KVM: Add API to retrieve the number of supported vcpus per vm

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2008-02-20 11:53:16 +02:00
parent 7a95727567
commit f725230af9
2 changed files with 4 additions and 0 deletions

View File

@ -811,6 +811,9 @@ int kvm_dev_ioctl_check_extension(long ext)
case KVM_CAP_VAPIC:
r = !kvm_x86_ops->cpu_has_accelerated_tpr();
break;
case KVM_CAP_NR_VCPUS:
r = KVM_MAX_VCPUS;
break;
default:
r = 0;
break;

View File

@ -234,6 +234,7 @@ struct kvm_vapic_addr {
#define KVM_CAP_VAPIC 6
#define KVM_CAP_EXT_CPUID 7
#define KVM_CAP_CLOCKSOURCE 8
#define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
/*
* ioctls for VM fds