1#
2# KVM configuration
3#
4
5source "virt/kvm/Kconfig"
6
7menuconfig 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
20	bool "Kernel-based Virtual Machine (KVM) support"
21	depends on MMU && OF
22	select PREEMPT_NOTIFIERS
23	select ANON_INODES
24	select ARM_GIC
25	select HAVE_KVM_CPU_RELAX_INTERCEPT
26	select HAVE_KVM_ARCH_TLB_FLUSH_ALL
27	select KVM_MMIO
28	select KVM_ARM_HOST
29	select KVM_GENERIC_DIRTYLOG_READ_PROTECT
30	select SRCU
31	select MMU_NOTIFIER
32	select HAVE_KVM_EVENTFD
33	select HAVE_KVM_IRQFD
34	depends on ARM_VIRT_EXT && ARM_LPAE && ARM_ARCH_TIMER
35	---help---
36	  Support hosting virtualized guest machines.
37
38	  This module provides access to the hardware capabilities through
39	  a character device node named /dev/kvm.
40
41	  If unsure, say N.
42
43config KVM_ARM_HOST
44	bool
45	---help---
46	  Provides host support for ARM processors.
47
48config KVM_ARM_MAX_VCPUS
49	int "Number maximum supported virtual CPUs per VM"
50	depends on KVM_ARM_HOST
51	default 4
52	help
53	  Static number of max supported virtual CPUs per VM.
54
55	  If you choose a high number, the vcpu structures will be quite
56	  large, so only choose a reasonable number that you expect to
57	  actually use.
58
59endif # VIRTUALIZATION
60