On Wed, Jun 14, 2017 at 03:56:15PM +0200, Martin Kletzander wrote:
When added in multiple previous commits, it was used only with -device qxl(-vga), but for some QEMUs (< 1.6) we need to add this functionality when using -vga qxl as well. Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1283207 Signed-off-by: Martin Kletzander <mkletzan@xxxxxxxxxx> --- src/qemu/qemu_command.c | 8 ++++ .../qemuxml2argv-video-vga-qxl-heads.args | 30 ++++++++++++++ .../qemuxml2argv-video-vga-qxl-heads.xml | 47 ++++++++++++++++++++++ tests/qemuxml2argvtest.c | 3 ++ 4 files changed, 88 insertions(+) create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-video-vga-qxl-heads.args create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-video-vga-qxl-heads.xml diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index 3e1552a1b593..9687d367a6d4 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -4613,6 +4613,14 @@ qemuBuildVgaVideoCommand(virCommandPtr cmd, virCommandAddArgFormat(cmd, "%s.vgamem_mb=%u", dev, vgamem / 1024); } + + if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_QXL_MAX_OUTPUTS)) + video->heads = 0;
I would expect a qemuBuild.*Command function to build the command line, not alter the domain definition. Also, this goes against commit ef11e770 qemu_command: don't modify heads for graphics device Jan
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