KVM: ppc: fix Kconfig constraints

Make sure that CONFIG_KVM cannot be selected without processor support
(currently, 440 is the only processor implementation available).

Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 8 insertions, 10 deletions

diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index 37e9b3c52a38..e4ab1c7fd925 100644
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -15,25 +15,23 @@ menuconfig VIRTUALIZATION
 if VIRTUALIZATION
 
 config KVM
-        bool "Kernel-based Virtual Machine (KVM) support"
-        depends on EXPERIMENTAL
+        bool
         select PREEMPT_NOTIFIERS
         select ANON_INODES
+
+config KVM_440
+        bool "KVM support for PowerPC 440 processors"
+        depends on EXPERIMENTAL && 44x
+        select KVM
         ---help---
-          Support hosting virtualized guest machines. You will also
-          need to select one or more of the processor modules below.
+          Support running unmodified 440 guest kernels in virtual machines on
+          440 host processors.
 
           This module provides access to the hardware capabilities through
           a character device node named /dev/kvm.
 
           If unsure, say N.
 
-config KVM_440
-        bool "KVM support for PowerPC 440 processors"
-        depends on KVM && 44x
-        ---help---
-          KVM can run unmodified 440 guest kernels on 440 host processors.
-
 config KVM_TRACE
         bool "KVM trace support"
         depends on KVM && MARKERS && SYSFS