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https://github.com/edk2-porting/linux-next.git
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8f116a6c73
Let KVM_WERROR depend on KVM, so it doesn't show in menuconfig alone.
Signed-off-by: Matteo Croce <mcroce@microsoft.com>
Message-Id: <20201001112014.9561-1-mcroce@linux.microsoft.com>
Fixes: 4f337faf1c ("KVM: allow disabling -Werror")
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
113 lines
3.1 KiB
Plaintext
113 lines
3.1 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0
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#
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# KVM configuration
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#
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source "virt/kvm/Kconfig"
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menuconfig VIRTUALIZATION
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bool "Virtualization"
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depends on HAVE_KVM || X86
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default y
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help
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Say Y here to get to see options for using your Linux host to run other
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operating systems inside virtual machines (guests).
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This option alone does not add any kernel code.
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If you say N, all options in this submenu will be skipped and disabled.
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if VIRTUALIZATION
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config KVM
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tristate "Kernel-based Virtual Machine (KVM) support"
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depends on HAVE_KVM
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depends on HIGH_RES_TIMERS
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# for TASKSTATS/TASK_DELAY_ACCT:
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depends on NET && MULTIUSER
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depends on X86_LOCAL_APIC
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select PREEMPT_NOTIFIERS
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select MMU_NOTIFIER
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select HAVE_KVM_IRQCHIP
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select HAVE_KVM_IRQFD
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select IRQ_BYPASS_MANAGER
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select HAVE_KVM_IRQ_BYPASS
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select HAVE_KVM_IRQ_ROUTING
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select HAVE_KVM_EVENTFD
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select KVM_ASYNC_PF
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select USER_RETURN_NOTIFIER
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select KVM_MMIO
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select TASKSTATS
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select TASK_DELAY_ACCT
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select PERF_EVENTS
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select HAVE_KVM_MSI
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select HAVE_KVM_CPU_RELAX_INTERCEPT
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select HAVE_KVM_NO_POLL
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select KVM_XFER_TO_GUEST_WORK
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select KVM_GENERIC_DIRTYLOG_READ_PROTECT
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select KVM_VFIO
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select SRCU
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help
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Support hosting fully virtualized guest machines using hardware
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virtualization extensions. You will need a fairly recent
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processor equipped with virtualization extensions. You will also
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need to select one or more of the processor modules below.
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This module provides access to the hardware capabilities through
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a character device node named /dev/kvm.
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To compile this as a module, choose M here: the module
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will be called kvm.
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If unsure, say N.
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config KVM_WERROR
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bool "Compile KVM with -Werror"
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# KASAN may cause the build to fail due to larger frames
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default y if X86_64 && !KASAN
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# We use the dependency on !COMPILE_TEST to not be enabled
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# blindly in allmodconfig or allyesconfig configurations
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depends on KVM
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depends on (X86_64 && !KASAN) || !COMPILE_TEST
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depends on EXPERT
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help
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Add -Werror to the build flags for KVM.
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If in doubt, say "N".
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config KVM_INTEL
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tristate "KVM for Intel (and compatible) processors support"
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depends on KVM && IA32_FEAT_CTL
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help
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Provides support for KVM on processors equipped with Intel's VT
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extensions, a.k.a. Virtual Machine Extensions (VMX).
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To compile this as a module, choose M here: the module
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will be called kvm-intel.
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config KVM_AMD
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tristate "KVM for AMD processors support"
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depends on KVM
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help
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Provides support for KVM on AMD processors equipped with the AMD-V
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(SVM) extensions.
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To compile this as a module, choose M here: the module
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will be called kvm-amd.
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config KVM_AMD_SEV
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def_bool y
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bool "AMD Secure Encrypted Virtualization (SEV) support"
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depends on KVM_AMD && X86_64
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depends on CRYPTO_DEV_SP_PSP && !(KVM_AMD=y && CRYPTO_DEV_CCP_DD=m)
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help
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Provides support for launching Encrypted VMs on AMD processors.
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config KVM_MMU_AUDIT
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bool "Audit KVM MMU"
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depends on KVM && TRACEPOINTS
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help
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This option adds a R/W kVM module parameter 'mmu_audit', which allows
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auditing of KVM MMU events at runtime.
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endif # VIRTUALIZATION
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