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-rw-r--r--arch/powerpc/kvm/powerpc.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 1493c8d..87f4dc8 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -246,6 +246,7 @@ int kvm_dev_ioctl_check_extension(long ext)
#endif
#ifdef CONFIG_PPC_BOOK3S_64
case KVM_CAP_SPAPR_TCE:
+ case KVM_CAP_PPC_ALLOC_HTAB:
r = 1;
break;
#endif /* CONFIG_PPC_BOOK3S_64 */
@@ -802,6 +803,23 @@ long kvm_arch_vm_ioctl(struct file *filp,
r = -EFAULT;
break;
}
+
+ case KVM_PPC_ALLOCATE_HTAB: {
+ struct kvm *kvm = filp->private_data;
+ u32 htab_order;
+
+ r = -EFAULT;
+ if (get_user(htab_order, (u32 __user *)argp))
+ break;
+ r = kvmppc_alloc_reset_hpt(kvm, &htab_order);
+ if (r)
+ break;
+ r = -EFAULT;
+ if (put_user(htab_order, (u32 __user *)argp))
+ break;
+ r = 0;
+ break;
+ }
#endif /* CONFIG_KVM_BOOK3S_64_HV */
#ifdef CONFIG_PPC_BOOK3S_64