On 12/08/2010 04:49 AM, Sheng Yang wrote:
CPUID's OSXSAVE is a mirror of CR4.OSXSAVE bit. We need to update the CPUID
after migration.
Applied, thanks.
@@ -5585,6 +5585,8 @@ int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
mmu_reset_needed |= kvm_read_cr4(vcpu) != sregs->cr4;
kvm_x86_ops->set_cr4(vcpu, sregs->cr4);
+ if (sregs->cr4& X86_CR4_OSXSAVE)
+ update_cpuid(vcpu);
if (!is_long_mode(vcpu)&& is_pae(vcpu)) {
load_pdptrs(vcpu, vcpu->arch.walk_mmu, vcpu->arch.cr3);
mmu_reset_needed = 1;
We really should use kvm_set_crX() here.
--
error compiling committee.c: too many arguments to function
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