From 0cf1bfd2737f41e59f974a61eab11af206d2042a Mon Sep 17 00:00:00 2001 From: Marcelo Tosatti Date: Fri, 22 Feb 2008 12:21:36 -0500 Subject: x86: KVM guest: add basic paravirt support Add basic KVM paravirt support. Avoid vm-exits on IO delays. Signed-off-by: Marcelo Tosatti Signed-off-by: Avi Kivity --- arch/x86/Kconfig | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'arch/x86/Kconfig') 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 -- cgit v1.2.1