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 <[EMAIL PROTECTED]>
---
arch/x86/Kconfig | 4 ++++
drivers/kvm/Kconfig | 4 ++--
include/linux/Kbuild | 2 +-
3 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 80b7ba4..e029a93 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -116,6 +116,10 @@ config ARCH_SUPPORTS_OPROFILE
bool
default y
+config ARCH_SUPPORTS_KVM
+ bool
+ default y
+
config ZONE_DMA32
bool
diff --git a/drivers/kvm/Kconfig b/drivers/kvm/Kconfig
index 6569206..4086080 100644
--- a/drivers/kvm/Kconfig
+++ b/drivers/kvm/Kconfig
@@ -3,7 +3,7 @@
#
menuconfig VIRTUALIZATION
bool "Virtualization"
- depends on X86
+ depends on ARCH_SUPPORTS_KVM || X86
default y
---help---
Say Y here to get to see options for using your Linux host to run
other
@@ -16,7 +16,7 @@ if VIRTUALIZATION
config KVM
tristate "Kernel-based Virtual Machine (KVM) support"
- depends on X86 && EXPERIMENTAL
+ depends on ARCH_SUPPORTS_KVM && EXPERIMENTAL
select PREEMPT_NOTIFIERS
select ANON_INODES
---help---
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 805c2a7..d70fa26 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -253,7 +253,7 @@ unifdef-y += kd.h
unifdef-y += kernelcapi.h
unifdef-y += kernel.h
unifdef-y += keyboard.h
-unifdef-y += kvm.h
+unifdef-$(CONFIG_ARCH_SUPPORTS_KVM) += kvm.h
unifdef-y += llc.h
unifdef-y += loop.h
unifdef-y += lp.h
--
1.5.3.7
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