| # SPDX-License-Identifier: GPL-2.0 | 
 | # | 
 | # KVM configuration | 
 | # | 
 | source "virt/kvm/Kconfig" | 
 |  | 
 | menuconfig VIRTUALIZATION | 
 | 	def_bool y | 
 | 	prompt "KVM" | 
 | 	---help--- | 
 | 	  Say Y here to get to see options for using your Linux host to run other | 
 | 	  operating systems inside virtual machines (guests). | 
 | 	  This option alone does not add any kernel code. | 
 |  | 
 | 	  If you say N, all options in this submenu will be skipped and disabled. | 
 |  | 
 | if VIRTUALIZATION | 
 |  | 
 | config KVM | 
 | 	def_tristate y | 
 | 	prompt "Kernel-based Virtual Machine (KVM) support" | 
 | 	depends on HAVE_KVM | 
 | 	select PREEMPT_NOTIFIERS | 
 | 	select HAVE_KVM_CPU_RELAX_INTERCEPT | 
 | 	select HAVE_KVM_VCPU_ASYNC_IOCTL | 
 | 	select HAVE_KVM_EVENTFD | 
 | 	select KVM_ASYNC_PF | 
 | 	select KVM_ASYNC_PF_SYNC | 
 | 	select HAVE_KVM_IRQCHIP | 
 | 	select HAVE_KVM_IRQFD | 
 | 	select HAVE_KVM_IRQ_ROUTING | 
 | 	select HAVE_KVM_INVALID_WAKEUPS | 
 | 	select SRCU | 
 | 	select KVM_VFIO | 
 | 	---help--- | 
 | 	  Support hosting paravirtualized guest machines using the SIE | 
 | 	  virtualization capability on the mainframe. This should work | 
 | 	  on any 64bit machine. | 
 |  | 
 | 	  This module provides access to the hardware capabilities through | 
 | 	  a character device node named /dev/kvm. | 
 |  | 
 | 	  To compile this as a module, choose M here: the module | 
 | 	  will be called kvm. | 
 |  | 
 | 	  If unsure, say N. | 
 |  | 
 | config KVM_S390_UCONTROL | 
 | 	bool "Userspace controlled virtual machines" | 
 | 	depends on KVM | 
 | 	---help--- | 
 | 	  Allow CAP_SYS_ADMIN users to create KVM virtual machines that are | 
 | 	  controlled by userspace. | 
 |  | 
 | 	  If unsure, say N. | 
 |  | 
 | # OK, it's a little counter-intuitive to do this, but it puts it neatly under | 
 | # the virtualization menu. | 
 | source drivers/vhost/Kconfig | 
 |  | 
 | endif # VIRTUALIZATION |