KVM: Export include/linux/kvm.h only if $ARCH actually supports KVM
Currently, make headers_check barfs due to <asm/kvm.h>, which <linux/kvm.h>
includes, not existing. Rather than add a zillion <asm/kvm.h>s, export kvm.h
only if the arch actually supports it.
Signed-off-by: Avi Kivity <avi@qumranet.com>
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index fb3eea3..d289cfc 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -107,6 +107,7 @@
bool
default y
+select HAVE_KVM
config ZONE_DMA32
bool
diff --git a/drivers/kvm/Kconfig b/drivers/kvm/Kconfig
index 6569206..c83e1c9 100644
--- a/drivers/kvm/Kconfig
+++ b/drivers/kvm/Kconfig
@@ -1,9 +1,12 @@
#
# KVM configuration
#
+config HAVE_KVM
+ bool
+
menuconfig VIRTUALIZATION
bool "Virtualization"
- depends on X86
+ depends on HAVE_KVM || X86
default y
---help---
Say Y here to get to see options for using your Linux host to run other
@@ -16,7 +19,7 @@
config KVM
tristate "Kernel-based Virtual Machine (KVM) support"
- depends on X86 && EXPERIMENTAL
+ depends on HAVE_KVM && EXPERIMENTAL
select PREEMPT_NOTIFIERS
select ANON_INODES
---help---
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index c263a69..85b2482 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -255,7 +255,7 @@
unifdef-y += kernelcapi.h
unifdef-y += kernel.h
unifdef-y += keyboard.h
-unifdef-y += kvm.h
+unifdef-$(CONFIG_HAVE_KVM) += kvm.h
unifdef-y += llc.h
unifdef-y += loop.h
unifdef-y += lp.h