diff options
Diffstat (limited to 'arch/powerpc/kvm/Kconfig')
| -rw-r--r-- | arch/powerpc/kvm/Kconfig | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig index 53aaa66b25e..6dbdc4817d8 100644 --- a/arch/powerpc/kvm/Kconfig +++ b/arch/powerpc/kvm/Kconfig @@ -15,27 +15,33 @@ menuconfig VIRTUALIZATION if VIRTUALIZATION config KVM - bool "Kernel-based Virtual Machine (KVM) support" - depends on 44x && EXPERIMENTAL + bool select PREEMPT_NOTIFIERS select ANON_INODES - # We can only run on Book E hosts so far - select KVM_BOOKE_HOST + +config KVM_440 + bool "KVM support for PowerPC 440 processors" + depends on EXPERIMENTAL && 44x + select KVM ---help--- - Support hosting virtualized guest machines. You will also - need to select one or more of the processor modules below. + Support running unmodified 440 guest kernels in virtual machines on + 440 host processors. This module provides access to the hardware capabilities through a character device node named /dev/kvm. If unsure, say N. -config KVM_BOOKE_HOST - bool "KVM host support for Book E PowerPC processors" - depends on KVM && 44x +config KVM_EXIT_TIMING + bool "Detailed exit timing" + depends on KVM ---help--- - Provides host support for KVM on Book E PowerPC processors. Currently - this works on 440 processors only. + Calculate elapsed time for every exit/enter cycle. A per-vcpu + report is available in debugfs kvm/vm#_vcpu#_timing. + The overhead is relatively small, however it is not recommended for + production environments. + + If unsure, say N. config KVM_TRACE bool "KVM trace support" |