diff options
Diffstat (limited to 'virt/kvm/Kconfig')
| -rw-r--r-- | virt/kvm/Kconfig | 106 |
1 files changed, 102 insertions, 4 deletions
diff --git a/virt/kvm/Kconfig b/virt/kvm/Kconfig index 779262f59e25..267c7369c765 100644 --- a/virt/kvm/Kconfig +++ b/virt/kvm/Kconfig @@ -1,6 +1,13 @@ +# SPDX-License-Identifier: GPL-2.0 # KVM common configuration items and defaults -config HAVE_KVM +config KVM_COMMON + bool + select EVENTFD + select INTERVAL_TREE + select PREEMPT_NOTIFIERS + +config HAVE_KVM_PFNCACHE bool config HAVE_KVM_IRQCHIP @@ -9,12 +16,28 @@ config HAVE_KVM_IRQCHIP config HAVE_KVM_IRQ_ROUTING bool -config HAVE_KVM_EVENTFD +config HAVE_KVM_DIRTY_RING bool - select EVENTFD -config KVM_APIC_ARCHITECTURE +# Only strongly ordered architectures can select this, as it doesn't +# put any explicit constraint on userspace ordering. They can also +# select the _ACQ_REL version. +config HAVE_KVM_DIRTY_RING_TSO + bool + select HAVE_KVM_DIRTY_RING + depends on X86 + +# Weakly ordered architectures can only select this, advertising +# to userspace the additional ordering requirements. +config HAVE_KVM_DIRTY_RING_ACQ_REL bool + select HAVE_KVM_DIRTY_RING + +# Allow enabling both the dirty bitmap and dirty ring. Only architectures +# that need to dirty memory outside of a vCPU context should select this. +config NEED_KVM_DIRTY_RING_WITH_BITMAP + bool + depends on HAVE_KVM_DIRTY_RING config KVM_MMIO bool @@ -22,8 +45,83 @@ config KVM_MMIO config KVM_ASYNC_PF bool +# Toggle to switch between direct notification and batch job +config KVM_ASYNC_PF_SYNC + bool + config HAVE_KVM_MSI bool +config HAVE_KVM_READONLY_MEM + bool + config HAVE_KVM_CPU_RELAX_INTERCEPT bool + +config KVM_VFIO + bool + +config HAVE_KVM_INVALID_WAKEUPS + bool + +config KVM_GENERIC_DIRTYLOG_READ_PROTECT + bool + +config KVM_GENERIC_PRE_FAULT_MEMORY + bool + +config KVM_COMPAT + def_bool y + depends on KVM && COMPAT && !(S390 || ARM64 || RISCV) + +config HAVE_KVM_IRQ_BYPASS + tristate + select IRQ_BYPASS_MANAGER + +config HAVE_KVM_VCPU_RUN_PID_CHANGE + bool + +config HAVE_KVM_NO_POLL + bool + +config VIRT_XFER_TO_GUEST_WORK + bool + +config HAVE_KVM_PM_NOTIFIER + bool + +config KVM_GENERIC_HARDWARE_ENABLING + bool + +config KVM_GENERIC_MMU_NOTIFIER + select MMU_NOTIFIER + bool + +config KVM_ELIDE_TLB_FLUSH_IF_YOUNG + depends on KVM_GENERIC_MMU_NOTIFIER + bool + +config KVM_MMU_LOCKLESS_AGING + depends on KVM_GENERIC_MMU_NOTIFIER + bool + +config KVM_GENERIC_MEMORY_ATTRIBUTES + depends on KVM_GENERIC_MMU_NOTIFIER + bool + +config KVM_GUEST_MEMFD + depends on KVM_GENERIC_MMU_NOTIFIER + select XARRAY_MULTI + bool + +config HAVE_KVM_ARCH_GMEM_PREPARE + bool + depends on KVM_GUEST_MEMFD + +config HAVE_KVM_ARCH_GMEM_INVALIDATE + bool + depends on KVM_GUEST_MEMFD + +config HAVE_KVM_ARCH_GMEM_POPULATE + bool + depends on KVM_GUEST_MEMFD |
