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-rw-r--r--arch/x86/Kconfig21
1 files changed, 8 insertions, 13 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 7f9a395c5254..b72777ff32a9 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -586,23 +586,18 @@ config PARAVIRT_TIME_ACCOUNTING
586 586
587source "arch/x86/xen/Kconfig" 587source "arch/x86/xen/Kconfig"
588 588
589config KVM_CLOCK
590 bool "KVM paravirtualized clock"
591 select PARAVIRT
592 select PARAVIRT_CLOCK
593 ---help---
594 Turning on this option will allow you to run a paravirtualized clock
595 when running over the KVM hypervisor. Instead of relying on a PIT
596 (or probably other) emulation by the underlying device model, the host
597 provides the guest with timing infrastructure such as time of day, and
598 system time
599
600config KVM_GUEST 589config KVM_GUEST
601 bool "KVM Guest support" 590 bool "KVM Guest support (including kvmclock)"
591 select PARAVIRT
602 select PARAVIRT 592 select PARAVIRT
593 select PARAVIRT_CLOCK
594 default y if PARAVIRT_GUEST
603 ---help--- 595 ---help---
604 This option enables various optimizations for running under the KVM 596 This option enables various optimizations for running under the KVM
605 hypervisor. 597 hypervisor. It includes a paravirtualized clock, so that instead
598 of relying on a PIT (or probably other) emulation by the
599 underlying device model, the host provides the guest with
600 timing infrastructure such as time of day, and system time
606 601
607source "arch/x86/lguest/Kconfig" 602source "arch/x86/lguest/Kconfig"
608 603