From: Li Zhang <li.zh...@hxt-semitech.com> This patch is to add add_hot_cpu interface.
Signed-off-by: Li Zhang <li.zh...@hxt-semitech.com> --- hw/arm/virt.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 31314c1..c7e8322 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -527,6 +527,24 @@ out: error_propagate(errp, err); } +static void virt_hot_add_cpu(const int64_t id, Error **errp) +{ + MachineState *ms = MACHINE(qdev_get_machine()); + VirtMachineState *vms = VIRT_MACHINE(ms); + + if (id < 0 || id >= max_cpus) { + error_setg(errp, "Invalid CPU id: %" PRIi64, id); + return; + } + + virt_new_cpu(ms, id, errp); + if (errp) { + return; + } + + fdt_add_cpu_node(vms, id); +} + static void fdt_add_its_gic_node(VirtMachineState *vms) { vms->msi_phandle = qemu_fdt_alloc_phandle(vms->fdt); @@ -1654,6 +1672,7 @@ static void virt_machine_class_init(ObjectClass *oc, void *data) mc->minimum_page_bits = 12; mc->possible_cpu_arch_ids = virt_possible_cpu_arch_ids; mc->cpu_index_to_instance_props = virt_cpu_index_to_props; + mc->hot_add_cpu = virt_hot_add_cpu; } static const TypeInfo virt_machine_info = { -- 2.7.4