s390/dma: fix mapping_error detection
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / s390 / kvm / Kconfig
1 #
2 # KVM configuration
3 #
4 source "virt/kvm/Kconfig"
5
6 menuconfig VIRTUALIZATION
7 def_bool y
8 prompt "KVM"
9 ---help---
10 Say Y here to get to see options for using your Linux host to run other
11 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 disabled.
15
16 if VIRTUALIZATION
17
18 config KVM
19 def_tristate y
20 prompt "Kernel-based Virtual Machine (KVM) support"
21 depends on HAVE_KVM
22 select PREEMPT_NOTIFIERS
23 select ANON_INODES
24 select HAVE_KVM_CPU_RELAX_INTERCEPT
25 select HAVE_KVM_EVENTFD
26 ---help---
27 Support hosting paravirtualized guest machines using the SIE
28 virtualization capability on the mainframe. This should work
29 on any 64bit machine.
30
31 This module provides access to the hardware capabilities through
32 a character device node named /dev/kvm.
33
34 To compile this as a module, choose M here: the module
35 will be called kvm.
36
37 If unsure, say N.
38
39 config KVM_S390_UCONTROL
40 bool "Userspace controlled virtual machines"
41 depends on KVM
42 ---help---
43 Allow CAP_SYS_ADMIN users to create KVM virtual machines that are
44 controlled by userspace.
45
46 If unsure, say N.
47
48 # OK, it's a little counter-intuitive to do this, but it puts it neatly under
49 # the virtualization menu.
50 source drivers/vhost/Kconfig
51
52 endif # VIRTUALIZATION