Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
Marc Zyngier | c3eb5b1 | 2013-07-04 13:34:32 +0100 | [diff] [blame] | 2 | # |
| 3 | # KVM configuration |
| 4 | # |
| 5 | |
| 6 | source "virt/kvm/Kconfig" |
Eric Auger | 2412405 | 2017-10-27 15:28:31 +0100 | [diff] [blame] | 7 | source "virt/lib/Kconfig" |
Marc Zyngier | c3eb5b1 | 2013-07-04 13:34:32 +0100 | [diff] [blame] | 8 | |
| 9 | menuconfig VIRTUALIZATION |
| 10 | bool "Virtualization" |
| 11 | ---help--- |
| 12 | Say Y here to get to see options for using your Linux host to run |
| 13 | other operating systems inside virtual machines (guests). |
| 14 | This option alone does not add any kernel code. |
| 15 | |
| 16 | If you say N, all options in this submenu will be skipped and |
| 17 | disabled. |
| 18 | |
| 19 | if VIRTUALIZATION |
| 20 | |
| 21 | config KVM |
| 22 | bool "Kernel-based Virtual Machine (KVM) support" |
Christoffer Dall | 662d971 | 2015-03-11 14:21:31 +0100 | [diff] [blame] | 23 | depends on OF |
Marc Zyngier | c3eb5b1 | 2013-07-04 13:34:32 +0100 | [diff] [blame] | 24 | select MMU_NOTIFIER |
| 25 | select PREEMPT_NOTIFIERS |
| 26 | select ANON_INODES |
Marc Zyngier | d241aac | 2013-08-02 11:41:13 +0100 | [diff] [blame] | 27 | select HAVE_KVM_CPU_RELAX_INTERCEPT |
Mario Smarduch | 7276030 | 2015-01-15 15:59:01 -0800 | [diff] [blame] | 28 | select HAVE_KVM_ARCH_TLB_FLUSH_ALL |
Marc Zyngier | c3eb5b1 | 2013-07-04 13:34:32 +0100 | [diff] [blame] | 29 | select KVM_MMIO |
| 30 | select KVM_ARM_HOST |
Mario Smarduch | 7276030 | 2015-01-15 15:59:01 -0800 | [diff] [blame] | 31 | select KVM_GENERIC_DIRTYLOG_READ_PROTECT |
Pranith Kumar | 83fe27e | 2014-12-05 11:24:45 -0500 | [diff] [blame] | 32 | select SRCU |
Kim Phillips | 8889583 | 2015-06-05 16:21:49 +0100 | [diff] [blame] | 33 | select KVM_VFIO |
Eric Auger | 174178f | 2015-03-04 11:14:36 +0100 | [diff] [blame] | 34 | select HAVE_KVM_EVENTFD |
| 35 | select HAVE_KVM_IRQFD |
Shannon Zhao | 04fe472 | 2015-09-11 09:38:32 +0800 | [diff] [blame] | 36 | select KVM_ARM_PMU if HW_PERF_EVENTS |
Andre Przywara | 0e4e82f | 2016-07-15 12:43:38 +0100 | [diff] [blame] | 37 | select HAVE_KVM_MSI |
Eric Auger | 180ae7b | 2016-07-22 16:20:41 +0000 | [diff] [blame] | 38 | select HAVE_KVM_IRQCHIP |
| 39 | select HAVE_KVM_IRQ_ROUTING |
Eric Auger | 2412405 | 2017-10-27 15:28:31 +0100 | [diff] [blame] | 40 | select IRQ_BYPASS_MANAGER |
| 41 | select HAVE_KVM_IRQ_BYPASS |
Dave Martin | e6b673b | 2018-04-06 14:55:59 +0100 | [diff] [blame] | 42 | select HAVE_KVM_VCPU_RUN_PID_CHANGE |
Marc Zyngier | c3eb5b1 | 2013-07-04 13:34:32 +0100 | [diff] [blame] | 43 | ---help--- |
| 44 | Support hosting virtualized guest machines. |
Suzuki K. Poulose | 44eaacf | 2015-10-19 14:19:37 +0100 | [diff] [blame] | 45 | We don't support KVM with 16K page tables yet, due to the multiple |
| 46 | levels of fake page tables. |
Marc Zyngier | c3eb5b1 | 2013-07-04 13:34:32 +0100 | [diff] [blame] | 47 | |
| 48 | If unsure, say N. |
| 49 | |
| 50 | config KVM_ARM_HOST |
| 51 | bool |
| 52 | ---help--- |
| 53 | Provides host support for ARM processors. |
| 54 | |
Shannon Zhao | 04fe472 | 2015-09-11 09:38:32 +0800 | [diff] [blame] | 55 | config KVM_ARM_PMU |
| 56 | bool |
| 57 | ---help--- |
| 58 | Adds support for a virtual Performance Monitoring Unit (PMU) in |
| 59 | virtual machines. |
| 60 | |
Marc Zyngier | 4340ba8 | 2018-03-14 13:28:50 +0000 | [diff] [blame] | 61 | config KVM_INDIRECT_VECTORS |
Marc Zyngier | dee3924 | 2018-02-15 11:47:14 +0000 | [diff] [blame] | 62 | def_bool KVM && (HARDEN_BRANCH_PREDICTOR || HARDEN_EL2_VECTORS) |
Marc Zyngier | 4340ba8 | 2018-03-14 13:28:50 +0000 | [diff] [blame] | 63 | |
Wei Huang | 75755c6 | 2015-10-09 10:08:43 -0500 | [diff] [blame] | 64 | source drivers/vhost/Kconfig |
| 65 | |
Marc Zyngier | c3eb5b1 | 2013-07-04 13:34:32 +0100 | [diff] [blame] | 66 | endif # VIRTUALIZATION |