1# SPDX-License-Identifier: GPL-2.0 2# 3# KVM configuration 4# 5source "virt/kvm/Kconfig" 6 7menuconfig VIRTUALIZATION 8 def_bool y 9 prompt "KVM" 10 help 11 Say Y here to get to see options for using your Linux host to run other 12 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 disabled. 16 17if VIRTUALIZATION 18 19config KVM 20 def_tristate y 21 prompt "Kernel-based Virtual Machine (KVM) support" 22 select HAVE_KVM_CPU_RELAX_INTERCEPT 23 select KVM_ASYNC_PF 24 select KVM_ASYNC_PF_SYNC 25 select KVM_COMMON 26 select HAVE_KVM_IRQCHIP 27 select HAVE_KVM_IRQ_ROUTING 28 select HAVE_KVM_INVALID_WAKEUPS 29 select HAVE_KVM_NO_POLL 30 select KVM_VFIO 31 select MMU_NOTIFIER 32 select VIRT_XFER_TO_GUEST_WORK 33 select KVM_GENERIC_MMU_NOTIFIER 34 select KVM_MMU_LOCKLESS_AGING 35 help 36 Support hosting paravirtualized guest machines using the SIE 37 virtualization capability on the mainframe. This should work 38 on any 64bit machine. 39 40 This module provides access to the hardware capabilities through 41 a character device node named /dev/kvm. 42 43 To compile this as a module, choose M here: the module 44 will be called kvm. 45 46 If unsure, say N. 47 48config KVM_S390_UCONTROL 49 bool "Userspace controlled virtual machines" 50 depends on KVM 51 help 52 Allow CAP_SYS_ADMIN users to create KVM virtual machines that are 53 controlled by userspace. 54 55 If unsure, say N. 56 57endif # VIRTUALIZATION 58