| # |
| # KVM configuration |
| # |
| |
| menuconfig VIRTUALIZATION |
| bool "Virtualization" |
| ---help--- |
| Say Y here to get to see options for using your Linux host to run |
| other operating systems inside virtual machines (guests). |
| This option alone does not add any kernel code. |
| |
| If you say N, all options in this submenu will be skipped and |
| disabled. |
| |
| if VIRTUALIZATION |
| |
| config KVM |
| bool |
| select PREEMPT_NOTIFIERS |
| select ANON_INODES |
| |
| config KVM_440 |
| bool "KVM support for PowerPC 440 processors" |
| depends on EXPERIMENTAL && 44x |
| select KVM |
| ---help--- |
| 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_EXIT_TIMING |
| bool "Detailed exit timing" |
| depends on KVM |
| ---help--- |
| 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" |
| depends on KVM && MARKERS && SYSFS |
| select RELAY |
| select DEBUG_FS |
| default n |
| ---help--- |
| This option allows reading a trace of kvm-related events through |
| relayfs. Note the ABI is not considered stable and will be |
| modified in future updates. |
| |
| source drivers/virtio/Kconfig |
| |
| endif # VIRTUALIZATION |
