| # | |
| # 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 |