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Hollis Blanchardbbf45ba2008-04-16 23:28:09 -05001#
2# KVM configuration
3#
4
Avi Kivity0ba12d12009-05-21 16:45:19 +03005source "virt/kvm/Kconfig"
Avi Kivity5d9b8e32009-01-04 18:04:18 +02006
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -05007menuconfig 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
17if VIRTUALIZATION
18
19config KVM
Hollis Blanchard74ef7402008-11-07 13:15:13 -060020 bool
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -050021 select PREEMPT_NOTIFIERS
22 select ANON_INODES
Hollis Blanchard74ef7402008-11-07 13:15:13 -060023
24config KVM_440
25 bool "KVM support for PowerPC 440 processors"
26 depends on EXPERIMENTAL && 44x
27 select KVM
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -050028 ---help---
Hollis Blanchard74ef7402008-11-07 13:15:13 -060029 Support running unmodified 440 guest kernels in virtual machines on
30 440 host processors.
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -050031
32 This module provides access to the hardware capabilities through
33 a character device node named /dev/kvm.
34
35 If unsure, say N.
36
Hollis Blanchard73e75b42008-12-02 15:51:57 -060037config KVM_EXIT_TIMING
38 bool "Detailed exit timing"
39 depends on KVM
40 ---help---
41 Calculate elapsed time for every exit/enter cycle. A per-vcpu
42 report is available in debugfs kvm/vm#_vcpu#_timing.
43 The overhead is relatively small, however it is not recommended for
44 production environments.
45
46 If unsure, say N.
47
Hollis Blanchardbc8080c2009-01-03 16:23:10 -060048config KVM_E500
49 bool "KVM support for PowerPC E500 processors"
50 depends on EXPERIMENTAL && E500
51 select KVM
52 ---help---
53 Support running unmodified E500 guest kernels in virtual machines on
54 E500 host processors.
55
56 This module provides access to the hardware capabilities through
57 a character device node named /dev/kvm.
58
59 If unsure, say N.
60
Jerone Young12f67552008-07-14 14:00:02 +020061config KVM_TRACE
62 bool "KVM trace support"
63 depends on KVM && MARKERS && SYSFS
64 select RELAY
65 select DEBUG_FS
66 default n
67 ---help---
68 This option allows reading a trace of kvm-related events through
69 relayfs. Note the ABI is not considered stable and will be
70 modified in future updates.
71
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -050072source drivers/virtio/Kconfig
73
74endif # VIRTUALIZATION