xref: /linux/virt/kvm/Kconfig (revision e65e175b07bef5974045cc42238de99057669ca7)
1# SPDX-License-Identifier: GPL-2.0
2# KVM common configuration items and defaults
3
4config HAVE_KVM
5       bool
6
7config HAVE_KVM_PFNCACHE
8       bool
9
10config HAVE_KVM_IRQCHIP
11       bool
12
13config HAVE_KVM_IRQFD
14       bool
15
16config HAVE_KVM_IRQ_ROUTING
17       bool
18
19config HAVE_KVM_DIRTY_RING
20       bool
21
22# Only strongly ordered architectures can select this, as it doesn't
23# put any explicit constraint on userspace ordering. They can also
24# select the _ACQ_REL version.
25config HAVE_KVM_DIRTY_RING_TSO
26       bool
27       select HAVE_KVM_DIRTY_RING
28       depends on X86
29
30# Weakly ordered architectures can only select this, advertising
31# to userspace the additional ordering requirements.
32config HAVE_KVM_DIRTY_RING_ACQ_REL
33       bool
34       select HAVE_KVM_DIRTY_RING
35
36# Allow enabling both the dirty bitmap and dirty ring. Only architectures
37# that need to dirty memory outside of a vCPU context should select this.
38config NEED_KVM_DIRTY_RING_WITH_BITMAP
39	bool
40	depends on HAVE_KVM_DIRTY_RING
41
42config HAVE_KVM_EVENTFD
43       bool
44       select EVENTFD
45
46config KVM_MMIO
47       bool
48
49config KVM_ASYNC_PF
50       bool
51
52# Toggle to switch between direct notification and batch job
53config KVM_ASYNC_PF_SYNC
54       bool
55
56config HAVE_KVM_MSI
57       bool
58
59config HAVE_KVM_CPU_RELAX_INTERCEPT
60       bool
61
62config KVM_VFIO
63       bool
64
65config HAVE_KVM_ARCH_TLB_FLUSH_ALL
66       bool
67
68config HAVE_KVM_INVALID_WAKEUPS
69       bool
70
71config KVM_GENERIC_DIRTYLOG_READ_PROTECT
72       bool
73
74config KVM_COMPAT
75       def_bool y
76       depends on KVM && COMPAT && !(S390 || ARM64 || RISCV)
77
78config HAVE_KVM_IRQ_BYPASS
79       bool
80
81config HAVE_KVM_VCPU_ASYNC_IOCTL
82       bool
83
84config HAVE_KVM_VCPU_RUN_PID_CHANGE
85       bool
86
87config HAVE_KVM_NO_POLL
88       bool
89
90config KVM_XFER_TO_GUEST_WORK
91       bool
92
93config HAVE_KVM_PM_NOTIFIER
94       bool
95