From e08b96371625aaa84cb03f51acc4c8e0be27403a Mon Sep 17 00:00:00 2001 From: Carsten Otte Date: Wed, 4 Jan 2012 10:25:20 +0100 Subject: KVM: s390: add parameter for KVM_CREATE_VM This patch introduces a new config option for user controlled kernel virtual machines. It introduces a parameter to KVM_CREATE_VM that allows to set bits that alter the capabilities of the newly created virtual machine. The parameter is passed to kvm_arch_init_vm for all architectures. The only valid modifier bit for now is KVM_VM_S390_UCONTROL. This requires CAP_SYS_ADMIN privileges and creates a user controlled virtual machine on s390 architectures. Signed-off-by: Carsten Otte Signed-off-by: Marcelo Tosatti Signed-off-by: Avi Kivity --- arch/ia64/kvm/kvm-ia64.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'arch/ia64') diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c index 405052002493..df6b14194051 100644 --- a/arch/ia64/kvm/kvm-ia64.c +++ b/arch/ia64/kvm/kvm-ia64.c @@ -809,10 +809,13 @@ static void kvm_build_io_pmt(struct kvm *kvm) #define GUEST_PHYSICAL_RR4 0x2739 #define VMM_INIT_RR 0x1660 -int kvm_arch_init_vm(struct kvm *kvm) +int kvm_arch_init_vm(struct kvm *kvm, unsigned long type) { BUG_ON(!kvm); + if (type) + return -EINVAL; + kvm->arch.is_sn2 = ia64_platform_is("sn2"); kvm->arch.metaphysical_rr0 = GUEST_PHYSICAL_RR0; -- cgit v1.2.3