diff mbox

[v9,02/16] ARM: Add config option ARM_VIRT_EXT

Message ID 20120703085931.27746.51427.stgit@ubuntu (mailing list archive)
State New, archived
Headers show

Commit Message

Christoffer Dall July 3, 2012, 8:59 a.m. UTC 
Select this option for ARM processors equipped with hardware
Virtualization Extensions.

Signed-off-by: Christoffer Dall <c.dall@virtualopensystems.com>
---
 arch/arm/mm/Kconfig |   10 ++++++++++
 1 file changed, 10 insertions(+)


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diff mbox

Patch

diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 101b968..037dc53 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -597,6 +597,16 @@  config ARM_LPAE
 
 	  If unsure, say N.
 
+config ARM_VIRT_EXT
+	bool "Support for ARM Virtualization Extensions"
+	depends on ARM_LPAE
+	help
+	  Say Y if you have an ARMv7 processor supporting the ARM hardware
+	  Virtualization extensions. KVM depends on this feature and will
+	  not run without it being selected. If you say Y here, the kernel
+	  will not boot on a machine without virtualization extensions and
+	  will not boot as a KVM guest.
+
 config ARCH_PHYS_ADDR_T_64BIT
 	def_bool ARM_LPAE