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