int size);
 int blk_probe_blocksizes(BlockBackend *blk, BlockSizes *bsz);
 int blk_probe_geometry(BlockBackend *blk, HDGeometry *geo);
+void blk_add_lock_unlock_notifier(BlockBackend *blk, Notifier *notifier);
 
 #endif
-- 
2.4.1