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machine: query kvm-shadow-mem machine property 

Commit e79d5a6 ("machine: remove qemu_machine_opts global list") removed
the global option descriptions and moved them to MachineState's QOM
properties.

Query kvm-shadow-mem by accessing machine properties through designated
wrappers.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marcel Apfelbaum 2015-02-04 17:43:52 +02:00 committed by Michael S. Tsirkin
parent b16565b396
commit 4689b77bda
3 changed files with 8 additions and 2 deletions
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6
hw/core/machine.c
View File

@ -284,6 +284,7 @@ static void machine_initfn(Object *obj)
MachineState *ms = MACHINE(obj);
ms->kernel_irqchip_allowed = true;
ms->kvm_shadow_mem = -1;
object_property_add_str(obj, "accel",
machine_get_accel, machine_set_accel, NULL);
@ -414,6 +415,11 @@ bool machine_kernel_irqchip_required(MachineState *machine)
return machine->kernel_irqchip_required;
}
int machine_kvm_shadow_mem(MachineState *machine)
{
return machine->kvm_shadow_mem;
}
static const TypeInfo machine_info = {
.name = TYPE_MACHINE,
.parent = TYPE_OBJECT,

1
include/hw/boards.h
View File

@ -69,6 +69,7 @@ bool machine_usb(MachineState *machine);
bool machine_iommu(MachineState *machine);
bool machine_kernel_irqchip_allowed(MachineState *machine);
bool machine_kernel_irqchip_required(MachineState *machine);
int machine_kvm_shadow_mem(MachineState *machine);
/**
* MachineClass:

3
target-i386/kvm.c
View File

@ -890,8 +890,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s)
}
qemu_register_reset(kvm_unpoison_all, NULL);
shadow_mem = qemu_opt_get_size(qemu_get_machine_opts(),
"kvm_shadow_mem", -1);
shadow_mem = machine_kvm_shadow_mem(ms);
if (shadow_mem != -1) {
shadow_mem /= 4096;
ret = kvm_vm_ioctl(s, KVM_SET_NR_MMU_PAGES, shadow_mem);