Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 1 | # |
| 2 | # KVM configuration |
| 3 | # |
| 4 | |
Avi Kivity | 5d9b8e3 | 2009-01-04 18:04:18 +0200 | [diff] [blame] | 5 | config HAVE_KVM_IRQCHIP |
| 6 | bool |
| 7 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 8 | menuconfig VIRTUALIZATION |
| 9 | bool "Virtualization" |
| 10 | ---help--- |
| 11 | Say Y here to get to see options for using your Linux host to run |
| 12 | other operating systems inside virtual machines (guests). |
| 13 | This option alone does not add any kernel code. |
| 14 | |
| 15 | If you say N, all options in this submenu will be skipped and |
| 16 | disabled. |
| 17 | |
| 18 | if VIRTUALIZATION |
| 19 | |
| 20 | config KVM |
Hollis Blanchard | 74ef740 | 2008-11-07 13:15:13 -0600 | [diff] [blame] | 21 | bool |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 22 | select PREEMPT_NOTIFIERS |
| 23 | select ANON_INODES |
Hollis Blanchard | 74ef740 | 2008-11-07 13:15:13 -0600 | [diff] [blame] | 24 | |
| 25 | config KVM_440 |
| 26 | bool "KVM support for PowerPC 440 processors" |
| 27 | depends on EXPERIMENTAL && 44x |
| 28 | select KVM |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 29 | ---help--- |
Hollis Blanchard | 74ef740 | 2008-11-07 13:15:13 -0600 | [diff] [blame] | 30 | Support running unmodified 440 guest kernels in virtual machines on |
| 31 | 440 host processors. |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 32 | |
| 33 | This module provides access to the hardware capabilities through |
| 34 | a character device node named /dev/kvm. |
| 35 | |
| 36 | If unsure, say N. |
| 37 | |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 38 | config KVM_EXIT_TIMING |
| 39 | bool "Detailed exit timing" |
| 40 | depends on KVM |
| 41 | ---help--- |
| 42 | Calculate elapsed time for every exit/enter cycle. A per-vcpu |
| 43 | report is available in debugfs kvm/vm#_vcpu#_timing. |
| 44 | The overhead is relatively small, however it is not recommended for |
| 45 | production environments. |
| 46 | |
| 47 | If unsure, say N. |
| 48 | |
Hollis Blanchard | bc8080c | 2009-01-03 16:23:10 -0600 | [diff] [blame] | 49 | config KVM_E500 |
| 50 | bool "KVM support for PowerPC E500 processors" |
| 51 | depends on EXPERIMENTAL && E500 |
| 52 | select KVM |
| 53 | ---help--- |
| 54 | Support running unmodified E500 guest kernels in virtual machines on |
| 55 | E500 host processors. |
| 56 | |
| 57 | This module provides access to the hardware capabilities through |
| 58 | a character device node named /dev/kvm. |
| 59 | |
| 60 | If unsure, say N. |
| 61 | |
Jerone Young | 12f6755 | 2008-07-14 14:00:02 +0200 | [diff] [blame] | 62 | config KVM_TRACE |
| 63 | bool "KVM trace support" |
| 64 | depends on KVM && MARKERS && SYSFS |
| 65 | select RELAY |
| 66 | select DEBUG_FS |
| 67 | default n |
| 68 | ---help--- |
| 69 | This option allows reading a trace of kvm-related events through |
| 70 | relayfs. Note the ABI is not considered stable and will be |
| 71 | modified in future updates. |
| 72 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 73 | source drivers/virtio/Kconfig |
| 74 | |
| 75 | endif # VIRTUALIZATION |