1 # SPDX-License-Identifier: GPL-2.0
2 # KVM common configuration items and defaults
3
4 config KVM_COMMON
5 bool
6 select EVENTFD
7 select INTERVAL_TREE
8 select PREEMPT_NOTIFIERS
9
10 config HAVE_KVM_PFNCACHE
11 bool
12
13 config HAVE_KVM_IRQCHIP
14 bool
15
16 config HAVE_KVM_IRQ_ROUTING
17 bool
18
19 config HAVE_KVM_DIRTY_RING
20 bool
21
22 # Only strongly ordered architectures can sele
23 # put any explicit constraint on userspace ord
24 # select the _ACQ_REL version.
25 config 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
31 # to userspace the additional ordering require
32 config HAVE_KVM_DIRTY_RING_ACQ_REL
33 bool
34 select HAVE_KVM_DIRTY_RING
35
36 # Allow enabling both the dirty bitmap and dir
37 # that need to dirty memory outside of a vCPU
38 config NEED_KVM_DIRTY_RING_WITH_BITMAP
39 bool
40 depends on HAVE_KVM_DIRTY_RING
41
42 config KVM_MMIO
43 bool
44
45 config KVM_ASYNC_PF
46 bool
47
48 # Toggle to switch between direct notification
49 config KVM_ASYNC_PF_SYNC
50 bool
51
52 config HAVE_KVM_MSI
53 bool
54
55 config HAVE_KVM_READONLY_MEM
56 bool
57
58 config HAVE_KVM_CPU_RELAX_INTERCEPT
59 bool
60
61 config KVM_VFIO
62 bool
63
64 config HAVE_KVM_INVALID_WAKEUPS
65 bool
66
67 config KVM_GENERIC_DIRTYLOG_READ_PROTECT
68 bool
69
70 config KVM_GENERIC_PRE_FAULT_MEMORY
71 bool
72
73 config KVM_COMPAT
74 def_bool y
75 depends on KVM && COMPAT && !(S390 || A
76
77 config HAVE_KVM_IRQ_BYPASS
78 bool
79 select IRQ_BYPASS_MANAGER
80
81 config HAVE_KVM_VCPU_ASYNC_IOCTL
82 bool
83
84 config HAVE_KVM_VCPU_RUN_PID_CHANGE
85 bool
86
87 config HAVE_KVM_NO_POLL
88 bool
89
90 config KVM_XFER_TO_GUEST_WORK
91 bool
92
93 config HAVE_KVM_PM_NOTIFIER
94 bool
95
96 config KVM_GENERIC_HARDWARE_ENABLING
97 bool
98
99 config KVM_GENERIC_MMU_NOTIFIER
100 select MMU_NOTIFIER
101 bool
102
103 config KVM_GENERIC_MEMORY_ATTRIBUTES
104 depends on KVM_GENERIC_MMU_NOTIFIER
105 bool
106
107 config KVM_PRIVATE_MEM
108 select XARRAY_MULTI
109 bool
110
111 config KVM_GENERIC_PRIVATE_MEM
112 select KVM_GENERIC_MEMORY_ATTRIBUTES
113 select KVM_PRIVATE_MEM
114 bool
115
116 config HAVE_KVM_ARCH_GMEM_PREPARE
117 bool
118 depends on KVM_PRIVATE_MEM
119
120 config HAVE_KVM_ARCH_GMEM_INVALIDATE
121 bool
122 depends on KVM_PRIVATE_MEM
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