1# SPDX-License-Identifier: GPL-2.0 2# KVM common configuration items and defaults 3 4config HAVE_KVM 5 bool 6 select EVENTFD 7 8config HAVE_KVM_PFNCACHE 9 bool 10 11config HAVE_KVM_IRQCHIP 12 bool 13 14config HAVE_KVM_IRQ_ROUTING 15 bool 16 17config HAVE_KVM_DIRTY_RING 18 bool 19 20# Only strongly ordered architectures can select this, as it doesn't 21# put any explicit constraint on userspace ordering. They can also 22# select the _ACQ_REL version. 23config HAVE_KVM_DIRTY_RING_TSO 24 bool 25 select HAVE_KVM_DIRTY_RING 26 depends on X86 27 28# Weakly ordered architectures can only select this, advertising 29# to userspace the additional ordering requirements. 30config HAVE_KVM_DIRTY_RING_ACQ_REL 31 bool 32 select HAVE_KVM_DIRTY_RING 33 34# Allow enabling both the dirty bitmap and dirty ring. Only architectures 35# that need to dirty memory outside of a vCPU context should select this. 36config NEED_KVM_DIRTY_RING_WITH_BITMAP 37 bool 38 depends on HAVE_KVM_DIRTY_RING 39 40config KVM_MMIO 41 bool 42 43config KVM_ASYNC_PF 44 bool 45 46# Toggle to switch between direct notification and batch job 47config KVM_ASYNC_PF_SYNC 48 bool 49 50config HAVE_KVM_MSI 51 bool 52 53config HAVE_KVM_CPU_RELAX_INTERCEPT 54 bool 55 56config KVM_VFIO 57 bool 58 59config HAVE_KVM_INVALID_WAKEUPS 60 bool 61 62config KVM_GENERIC_DIRTYLOG_READ_PROTECT 63 bool 64 65config KVM_COMPAT 66 def_bool y 67 depends on KVM && COMPAT && !(S390 || ARM64 || RISCV) 68 69config HAVE_KVM_IRQ_BYPASS 70 bool 71 72config HAVE_KVM_VCPU_ASYNC_IOCTL 73 bool 74 75config HAVE_KVM_VCPU_RUN_PID_CHANGE 76 bool 77 78config HAVE_KVM_NO_POLL 79 bool 80 81config KVM_XFER_TO_GUEST_WORK 82 bool 83 84config HAVE_KVM_PM_NOTIFIER 85 bool 86 87config KVM_GENERIC_HARDWARE_ENABLING 88 bool 89 90config KVM_GENERIC_MMU_NOTIFIER 91 select MMU_NOTIFIER 92 bool 93 94config KVM_GENERIC_MEMORY_ATTRIBUTES 95 select KVM_GENERIC_MMU_NOTIFIER 96 bool 97 98config KVM_PRIVATE_MEM 99 select XARRAY_MULTI 100 bool 101 102config KVM_GENERIC_PRIVATE_MEM 103 select KVM_GENERIC_MEMORY_ATTRIBUTES 104 select KVM_PRIVATE_MEM 105 bool 106