Re: [Qemu-devel] [RFC PATCH 27/34] tests: hv-scsi: add start-stop test

[Paolo Bonzini]

On 06/02/2018 21:30, Roman Kagan wrote:
> +    if (strcmp(arch, "i386") && strcmp(arch, "x86_64")) {
> +        g_printerr("Hyper-V / VMBus are only available on x86\n");
> +        exit(EXIT_FAILURE);
> +    }

This shouldn't be needed.

> +
> +    if (access("/dev/kvm", R_OK | W_OK)) {

Maybe try opening it too?  In theory you could have a /dev/kvm device
that triggers loading the kvm module (see
https://github.com/systemd/systemd/pull/7795 for gory details).

Paolo

> +        g_printerr("Hyper-V / VMBus can only be used with KVM\n");
> +        exit(EXIT_FAILURE);
> +    }
> +
> +    return qtest_pc_boot(cmd, extra_opts ? : "");