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-rwxr-xr-xtests/qemu-iotests/29112
-rw-r--r--tests/qemu-iotests/291.out56
2 files changed, 68 insertions, 0 deletions
diff --git a/tests/qemu-iotests/291 b/tests/qemu-iotests/291
index 1e0bb76959..4f837b2056 100755
--- a/tests/qemu-iotests/291
+++ b/tests/qemu-iotests/291
@@ -92,6 +92,15 @@ $QEMU_IMG bitmap --remove --image-opts \
_img_info --format-specific
echo
+echo "=== Merge from top layer into backing image ==="
+echo
+
+$QEMU_IMG rebase -u -F qcow2 -b "$TEST_IMG.base" "$TEST_IMG"
+$QEMU_IMG bitmap --add --merge b2 -b "$TEST_IMG" -F $IMGFMT \
+ -f $IMGFMT "$TEST_IMG.base" b3
+_img_info --format-specific --backing-chain
+
+echo
echo "=== Check bitmap contents ==="
echo
@@ -107,6 +116,9 @@ $QEMU_IMG map --output=json --image-opts \
nbd_server_start_unix_socket -r -f qcow2 -B b2 "$TEST_IMG"
$QEMU_IMG map --output=json --image-opts \
"$IMG,x-dirty-bitmap=qemu:dirty-bitmap:b2" | _filter_qemu_img_map
+nbd_server_start_unix_socket -r -f qcow2 -B b3 "$TEST_IMG"
+$QEMU_IMG map --output=json --image-opts \
+ "$IMG,x-dirty-bitmap=qemu:dirty-bitmap:b3" | _filter_qemu_img_map
# success, all done
echo '*** done'
diff --git a/tests/qemu-iotests/291.out b/tests/qemu-iotests/291.out
index ee89a72885..3990f7aacc 100644
--- a/tests/qemu-iotests/291.out
+++ b/tests/qemu-iotests/291.out
@@ -68,6 +68,59 @@ Format specific information:
corrupt: false
extended l2: false
+=== Merge from top layer into backing image ===
+
+image: TEST_DIR/t.IMGFMT
+file format: IMGFMT
+virtual size: 10 MiB (10485760 bytes)
+cluster_size: 65536
+backing file: TEST_DIR/t.IMGFMT.base
+backing file format: IMGFMT
+Format specific information:
+ compat: 1.1
+ compression type: zlib
+ lazy refcounts: false
+ bitmaps:
+ [0]:
+ flags:
+ name: b1
+ granularity: 524288
+ [1]:
+ flags:
+ [0]: auto
+ name: b2
+ granularity: 65536
+ [2]:
+ flags:
+ name: b0
+ granularity: 65536
+ refcount bits: 16
+ corrupt: false
+ extended l2: false
+
+image: TEST_DIR/t.IMGFMT.base
+file format: IMGFMT
+virtual size: 10 MiB (10485760 bytes)
+cluster_size: 65536
+Format specific information:
+ compat: 1.1
+ compression type: zlib
+ lazy refcounts: false
+ bitmaps:
+ [0]:
+ flags:
+ [0]: auto
+ name: b0
+ granularity: 65536
+ [1]:
+ flags:
+ [0]: auto
+ name: b3
+ granularity: 65536
+ refcount bits: 16
+ corrupt: false
+ extended l2: false
+
=== Check bitmap contents ===
[{ "start": 0, "length": 3145728, "depth": 0, "zero": false, "data": true, "offset": OFFSET},
@@ -79,4 +132,7 @@ Format specific information:
[{ "start": 0, "length": 2097152, "depth": 0, "zero": false, "data": true, "offset": OFFSET},
{ "start": 2097152, "length": 1048576, "depth": 0, "zero": false, "data": false},
{ "start": 3145728, "length": 7340032, "depth": 0, "zero": false, "data": true, "offset": OFFSET}]
+[{ "start": 0, "length": 2097152, "depth": 0, "zero": false, "data": true, "offset": OFFSET},
+{ "start": 2097152, "length": 1048576, "depth": 0, "zero": false, "data": false},
+{ "start": 3145728, "length": 7340032, "depth": 0, "zero": false, "data": true, "offset": OFFSET}]
*** done