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Re: [Qemu-devel] [PATCH v4 1/1] Introduce "xen-load-devices-state"
From: |
Dr. David Alan Gilbert |
Subject: |
Re: [Qemu-devel] [PATCH v4 1/1] Introduce "xen-load-devices-state" |
Date: |
Thu, 2 Jun 2016 11:16:44 +0100 |
User-agent: |
Mutt/1.6.1 (2016-04-27) |
* Stefano Stabellini (address@hidden) wrote:
> On Thu, 2 Jun 2016, Stefano Stabellini wrote:
> > On Wed, 1 Jun 2016, Dr. David Alan Gilbert wrote:
> > > * Amit Shah (address@hidden) wrote:
> > > > Dave, can you take a look?
> > >
> > > Yes, I think I'm happy with it;
> > >
> > > Reviewed-by: Dr. David Alan Gilbert <address@hidden>
> > >
> > > I think people might try interesting non-Xen things with it; for
> > > example I think if you backed QEMU's main RAM by a /tmp file
> > > perhaps you could start a guest up even under KVM just
> > > by loading the devices.
> >
> > I added this patch to the Xen queue.
>
> I spoke too quickly. I get:
>
> /local/qemu/migration/savevm.c: In function 'qmp_xen_load_devices_state':
> /local/qemu/migration/savevm.c:2089:5: error: implicit declaration of
> function 'qemu_fopen' [-Werror=implicit-function-declaration]
> /local/qemu/migration/savevm.c:2089:5: error: nested extern declaration of
> 'qemu_fopen' [-Werror=nested-externs]
> /local/qemu/migration/savevm.c:2089:7: error: assignment makes pointer from
> integer without a cast [-Werror]
Ah, yes, your problem is that Dan's crypto changes have probably just removed
that;
see qmp_xen_save_devices_state and 8925839f that changed it to use the new
qio_channel_file_new_path.
Dave
> CC i386-softmmu/hw/display/virtio-vga.o
> cc1: all warnings being treated as errors
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK