On Fri, Apr 28, 2023 at 02:15:04PM -0300, Daniel Henrique Barboza wrote:
> On 4/28/23 12:40, Andrea Bolognani wrote:
> > On Thu, Apr 27, 2023 at 06:04:10PM -0300, Daniel Henrique Barboza wrote:
> > > At this moment it is not possible to launch a 'riscv64' domain of type
> > > 'qemu' (i.e. TCG) and machine 'virt' in a x86 host:
> > >
> > > $ sudo ./run tools/virsh start riscv-virt1
> > > error: Failed to start domain 'riscv-virt1'
> > > error: this function is not supported by the connection driver:
> > >         cannot update guest CPU for riscv64 architecture
> >
> > I get a different error message, specifically
> >
> >    unsupported configuration: CPU mode 'custom' for riscv64 qemu
> >    domain on x86_64 host is not supported by hypervisor
>
> Ha, I believe the patch is still relevant but I did a serious mess in the 
> commit
> message :(
>
> The difference between what we're seeing is that I used a QEMU from 
> riscv-to-apply.next
> from the maintainer tree [1] instead of master.

I was thinking about libvirt's master branch rather than QEMU's, but
that makes sense. I'll check out v2 after building QEMU from the
appropriate branch.

> commit c13dfff2ded9cf2098a07e2426ffcad674602030
> Author: Daniel Henrique Barboza <dbarb...@ventanamicro.com>
> Date:   Tue Apr 11 15:35:10 2023 -0300
>
>     target/riscv: add query-cpy-definitions support

Since this hasn't made its way into master yet, maybe you can still
get the maintainer to s/cpy/cpu/ for you? :)

-- 
Andrea Bolognani / Red Hat / Virtualization

Reply via email to