Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 1 | # |
| 2 | # KVM configuration |
| 3 | # |
| 4 | |
Avi Kivity | 0ba12d1 | 2009-05-21 16:45:19 +0300 | [diff] [blame] | 5 | source "virt/kvm/Kconfig" |
Avi Kivity | 5d9b8e3 | 2009-01-04 18:04:18 +0200 | [diff] [blame] | 6 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 7 | menuconfig VIRTUALIZATION |
| 8 | bool "Virtualization" |
| 9 | ---help--- |
| 10 | Say Y here to get to see options for using your Linux host to run |
| 11 | other operating systems inside virtual machines (guests). |
| 12 | This option alone does not add any kernel code. |
| 13 | |
| 14 | If you say N, all options in this submenu will be skipped and |
| 15 | disabled. |
| 16 | |
| 17 | if VIRTUALIZATION |
| 18 | |
| 19 | config KVM |
Hollis Blanchard | 74ef740 | 2008-11-07 13:15:13 -0600 | [diff] [blame] | 20 | bool |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 21 | select PREEMPT_NOTIFIERS |
| 22 | select ANON_INODES |
Avi Kivity | 50eb2a3 | 2009-12-20 15:00:10 +0200 | [diff] [blame] | 23 | select KVM_MMIO |
Hollis Blanchard | 74ef740 | 2008-11-07 13:15:13 -0600 | [diff] [blame] | 24 | |
Alexander Graf | c14dea0 | 2010-04-16 00:11:41 +0200 | [diff] [blame] | 25 | config KVM_BOOK3S_HANDLER |
| 26 | bool |
| 27 | |
Alexander Graf | 4f84139 | 2010-04-16 00:11:58 +0200 | [diff] [blame] | 28 | config KVM_BOOK3S_32_HANDLER |
| 29 | bool |
| 30 | select KVM_BOOK3S_HANDLER |
| 31 | |
Alexander Graf | c4f9c77 | 2009-10-30 05:47:24 +0000 | [diff] [blame] | 32 | config KVM_BOOK3S_64_HANDLER |
| 33 | bool |
Alexander Graf | c14dea0 | 2010-04-16 00:11:41 +0200 | [diff] [blame] | 34 | select KVM_BOOK3S_HANDLER |
Alexander Graf | c4f9c77 | 2009-10-30 05:47:24 +0000 | [diff] [blame] | 35 | |
Alexander Graf | 4f84139 | 2010-04-16 00:11:58 +0200 | [diff] [blame] | 36 | config KVM_BOOK3S_32 |
| 37 | tristate "KVM support for PowerPC book3s_32 processors" |
| 38 | depends on EXPERIMENTAL && PPC_BOOK3S_32 && !SMP && !PTE_64BIT |
| 39 | select KVM |
| 40 | select KVM_BOOK3S_32_HANDLER |
| 41 | ---help--- |
| 42 | Support running unmodified book3s_32 guest kernels |
| 43 | in virtual machines on book3s_32 host processors. |
| 44 | |
| 45 | This module provides access to the hardware capabilities through |
| 46 | a character device node named /dev/kvm. |
| 47 | |
| 48 | If unsure, say N. |
| 49 | |
Alexander Graf | c4f9c77 | 2009-10-30 05:47:24 +0000 | [diff] [blame] | 50 | config KVM_BOOK3S_64 |
| 51 | tristate "KVM support for PowerPC book3s_64 processors" |
Alexander Graf | 00c3a37 | 2010-04-16 00:11:42 +0200 | [diff] [blame] | 52 | depends on EXPERIMENTAL && PPC_BOOK3S_64 |
Alexander Graf | c4f9c77 | 2009-10-30 05:47:24 +0000 | [diff] [blame] | 53 | select KVM |
| 54 | select KVM_BOOK3S_64_HANDLER |
| 55 | ---help--- |
| 56 | Support running unmodified book3s_64 and book3s_32 guest kernels |
| 57 | in virtual machines on book3s_64 host processors. |
| 58 | |
| 59 | This module provides access to the hardware capabilities through |
| 60 | a character device node named /dev/kvm. |
| 61 | |
| 62 | If unsure, say N. |
| 63 | |
Hollis Blanchard | 74ef740 | 2008-11-07 13:15:13 -0600 | [diff] [blame] | 64 | config KVM_440 |
| 65 | bool "KVM support for PowerPC 440 processors" |
| 66 | depends on EXPERIMENTAL && 44x |
| 67 | select KVM |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 68 | ---help--- |
Hollis Blanchard | 74ef740 | 2008-11-07 13:15:13 -0600 | [diff] [blame] | 69 | Support running unmodified 440 guest kernels in virtual machines on |
| 70 | 440 host processors. |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 71 | |
| 72 | This module provides access to the hardware capabilities through |
| 73 | a character device node named /dev/kvm. |
| 74 | |
| 75 | If unsure, say N. |
| 76 | |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 77 | config KVM_EXIT_TIMING |
| 78 | bool "Detailed exit timing" |
Alexander Graf | e1f829b | 2009-12-20 22:24:06 +0100 | [diff] [blame] | 79 | depends on KVM_440 || KVM_E500 |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 80 | ---help--- |
| 81 | Calculate elapsed time for every exit/enter cycle. A per-vcpu |
| 82 | report is available in debugfs kvm/vm#_vcpu#_timing. |
| 83 | The overhead is relatively small, however it is not recommended for |
| 84 | production environments. |
| 85 | |
| 86 | If unsure, say N. |
| 87 | |
Hollis Blanchard | bc8080c | 2009-01-03 16:23:10 -0600 | [diff] [blame] | 88 | config KVM_E500 |
| 89 | bool "KVM support for PowerPC E500 processors" |
| 90 | depends on EXPERIMENTAL && E500 |
| 91 | select KVM |
| 92 | ---help--- |
| 93 | Support running unmodified E500 guest kernels in virtual machines on |
| 94 | E500 host processors. |
| 95 | |
| 96 | This module provides access to the hardware capabilities through |
| 97 | a character device node named /dev/kvm. |
| 98 | |
| 99 | If unsure, say N. |
| 100 | |
Michael S. Tsirkin | 3a4d5c94e | 2010-01-14 06:17:27 +0000 | [diff] [blame] | 101 | source drivers/vhost/Kconfig |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 102 | source drivers/virtio/Kconfig |
| 103 | |
| 104 | endif # VIRTUALIZATION |