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authorMarcelo Tosatti <mtosatti@redhat.com>2008-02-22 12:21:36 -0500
committerAvi Kivity <avi@qumranet.com>2008-04-27 12:00:25 +0300
commit0cf1bfd2737f41e59f974a61eab11af206d2042a (patch)
tree4edd67efa000f4cb94ef834daa21ac07c2016989 /arch/x86/Kconfig
parenta28e4f5a621289fe0d9c8a461b0c256f9e17f3bc (diff)
x86: KVM guest: add basic paravirt support
Add basic KVM paravirt support. Avoid vm-exits on IO delays. Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'arch/x86/Kconfig')
-rw-r--r--arch/x86/Kconfig8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 40cedc255eda..e5790fe9e330 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -384,6 +384,14 @@ config KVM_CLOCK
provides the guest with timing infrastructure such as time of day, and
system time
+config KVM_GUEST
+ bool "KVM Guest support"
+ select PARAVIRT
+ depends on !(X86_VISWS || X86_VOYAGER)
+ help
+ This option enables various optimizations for running under the KVM
+ hypervisor.
+
source "arch/x86/lguest/Kconfig"
config PARAVIRT