s390 doesn't have mmio, this will simplify ifdefing it out.

Signed-off-by: Avi Kivity <[email protected]>
---
 arch/ia64/kvm/Kconfig    |    1 +
 arch/powerpc/kvm/Kconfig |    1 +
 arch/x86/kvm/Kconfig     |    1 +
 virt/kvm/Kconfig         |    3 +++
 4 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/arch/ia64/kvm/Kconfig b/arch/ia64/kvm/Kconfig
index ef3e7be..bf82e47 100644
--- a/arch/ia64/kvm/Kconfig
+++ b/arch/ia64/kvm/Kconfig
@@ -26,6 +26,7 @@ config KVM
        select ANON_INODES
        select HAVE_KVM_IRQCHIP
        select KVM_APIC_ARCHITECTURE
+       select KVM_MMIO
        ---help---
          Support hosting fully virtualized guest machines using hardware
          virtualization extensions.  You will need a fairly recent
diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index 6fb6e8a..be28968 100644
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -20,6 +20,7 @@ config KVM
        bool
        select PREEMPT_NOTIFIERS
        select ANON_INODES
+       select KVM_MMIO
 
 config KVM_BOOK3S_64_HANDLER
        bool
diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig
index 4cd4983..0687111 100644
--- a/arch/x86/kvm/Kconfig
+++ b/arch/x86/kvm/Kconfig
@@ -29,6 +29,7 @@ config KVM
        select HAVE_KVM_EVENTFD
        select KVM_APIC_ARCHITECTURE
        select USER_RETURN_NOTIFIER
+       select KVM_MMIO
        ---help---
          Support hosting fully virtualized guest machines using hardware
          virtualization extensions.  You will need a fairly recent
diff --git a/virt/kvm/Kconfig b/virt/kvm/Kconfig
index daece36..7f1178f 100644
--- a/virt/kvm/Kconfig
+++ b/virt/kvm/Kconfig
@@ -12,3 +12,6 @@ config HAVE_KVM_EVENTFD
 
 config KVM_APIC_ARCHITECTURE
        bool
+
+config KVM_MMIO
+       bool
-- 
1.6.5.3

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