KVM: PPC: rename CONFIG_KVM_E500 -> CONFIG_KVM_E500V2

The CONFIG_KVM_E500 option really indicates that we're running on a V2 machine,
not on a machine of the generic E500 class. So indicate that properly and
change the config name accordingly.

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 14bf8d5..58ad8609 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -79,7 +79,7 @@
 	}
 	case HC_VENDOR_KVM | KVM_HC_FEATURES:
 		r = HC_EV_SUCCESS;
-#if defined(CONFIG_PPC_BOOK3S) || defined(CONFIG_KVM_E500)
+#if defined(CONFIG_PPC_BOOK3S) || defined(CONFIG_KVM_E500V2)
 		/* XXX Missing magic page on 44x */
 		r2 |= (1 << KVM_FEATURE_MAGIC_PAGE);
 #endif
@@ -235,7 +235,7 @@
 	case KVM_CAP_PPC_PAIRED_SINGLES:
 	case KVM_CAP_PPC_OSI:
 	case KVM_CAP_PPC_GET_PVINFO:
-#if defined(CONFIG_KVM_E500) || defined(CONFIG_KVM_E500MC)
+#if defined(CONFIG_KVM_E500V2) || defined(CONFIG_KVM_E500MC)
 	case KVM_CAP_SW_TLB:
 #endif
 		r = 1;
@@ -629,7 +629,7 @@
 		r = 0;
 		vcpu->arch.papr_enabled = true;
 		break;
-#if defined(CONFIG_KVM_E500) || defined(CONFIG_KVM_E500MC)
+#if defined(CONFIG_KVM_E500V2) || defined(CONFIG_KVM_E500MC)
 	case KVM_CAP_SW_TLB: {
 		struct kvm_config_tlb cfg;
 		void __user *user_ptr = (void __user *)(uintptr_t)cap->args[0];
@@ -706,7 +706,7 @@
 		break;
 	}
 
-#if defined(CONFIG_KVM_E500) || defined(CONFIG_KVM_E500MC)
+#if defined(CONFIG_KVM_E500V2) || defined(CONFIG_KVM_E500MC)
 	case KVM_DIRTY_TLB: {
 		struct kvm_dirty_tlb dirty;
 		r = -EFAULT;