So far, we hardcoded format=raw to avoid Qemu warnings about having to guess file type. Instead move format=raw to the start, so other formats can be appended as necessary. Example: pytest --lg-env test/arm/multi_v8_defconfig.yaml --interactive --blk=img.qcow2,format=qcow2 Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx> --- test/conftest.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/test/conftest.py b/test/conftest.py index 03bf41a93874..12daf3a058ff 100644 --- a/test/conftest.py +++ b/test/conftest.py @@ -89,7 +89,7 @@ def strategy(request, target, pytestconfig): for i, blk in enumerate(pytestconfig.option.qemu_block): if virtio: strategy.append_qemu_args( - "-drive", f"if=none,file={blk},format=raw,id=hd{i}", + "-drive", f"if=none,format=raw,id=hd{i},file={blk}", "-device", f"virtio-blk-{virtio},drive=hd{i}" ) else: -- 2.39.2