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 depends on HAVE_KVM 23 select PREEMPT_NOTIFIERS 24 select HAVE_KVM_CPU_RELAX_INTERCEPT 25 select HAVE_KVM_VCPU_ASYNC_IOCTL 26 select HAVE_KVM_EVENTFD 27 select KVM_ASYNC_PF 28 select KVM_ASYNC_PF_SYNC 29 select HAVE_KVM_IRQCHIP 30 select HAVE_KVM_IRQFD 31 select HAVE_KVM_IRQ_ROUTING 32 select HAVE_KVM_INVALID_WAKEUPS 33 select HAVE_KVM_NO_POLL 34 select SRCU 35 select KVM_VFIO 36 select INTERVAL_TREE 37 help 38 Support hosting paravirtualized guest machines using the SIE 39 virtualization capability on the mainframe. This should work 40 on any 64bit machine. 41 42 This module provides access to the hardware capabilities through 43 a character device node named /dev/kvm. 44 45 To compile this as a module, choose M here: the module 46 will be called kvm. 47 48 If unsure, say N. 49 50config KVM_S390_UCONTROL 51 bool "Userspace controlled virtual machines" 52 depends on KVM 53 help 54 Allow CAP_SYS_ADMIN users to create KVM virtual machines that are 55 controlled by userspace. 56 57 If unsure, say N. 58 59endif # VIRTUALIZATION 60