arch/arm64/kvm/Kconfig

   1 #
   2 # KVM configuration
   3 #
   4
   5 source "virt/kvm/Kconfig"
   6
   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
  20         bool "Kernel-based Virtual Machine (KVM) support"
  21         depends on OF
  22         select MMU_NOTIFIER
  23         select PREEMPT_NOTIFIERS
  24         select ANON_INODES
  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 KVM_VFIO
  32         select HAVE_KVM_EVENTFD
  33         select HAVE_KVM_IRQFD
  34         ---help---
  35           Support hosting virtualized guest machines.
  36
  37           If unsure, say N.
  38
  39 config KVM_ARM_HOST
  40         bool
  41         ---help---
  42           Provides host support for ARM processors.
  43
  44 config KVM_ARM_MAX_VCPUS
  45         int "Number maximum supported virtual CPUs per VM"
  46         depends on KVM_ARM_HOST
  47         default 4
  48         help
  49           Static number of max supported virtual CPUs per VM.
  50
  51           If you choose a high number, the vcpu structures will be quite
  52           large, so only choose a reasonable number that you expect to
  53           actually use.
  54
  55 endif # VIRTUALIZATION