Re: [Qemu-devel] [PATCH 1/5] virtio: Error object based virtio_error()

[Cornelia Huck <cornelia.huck@de.ibm.com>]

On Tue, 28 Mar 2017 10:14:09 +0200
Greg Kurz <groug@kaod.org> wrote:

> On Mon, 27 Mar 2017 21:20:56 +0300
> "Michael S. Tsirkin" <mst@redhat.com> wrote:
> 
> > On Mon, Mar 27, 2017 at 07:46:03PM +0200, Greg Kurz wrote:
> > > This introduces an Error object based implementation of virtio_error(). It
> > > allows to implement virtio_error() wrappers in device-specific code.
> > > 
> > > Signed-off-by: Greg Kurz <groug@kaod.org>
> > > ---
> > >  hw/virtio/virtio.c         |   21 ++++++++++++++++-----
> > >  include/hw/virtio/virtio.h |    1 +
> > >  2 files changed, 17 insertions(+), 5 deletions(-)
> > > 

> > Also, whether to stop the device, or the VM, or just warn,
> > seems like a policy decision. Why not set it on command line
> > like we do for other storage?
> > 
> 
> Huh? This patch simply introduces a new API to a feature that underwent
> several rounds of discussion and reached a reasonable consensus (even
> your R-b).
> 
> I'm not sure this 9pfs series is the right place to talk about all the
> behavior changes you're suggesting for virtio_error()... I'd rather
> drop this patch and duplicate code in virtio-9p instead if I want the
> fixes to go to 2.9.

I agree that we should discuss this outside of this patch series. It's
not like it is introducing a new error case.

> 
> Cc'ing Connie and Stefanha for insights.

See my reply to Michael's mail.