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-rw-r--r--tests/qemu-iotests/257.out714
1 files changed, 293 insertions, 421 deletions
diff --git a/tests/qemu-iotests/257.out b/tests/qemu-iotests/257.out
index 84b79d7bfe..64dd460055 100644
--- a/tests/qemu-iotests/257.out
+++ b/tests/qemu-iotests/257.out
@@ -5,8 +5,6 @@
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -19,9 +17,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -34,7 +30,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -55,7 +51,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -82,7 +78,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -96,7 +92,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -111,7 +107,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -153,7 +149,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 393216, "offset": 393216, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_CANCELLED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 655360,
@@ -182,7 +178,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 983040,
@@ -209,7 +205,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -223,7 +219,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -231,7 +227,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"data": {"device": "backup_2", "len": 983040, "offset": 983040, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 983040,
@@ -253,9 +249,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -271,8 +265,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "blkdebug", "image": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "inject-error": [{"errno": 5, "event": "read_aio", "immediately": false, "once": true, "state": 3}], "set-state": [{"event": "flush_to_disk", "new-state": 2, "state": 1}, {"event": "read_aio", "new-state": 3, "state": 2}]}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -285,9 +277,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -300,7 +290,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -321,7 +311,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -348,7 +338,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -364,13 +354,13 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 {"data": {"action": "report", "device": "backup_1", "operation": "read"}, "event": "BLOCK_JOB_ERROR", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {"data": {"device": "backup_1", "error": "Input/output error", "len": 393216, "offset": 65536, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -399,7 +389,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 917504,
@@ -426,7 +416,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -440,7 +430,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -448,7 +438,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"data": {"device": "backup_2", "len": 917504, "offset": 917504, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 917504,
@@ -470,9 +460,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -488,8 +476,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -502,9 +488,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -517,7 +501,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -538,7 +522,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -565,7 +549,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -579,7 +563,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -594,7 +578,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -636,7 +620,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 393216, "offset": 393216, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 655360,
@@ -665,7 +649,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 983040,
@@ -692,7 +676,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -706,7 +690,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -714,7 +698,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"data": {"device": "backup_2", "len": 983040, "offset": 983040, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 983040,
@@ -736,9 +720,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -754,8 +736,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -768,9 +748,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -783,7 +761,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -804,7 +782,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -831,7 +809,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -845,7 +823,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -860,7 +838,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -902,7 +880,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 393216, "offset": 393216, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_CANCELLED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 655360,
@@ -931,7 +909,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 983040,
@@ -958,7 +936,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -972,7 +950,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -980,7 +958,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"data": {"device": "backup_2", "len": 983040, "offset": 983040, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -1002,9 +980,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -1020,8 +996,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "blkdebug", "image": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "inject-error": [{"errno": 5, "event": "read_aio", "immediately": false, "once": true, "state": 3}], "set-state": [{"event": "flush_to_disk", "new-state": 2, "state": 1}, {"event": "read_aio", "new-state": 3, "state": 2}]}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -1034,9 +1008,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -1049,7 +1021,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1070,7 +1042,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -1097,7 +1069,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1113,13 +1085,13 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 {"data": {"action": "report", "device": "backup_1", "operation": "read"}, "event": "BLOCK_JOB_ERROR", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {"data": {"device": "backup_1", "error": "Input/output error", "len": 393216, "offset": 65536, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -1148,7 +1120,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 917504,
@@ -1175,7 +1147,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1189,7 +1161,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -1197,7 +1169,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"data": {"device": "backup_2", "len": 917504, "offset": 917504, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -1219,9 +1191,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -1237,8 +1207,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -1251,9 +1219,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -1266,7 +1232,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1287,7 +1253,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -1314,7 +1280,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1328,7 +1294,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -1343,7 +1309,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -1385,7 +1351,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 393216, "offset": 393216, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -1414,7 +1380,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -1441,7 +1407,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1455,7 +1421,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -1463,7 +1429,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -1485,9 +1451,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -1503,8 +1467,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -1517,9 +1479,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -1532,7 +1492,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1553,7 +1513,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -1580,7 +1540,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1594,7 +1554,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -1609,7 +1569,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -1651,7 +1611,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 393216, "offset": 393216, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_CANCELLED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -1680,7 +1640,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -1707,7 +1667,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1721,7 +1681,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -1729,7 +1689,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -1751,9 +1711,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -1769,8 +1727,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "blkdebug", "image": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "inject-error": [{"errno": 5, "event": "read_aio", "immediately": false, "once": true, "state": 3}], "set-state": [{"event": "flush_to_disk", "new-state": 2, "state": 1}, {"event": "read_aio", "new-state": 3, "state": 2}]}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -1783,9 +1739,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -1798,7 +1752,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1819,7 +1773,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -1846,7 +1800,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1862,13 +1816,13 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 {"data": {"action": "report", "device": "backup_1", "operation": "read"}, "event": "BLOCK_JOB_ERROR", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {"data": {"device": "backup_1", "error": "Input/output error", "len": 393216, "offset": 65536, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 327680,
@@ -1897,7 +1851,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 851968,
@@ -1924,7 +1878,7 @@ expecting 13 dirty sectors; have 13. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -1938,7 +1892,7 @@ expecting 13 dirty sectors; have 13. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -1946,7 +1900,7 @@ expecting 13 dirty sectors; have 13. OK!
 {"data": {"device": "backup_2", "len": 851968, "offset": 851968, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -1968,9 +1922,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -1986,8 +1938,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -2000,9 +1950,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -2015,7 +1963,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2036,7 +1984,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -2063,7 +2011,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2077,7 +2025,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "bitmap", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -2092,7 +2040,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -2134,7 +2082,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 393216, "offset": 393216, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -2163,7 +2111,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -2190,7 +2138,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2204,7 +2152,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -2212,7 +2160,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -2234,9 +2182,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -2252,8 +2198,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -2266,9 +2210,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -2281,7 +2223,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2302,7 +2244,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -2329,7 +2271,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2343,7 +2285,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -2358,7 +2300,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -2400,7 +2342,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_CANCELLED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 655360,
@@ -2429,7 +2371,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 983040,
@@ -2456,7 +2398,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2470,7 +2412,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -2478,7 +2420,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"data": {"device": "backup_2", "len": 983040, "offset": 983040, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -2500,9 +2442,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -2518,8 +2458,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "blkdebug", "image": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "inject-error": [{"errno": 5, "event": "read_aio", "immediately": false, "once": true, "state": 3}], "set-state": [{"event": "flush_to_disk", "new-state": 2, "state": 1}, {"event": "read_aio", "new-state": 3, "state": 2}]}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -2532,9 +2470,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -2547,7 +2483,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2568,7 +2504,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -2595,7 +2531,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2611,13 +2547,13 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
 {"return": {}}
 {"data": {"action": "report", "device": "backup_1", "operation": "read"}, "event": "BLOCK_JOB_ERROR", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {"data": {"device": "backup_1", "error": "Input/output error", "len": 67108864, "offset": 983040, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -2646,7 +2582,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 917504,
@@ -2673,7 +2609,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2687,7 +2623,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -2695,7 +2631,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"data": {"device": "backup_2", "len": 917504, "offset": 917504, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -2717,9 +2653,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -2735,8 +2669,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -2749,9 +2681,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -2764,7 +2694,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2785,7 +2715,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -2812,7 +2742,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2826,7 +2756,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -2841,7 +2771,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -2883,7 +2813,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -2912,7 +2842,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -2939,7 +2869,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -2953,7 +2883,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -2961,7 +2891,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -2983,9 +2913,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -3001,8 +2929,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -3015,9 +2941,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -3030,7 +2954,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3051,7 +2975,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -3078,7 +3002,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3092,7 +3016,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -3107,7 +3031,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -3149,7 +3073,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_CANCELLED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -3178,7 +3102,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -3205,7 +3129,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3219,7 +3143,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -3227,7 +3151,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -3249,9 +3173,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -3267,8 +3189,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "blkdebug", "image": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "inject-error": [{"errno": 5, "event": "read_aio", "immediately": false, "once": true, "state": 3}], "set-state": [{"event": "flush_to_disk", "new-state": 2, "state": 1}, {"event": "read_aio", "new-state": 3, "state": 2}]}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -3281,9 +3201,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -3296,7 +3214,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3317,7 +3235,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -3344,7 +3262,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3360,13 +3278,13 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
 {"return": {}}
 {"data": {"action": "report", "device": "backup_1", "operation": "read"}, "event": "BLOCK_JOB_ERROR", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {"data": {"device": "backup_1", "error": "Input/output error", "len": 67108864, "offset": 983040, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 66125824,
@@ -3395,7 +3313,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 66453504,
@@ -3422,7 +3340,7 @@ expecting 1014 dirty sectors; have 1014. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3436,7 +3354,7 @@ expecting 1014 dirty sectors; have 1014. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -3444,7 +3362,7 @@ expecting 1014 dirty sectors; have 1014. OK!
 {"data": {"device": "backup_2", "len": 66453504, "offset": 66453504, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -3466,9 +3384,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -3484,8 +3400,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -3498,9 +3412,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -3513,7 +3425,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3534,7 +3446,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -3561,7 +3473,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3575,7 +3487,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "full", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -3590,7 +3502,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -3632,7 +3544,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -3661,7 +3573,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -3688,7 +3600,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3702,7 +3614,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -3710,7 +3622,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -3732,9 +3644,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -3750,8 +3660,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -3764,9 +3672,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -3779,7 +3685,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3800,7 +3706,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -3827,7 +3733,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3841,7 +3747,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -3856,7 +3762,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -3898,7 +3804,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 458752, "offset": 458752, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_CANCELLED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 655360,
@@ -3927,7 +3833,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 983040,
@@ -3954,7 +3860,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -3968,7 +3874,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -3976,7 +3882,7 @@ expecting 15 dirty sectors; have 15. OK!
 {"data": {"device": "backup_2", "len": 983040, "offset": 983040, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -3998,9 +3904,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -4016,8 +3920,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "blkdebug", "image": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "inject-error": [{"errno": 5, "event": "read_aio", "immediately": false, "once": true, "state": 3}], "set-state": [{"event": "flush_to_disk", "new-state": 2, "state": 1}, {"event": "read_aio", "new-state": 3, "state": 2}]}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -4030,9 +3932,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -4045,7 +3945,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4066,7 +3966,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -4093,7 +3993,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4109,13 +4009,13 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
 {"return": {}}
 {"data": {"action": "report", "device": "backup_1", "operation": "read"}, "event": "BLOCK_JOB_ERROR", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {"data": {"device": "backup_1", "error": "Input/output error", "len": 458752, "offset": 65536, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -4144,7 +4044,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 917504,
@@ -4171,7 +4071,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4185,7 +4085,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -4193,7 +4093,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"data": {"device": "backup_2", "len": 917504, "offset": 917504, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -4215,9 +4115,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -4233,8 +4131,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -4247,9 +4143,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -4262,7 +4156,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4283,7 +4177,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -4310,7 +4204,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4324,7 +4218,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -4339,7 +4233,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -4381,7 +4275,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 458752, "offset": 458752, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -4410,7 +4304,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -4437,7 +4331,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4451,7 +4345,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -4459,7 +4353,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -4481,9 +4375,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -4499,8 +4391,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -4513,9 +4403,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -4528,7 +4416,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4549,7 +4437,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -4576,7 +4464,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4590,7 +4478,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -4605,7 +4493,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -4647,7 +4535,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 458752, "offset": 458752, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_CANCELLED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -4676,7 +4564,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -4703,7 +4591,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4717,7 +4605,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -4725,7 +4613,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -4747,9 +4635,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -4765,8 +4651,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "blkdebug", "image": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "inject-error": [{"errno": 5, "event": "read_aio", "immediately": false, "once": true, "state": 3}], "set-state": [{"event": "flush_to_disk", "new-state": 2, "state": 1}, {"event": "read_aio", "new-state": 3, "state": 2}]}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -4779,9 +4663,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -4794,7 +4676,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4815,7 +4697,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -4842,7 +4724,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4858,13 +4740,13 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
 {"return": {}}
 {"data": {"action": "report", "device": "backup_1", "operation": "read"}, "event": "BLOCK_JOB_ERROR", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {"data": {"device": "backup_1", "error": "Input/output error", "len": 458752, "offset": 65536, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -4893,7 +4775,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 917504,
@@ -4920,7 +4802,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -4934,7 +4816,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -4942,7 +4824,7 @@ expecting 14 dirty sectors; have 14. OK!
 {"data": {"device": "backup_2", "len": 917504, "offset": 917504, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -4964,9 +4846,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -4982,8 +4862,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0", "share-rw": true}}
-{"return": {}}
 
 --- Write #0 ---
 
@@ -4996,9 +4874,7 @@ write -P0x6f 0x2000000 0x10000
 write -P0x76 0x3ff0000 0x10000
 {"return": ""}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Reference Backup #0 ---
@@ -5011,7 +4887,7 @@ write -P0x76 0x3ff0000 0x10000
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_0", "sync": "full", "target": "ref_target_0"}}
 {"return": {}}
 {"data": {"device": "ref_backup_0", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -5032,7 +4908,7 @@ write -P0x69 0x3fe0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 393216,
@@ -5059,7 +4935,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_1", "sync": "full", "target": "ref_target_1"}}
 {"return": {}}
 {"data": {"device": "ref_backup_1", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -5073,7 +4949,7 @@ expecting 6 dirty sectors; have 6. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_1", "sync": "top", "target": "backup_target_1"}}
 {"return": {}}
 
 --- Write #2 ---
@@ -5088,7 +4964,7 @@ write -P0x67 0x3fe0000 0x20000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -5130,7 +5006,7 @@ expecting 7 dirty sectors; have 7. OK!
 {"data": {"device": "backup_1", "len": 458752, "offset": 458752, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 458752,
@@ -5159,7 +5035,7 @@ write -P0xdd 0x3fc0000 0x10000
 {"return": ""}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 786432,
@@ -5186,7 +5062,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "ref_backup_2", "sync": "full", "target": "ref_target_2"}}
 {"return": {}}
 {"data": {"device": "ref_backup_2", "len": 67108864, "offset": 67108864, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 
@@ -5200,7 +5076,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"execute": "job-dismiss", "arguments": {"id": "bdc-fmt-job"}}
 {"return": {}}
 {}
-{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
+{"execute": "blockdev-backup", "arguments": {"auto-finalize": false, "bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "backup_2", "sync": "bitmap", "target": "backup_target_2"}}
 {"return": {}}
 {"execute": "job-finalize", "arguments": {"id": "backup_2"}}
 {"return": {}}
@@ -5208,7 +5084,7 @@ expecting 12 dirty sectors; have 12. OK!
 {"data": {"device": "backup_2", "len": 786432, "offset": 786432, "speed": 0, "type": "backup"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {
   "bitmaps": {
-    "device0": [
+    "drive0": [
       {
         "busy": false,
         "count": 0,
@@ -5230,9 +5106,7 @@ expecting 0 dirty sectors; have 0. OK!
 {"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "drive0"}}
 {"return": {}}
 {
-  "bitmaps": {
-    "device0": []
-  }
+  "bitmaps": {}
 }
 
 --- Verification ---
@@ -5248,8 +5122,6 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 {"execute": "blockdev-add", "arguments": {"driver": "qcow2", "file": {"driver": "file", "filename": "TEST_DIR/PID-img"}, "node-name": "drive0"}}
 {"return": {}}
-{"execute": "device_add", "arguments": {"drive": "drive0", "driver": "scsi-hd", "id": "device0"}}
-{"return": {}}
 
 {}
 {"execute": "job-dismiss", "arguments": {"id": "bdc-file-job"}}
@@ -5267,155 +5139,155 @@ qemu_img compare "TEST_DIR/PID-img" "TEST_DIR/PID-fbackup2" ==> Identical, OK!
 
 -- Sync mode incremental tests --
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "must provide a valid bitmap name for 'incremental' sync mode"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "must provide a valid bitmap name for 'incremental' sync mode"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "must provide a valid bitmap name for 'incremental' sync mode"}}
 
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "must provide a valid bitmap name for 'incremental' sync mode"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode must be 'on-success' when using sync mode 'incremental'"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode must be 'on-success' when using sync mode 'incremental'"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode must be 'on-success' when using sync mode 'incremental'"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "incremental", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode must be 'on-success' when using sync mode 'incremental'"}}
 
 -- Sync mode bitmap tests --
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "must provide a valid bitmap name for 'bitmap' sync mode"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "must provide a valid bitmap name for 'bitmap' sync mode"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "must provide a valid bitmap name for 'bitmap' sync mode"}}
 
-{"execute": "blockdev-backup", "arguments": {"device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "must provide a valid bitmap name for 'bitmap' sync mode"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "device": "drive0", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "bitmap", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode must be given when providing a bitmap"}}
 
 -- Sync mode full tests --
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode 'never' has no meaningful effect when combined with sync mode 'full'"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "device": "drive0", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "full", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode must be given when providing a bitmap"}}
 
 -- Sync mode top tests --
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode 'never' has no meaningful effect when combined with sync mode 'top'"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "device": "drive0", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "top", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode must be given when providing a bitmap"}}
 
 -- Sync mode none tests --
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Cannot specify bitmap sync mode without a bitmap"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap404", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap 'bitmap404' could not be found"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "on-success", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "sync mode 'none' does not produce meaningful bitmap outputs"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "always", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "sync mode 'none' does not produce meaningful bitmap outputs"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "bitmap-mode": "never", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "sync mode 'none' does not produce meaningful bitmap outputs"}}
 
-{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "device": "drive0", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
+{"execute": "blockdev-backup", "arguments": {"bitmap": "bitmap0", "device": "drive0", "filter-node-name": "backup-top", "job-id": "api_job", "sync": "none", "target": "backup_target"}}
 {"error": {"class": "GenericError", "desc": "Bitmap sync mode must be given when providing a bitmap"}}