[libvirt] [Spice-devel] [PATCH v4] qemu: Use heads parameter for QXL driver

[Christophe Fergeau]

On Fri, Jul 17, 2015 at 03:42:36PM +0200, Martin Kletzander wrote:
> On Fri, Jul 17, 2015 at 12:11:55PM +0200, Peter Krempa wrote:
> >On Fri, Jul 17, 2015 at 09:29:44 +0100, Frediano Ziglio wrote:
> >>Allows to specify maximum number of head to QXL driver.
> >>
> >>Actually can be a compatiblity problem as heads in the XML configuration
> >>was set by default to '1'.
> >>
> >>Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
> >>---
> >> src/qemu/qemu_capabilities.c                       |  2 ++
> >> src/qemu/qemu_capabilities.h                       |  1 +
> >> src/qemu/qemu_command.c                            |  5 ++++
> >> .../qemuxml2argv-video-qxl-device-max-outputs.args |  7 ++++++
> >> .../qemuxml2argv-video-qxl-device-max-outputs.xml  | 29 ++++++++++++++++++++++
> >> tests/qemuxml2argvtest.c                           |  3 +++
> >> 6 files changed, 47 insertions(+)
> >> create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.args
> >> create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.xml
> >>
> >>Changes from v4:
> >>- rebased on new master;
> >>- add test case to qemuxml2argvtest.
> >
> >Note review: This was added in qemu commit
> >http://git.qemu.org/?p=qemu.git;a=commitdiff;h=567161fdd47aeb6987e700702f6bbfef04ae0236
> >
> >The commit hints that you need at least spice 0.12.6. I'll update spice
> >and test this later.
> 
> I failed to update qemu without updating spice as well, so I'd say
> it is safe to assume that if qemu supports it, spice will too.  And we
> don't check all the lib versions for qemu runtime, that'd be a waste
> of time, so this is quite alright, I think.
> 
> I updated everything spice-related and I still can't properly build
> qemu particularly because of the patch you mentioned.  And I update
> everything from git.  Then I looked there and I see no such function,
> no wonder the build fails with undefined reference to
> spice_qxl_set_monitors_config_limit.  Although that would mean that it

qemu tries to call spice_qxl_set_monitors_config_limit but the entry
point ended up being called spice_qxl_set_max_monitors in spice-server
:-/

Christophe
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