qemu-e2k/tests/qemu-iotests/228.out

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--- Implicit backing file ---
{"execute": "blockdev-add", "arguments": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}}
{"return": {}}
bs->filename: TEST_DIR/PID-top.img
bs->backing_file: TEST_DIR/PID-base.img
bs->backing->bs->filename: TEST_DIR/PID-base.img
{"execute": "blockdev-del", "arguments": {"node-name": "node0"}}
{"return": {}}
--- change-backing-file ---
{"execute": "blockdev-add", "arguments": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}}
{"return": {}}
{"execute": "change-backing-file", "arguments": {"backing-file": "null-co://", "device": "node0", "image-node-name": "node0"}}
{"return": {}}
bs->filename: json:{"backing": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-base.img"}}, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}}
bs->backing_file: null-co://
bs->backing->bs->filename: TEST_DIR/PID-base.img
{"execute": "change-backing-file", "arguments": {"backing-file": "TEST_DIR/PID-base.img", "device": "node0", "image-node-name": "node0"}}
{"return": {}}
bs->filename: TEST_DIR/PID-top.img
bs->backing_file: TEST_DIR/PID-base.img
bs->backing->bs->filename: TEST_DIR/PID-base.img
{"execute": "change-backing-file", "arguments": {"backing-file": "file:TEST_DIR/PID-base.img", "device": "node0", "image-node-name": "node0"}}
{"return": {}}
bs->filename: json:{"backing": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-base.img"}}, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}}
bs->backing_file: file:TEST_DIR/PID-base.img
bs->backing->bs->filename: TEST_DIR/PID-base.img
{"execute": "blockdev-del", "arguments": {"node-name": "node0"}}
{"return": {}}
{"execute": "blockdev-add", "arguments": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}}
{"return": {}}
bs->filename: TEST_DIR/PID-top.img
bs->backing_file: TEST_DIR/PID-base.img
bs->backing->bs->filename: TEST_DIR/PID-base.img
{"execute": "blockdev-del", "arguments": {"node-name": "node0"}}
{"return": {}}
--- Override backing file ---
{"execute": "blockdev-add", "arguments": {"driver": "null-co", "node-name": "null"}}
{"return": {}}
{"execute": "blockdev-add", "arguments": {"backing": "null", "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}}
{"return": {}}
bs->filename: json:{"backing": {"driver": "null-co"}, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}}
bs->backing_file: null-co://
bs->backing->bs->filename: null-co://
{"execute": "blockdev-del", "arguments": {"node-name": "node0"}}
{"return": {}}
{"execute": "blockdev-del", "arguments": {"node-name": "null"}}
{"return": {}}
{"execute": "blockdev-add", "arguments": {"backing": null, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}}
{"return": {}}
bs->filename: json:{"backing": null, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}}
bs->backing_file: TEST_DIR/PID-base.img
bs->backing: (none)
{"execute": "blockdev-add", "arguments": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-base.img"}, "node-name": "original-backing"}}
{"return": {}}
{"execute": "blockdev-snapshot", "arguments": {"node": "original-backing", "overlay": "node0"}}
{"return": {}}
bs->filename: TEST_DIR/PID-top.img
bs->backing_file: TEST_DIR/PID-base.img
bs->backing->bs->filename: TEST_DIR/PID-base.img
{"execute": "blockdev-del", "arguments": {"node-name": "node0"}}
{"return": {}}
{"execute": "blockdev-del", "arguments": {"node-name": "original-backing"}}
{"return": {}}