On 2014年04月09日 11:20, Eric Blake wrote:
From: Li Zhang <zhlcindy@linux.vnet.ibm.com>
For QEMU2.0 forward version, it supports PCI multiBUS. Currently, libvirt still disables it which causes an error "Bus 'pci' not found".
Signed-off-by: Li Zhang <zhlcindy@linux.vnet.ibm.com> --- src/qemu/qemu_capabilities.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 2c8ec10..b49398f 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -3019,6 +3019,9 @@ virQEMUCapsInitQMPMonitor(virQEMUCapsPtr qemuCaps, if (qemuCaps->version >= 1006000) virQEMUCapsSet(qemuCaps, QEMU_CAPS_DEVICE_VIDEO_PRIMARY);
+ if (qemuCaps->version >= 2000000) + virQEMUCapsSet(qemuCaps, QEMU_CAPS_PCI_MULTIBUS); + This is a version number check, which is bad. Is there a QMP command we can issue that gives a more reliable answer of whether the feature is
On 04/08/2014 08:03 PM, Li Zhang wrote: present?
Hi Eric, I can't find any QMP command for MULTIBUS in QEMU. There is only one "query-pci" to list PCI bus and devices information. Thanks.