[libvirt] [PATCH v7 05/11] qemu: Validate PCI controller options (pcihole64)

https://bugzilla.redhat.com/show_bug.cgi?id=1483816 Signed-off-by: Andrea Bolognani <abologna(a)redhat.com&gt; Reviewed-by: Laine Stump <laine(a)laine.org&gt; --- src/qemu/qemu_domain.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index d67ef53043..ab2420ea9c 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -4671,6 +4671,40 @@ qemuDomainDeviceDefValidateControllerPCI(const virDomainControllerDef *cont, return -1; } + /* pcihole64 */ + switch ((virDomainControllerModelPCI) cont->model) { + case VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT: + case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT: + /* The pcihole64 option only applies to x86 guests */ + if ((pciopts->pcihole64 || + pciopts->pcihole64size != 0) && + !ARCH_IS_X86(def->os.arch)) { + virReportControllerInvalidOption(cont, model, modelName, "pcihole64"); + return -1; + } + break; + + case VIR_DOMAIN_CONTROLLER_MODEL_PCI_BRIDGE: + case VIR_DOMAIN_CONTROLLER_MODEL_DMI_TO_PCI_BRIDGE: + case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT_PORT: + case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_UPSTREAM_PORT: + case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_DOWNSTREAM_PORT: + case VIR_DOMAIN_CONTROLLER_MODEL_PCI_EXPANDER_BUS: + case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_EXPANDER_BUS: + if (pciopts->pcihole64 || + pciopts->pcihole64size != 0) { + virReportControllerInvalidOption(cont, model, modelName, "pcihole64"); + return -1; + } + break; + + case VIR_DOMAIN_CONTROLLER_MODEL_PCI_DEFAULT: + case VIR_DOMAIN_CONTROLLER_MODEL_PCI_LAST: + default: + virReportEnumRangeError(virDomainControllerModelPCI, cont->model); + return -1; + } + return qemuDomainDeviceDefValidateControllerPCIOld(cont, def, qemuCaps); } -- 2.14.3