[Qemu-devel] [PATCH V12 17/18] hmp: show ImageInfo in 'info block'

[Wenchao Xia]

  Now human monitor can show image details, include internal
snapshot and backing chain info for every block device.

Signed-off-by: Wenchao Xia <address@hidden>
---
 hmp.c |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/hmp.c b/hmp.c
index cef5eee..1d13030 100644
--- a/hmp.c
+++ b/hmp.c
@@ -278,6 +278,7 @@ void hmp_info_cpus(Monitor *mon, const QDict *qdict)
 void hmp_info_block(Monitor *mon, const QDict *qdict)
 {
     BlockInfoList *block_list, *info;
+    ImageInfo *image_info;
 
     block_list = qmp_query_block(NULL);
 
@@ -319,6 +320,17 @@ void hmp_info_block(Monitor *mon, const QDict *qdict)
                             info->value->inserted->iops,
                             info->value->inserted->iops_rd,
                             info->value->inserted->iops_wr);
+
+            monitor_printf(mon, " images:\n");
+            image_info = info->value->inserted->image;
+            while (1) {
+                bdrv_image_info_dump(image_info);
+                if (image_info->has_backing_image) {
+                    image_info = image_info->backing_image;
+                } else {
+                    break;
+                }
+            }
         } else {
             monitor_printf(mon, " [not inserted]");
         }
-- 
1.7.1