projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | # SPDX-License-Identifier: GPL-2.0 |
| c3eb5b14 MZ |
2 | # |
| 3 | # KVM configuration | |
| 4 | # | |
| 5 | ||
| c8f1e967 | 6 | source "virt/kvm/Kconfig" |
| c3eb5b14 MZ |
7 | |
| 8 | menuconfig VIRTUALIZATION | |
| 9 | bool "Virtualization" | |
| a7f7f624 | 10 | help |
| c3eb5b14 MZ |
11 | Say Y here to get to see options for using your Linux host to run |
| 12 | other operating systems inside virtual machines (guests). | |
| 13 | This option alone does not add any kernel code. | |
| 14 | ||
| 15 | If you say N, all options in this submenu will be skipped and | |
| 16 | disabled. | |
| 17 | ||
| 18 | if VIRTUALIZATION | |
| 19 | ||
| f2613362 | 20 | menuconfig KVM |
| c3eb5b14 | 21 | bool "Kernel-based Virtual Machine (KVM) support" |
| e26bb75a | 22 | depends on HAVE_KVM |
| caadf876 | 23 | select KVM_COMMON |
| 441f7bfa | 24 | select KVM_GENERIC_HARDWARE_ENABLING |
| f128cf8c | 25 | select KVM_GENERIC_MMU_NOTIFIER |
| d241aac7 | 26 | select HAVE_KVM_CPU_RELAX_INTERCEPT |
| c3eb5b14 | 27 | select KVM_MMIO |
| 7276030a | 28 | select KVM_GENERIC_DIRTYLOG_READ_PROTECT |
| 6caa5812 | 29 | select KVM_XFER_TO_GUEST_WORK |
| 8889583c | 30 | select KVM_VFIO |
| 9cb1096f GS |
31 | select HAVE_KVM_DIRTY_RING_ACQ_REL |
| 32 | select NEED_KVM_DIRTY_RING_WITH_BITMAP | |
| 0e4e82f1 | 33 | select HAVE_KVM_MSI |
| 180ae7b1 EA |
34 | select HAVE_KVM_IRQCHIP |
| 35 | select HAVE_KVM_IRQ_ROUTING | |
| 2412405b EA |
36 | select IRQ_BYPASS_MANAGER |
| 37 | select HAVE_KVM_IRQ_BYPASS | |
| e6b673b7 | 38 | select HAVE_KVM_VCPU_RUN_PID_CHANGE |
| 63b3f96e | 39 | select SCHED_INFO |
| 2aef6f30 | 40 | select GUEST_PERF_EVENTS if PERF_EVENTS |
| 60046980 | 41 | select XARRAY_MULTI |
| a7f7f624 | 42 | help |
| c3eb5b14 MZ |
43 | Support hosting virtualized guest machines. |
| 44 | ||
| 45 | If unsure, say N. | |
| 46 | ||
| 03fe9cd0 MZ |
47 | config NVHE_EL2_DEBUG |
| 48 | bool "Debug mode for non-VHE EL2 object" | |
| 49 | depends on KVM | |
| 50 | help | |
| 51 | Say Y here to enable the debug mode for the non-VHE KVM EL2 object. | |
| 52 | Failure reports will BUG() in the hypervisor. This is intended for | |
| 53 | local EL2 hypervisor development. | |
| 54 | ||
| 55 | If unsure, say N. | |
| 56 | ||
| 72adac1b KS |
57 | config PROTECTED_NVHE_STACKTRACE |
| 58 | bool "Protected KVM hypervisor stacktraces" | |
| 59 | depends on NVHE_EL2_DEBUG | |
| 60 | default n | |
| 61 | help | |
| 62 | Say Y here to enable pKVM hypervisor stacktraces on hyp_panic() | |
| 63 | ||
| 72adac1b KS |
64 | If using protected nVHE mode, but cannot afford the associated |
| 65 | memory cost (less than 0.75 page per CPU) of pKVM stacktraces, | |
| 66 | say N. | |
| 67 | ||
| 03fe9cd0 | 68 | If unsure, or not using protected nVHE (pKVM), say N. |
| 8e049e0d | 69 | |
| c3eb5b14 | 70 | endif # VIRTUALIZATION |