Documentation/admin-guide/kernel-parameters.txt

1078 			with KVM, with HASH MMU, or with coherent accelerators.
2549 	kvm.ignore_msrs=[KVM] Ignore guest accesses to unhandled MSRs.
2553 			[KVM,X86] Controls whether or not KVM will try to
2577 	kvm.enable_vmware_backdoor=[KVM] Support VMware backdoor PV interface.
2581 			[KVM] Controls the software workaround for the
2594 			[KVM] Controls how many 4KiB pages are periodically zapped
2596 			the value is N KVM will zap 1/Nth of the 4KiB pages every
2600 			[KVM] Controls the time period at which KVM zaps 4KiB pages
2601 			back to huge pages. If the value is a non-zero N, KVM will
2603 			If the value is 0 (the default), KVM will pick a period based
2606 	kvm-amd.nested=	[KVM,AMD] Control nested virtualization feature in
2607 			KVM/SVM. Default is 1 (enabled).
2609 	kvm-amd.npt=	[KVM,AMD] Control KVM's use of Nested Page Tables,
2611 			(enabled). Disable by KVM if hardware lacks support
2615 			[KVM,ARM] Select one of KVM/arm64's modes of operation.
2617 			none: Forcefully disable KVM.
2635 			[KVM,ARM] Trap guest accesses to GICv3 group-0
2639 			[KVM,ARM] Trap guest accesses to GICv3 group-1
2643 			[KVM,ARM] Trap guest accesses to GICv3 common
2647 			[KVM,ARM] Allow use of GICv4 for direct injection of
2652 			contiguous memory allocation for KVM hash pagetable
2658 	kvm-intel.ept=	[KVM,Intel] Control KVM's use of Extended Page Tables,
2660 			(enabled). Disable by KVM if hardware lacks support
2664 			[KVM,Intel] Control whether to emulate invalid guest
2668 			as KVM never emulates invalid L2 guest state.
2672 			[KVM,Intel] Control KVM's use of FlexPriority feature
2673 			(TPR shadow). Default is 1 (enabled). Disable by KVM if
2677 			[KVM,Intel] Control nested virtualization feature in
2678 			KVM/VMX. Default is 1 (enabled).
2681 			[KVM,Intel] Control KVM's use of unrestricted guest
2683 			is 1 (enabled). Disable by KVM if EPT is disabled or
2686 	kvm-intel.vmentry_l1d_flush=[KVM,Intel] Mitigation for L1 Terminal Fault
2698 	kvm-intel.vpid=	[KVM,Intel] Control KVM's use of Virtual Processor
2700 			(enabled). Disable by KVM if hardware lacks support
3123 			 the hypervisor, then assigned to KVM guests.
3832 	no-kvmapf	[X86,KVM] Disable paravirtualized asynchronous page
3835 	no-kvmclock	[X86,KVM] Disable paravirtualized KVM clock driver
3875 	nopv=		[X86,XEN,KVM,HYPER_V,VMWARE]
3878 			XEN HVM, KVM, HYPER_V and VMWARE guest.
3880 	nopvspin	[X86,XEN,KVM]