[PATCH 1/3] qemu: capabilities: Disable detection of QEMU_CAPS_BLOCK_EXPORT_ADD

[Peter Krempa]

On Mon, Oct 26, 2020 at 08:36:50 -0500, Eric Blake wrote:
> On 10/26/20 8:19 AM, Peter Krempa wrote:
> > We use the capability to switch to using 'block-export-add' in the
> > upcoming qemu release instead of the at the same time deprecated
> > 'nbd-server-add'.
> > 
> > Unfortunately qemu wants to change the interface of 'block-export-add'
> > before the release. Since we've tried to stay up to date and added the
> > code before it was written in stone, we need to disable the use of the
> > new interface for the upcoming libvirt release so that we don't have a
> > version of libvirt which would not work with the upcoming qemu version.
> > 
> > Remove the detection of 'block-export-add' until we are more sure how
> > the qemu interface will look.
> > 
> > This patch partially reverts commit adb9f7123adb94645
> > 
> > Signed-off-by: Peter Krempa <pkrempa at redhat.com>
> > ---
> >  src/qemu/qemu_capabilities.c                     | 1 -
> >  tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml | 1 -
> >  2 files changed, 2 deletions(-)
> 
> Reviewed-by: Eric Blake <eblake at redhat.com>
> 
> Safe for libvirt now no matter what happens in qemu's soft freeze this week.

I've pushed this patch, since Jirka is about to cut 'rc2' of libvirt and
the qemu changes didn't hit upstream yet.