[RFC,v4,1/3] close all the block drivers before the qemu process exits

Commit Message

MORITA Kazutaka May 28, 2010, 2:44 a.m. UTC

None

Patch

diff --git a/block.c b/block.c
index 24c63f6..da0dc47 100644
--- a/block.c
+++ b/block.c
@@ -646,6 +646,15 @@  void bdrv_close(BlockDriverState *bs)
     }
 }
 
+void bdrv_close_all(void)
+{
+    BlockDriverState *bs;
+
+    QTAILQ_FOREACH(bs, &bdrv_states, list) {
+        bdrv_close(bs);
+    }
+}
+
 void bdrv_delete(BlockDriverState *bs)
 {
     /* remove from list, if necessary */
diff --git a/block.h b/block.h
index 756670d..25744b1 100644
--- a/block.h
+++ b/block.h
@@ -123,6 +123,7 @@  BlockDriverAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
 /* Ensure contents are flushed to disk.  */
 void bdrv_flush(BlockDriverState *bs);
 void bdrv_flush_all(void);
+void bdrv_close_all(void);
 
 int bdrv_has_zero_init(BlockDriverState *bs);
 int bdrv_is_allocated(BlockDriverState *bs, int64_t sector_num, int nb_sectors,
diff --git a/vl.c b/vl.c
index 7121cd0..8ffe36f 100644
--- a/vl.c
+++ b/vl.c
@@ -1992,6 +1992,7 @@  static void main_loop(void)
             vm_stop(r);
         }
     }
+    bdrv_close_all();
     pause_all_vcpus();
 }