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@@ -140,6 +140,7 @@ int kvm_dev_ioctl_check_extension(long ext)
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#endif
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case KVM_CAP_SYNC_REGS:
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case KVM_CAP_ONE_REG:
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+ case KVM_CAP_ENABLE_CAP:
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r = 1;
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break;
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case KVM_CAP_NR_VCPUS:
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@@ -808,6 +809,22 @@ int kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu, unsigned long addr)
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return 0;
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}
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+static int kvm_vcpu_ioctl_enable_cap(struct kvm_vcpu *vcpu,
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+ struct kvm_enable_cap *cap)
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+{
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+ int r;
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+
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+ if (cap->flags)
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+ return -EINVAL;
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+
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+ switch (cap->cap) {
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+ default:
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+ r = -EINVAL;
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+ break;
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+ }
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+ return r;
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+}
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+
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long kvm_arch_vcpu_ioctl(struct file *filp,
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unsigned int ioctl, unsigned long arg)
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{
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@@ -894,6 +911,15 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
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r = 0;
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break;
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}
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+ case KVM_ENABLE_CAP:
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+ {
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+ struct kvm_enable_cap cap;
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+ r = -EFAULT;
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+ if (copy_from_user(&cap, argp, sizeof(cap)))
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+ break;
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+ r = kvm_vcpu_ioctl_enable_cap(vcpu, &cap);
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+ break;
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+ }
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default:
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r = -ENOTTY;
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}
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