420ae1fc51
Some read-only MSRs affect the behavior of ioctls such as KVM_SET_NESTED_STATE. We can initialize them once and for all right after the CPU is realized, since they will never be modified by the guest. Reported-by: Qingua Cheng <qcheng@redhat.com> Cc: qemu-stable@nongnu.org Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <1579544504-3616-2-git-send-email-pbonzini@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/*
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* QEMU KVM support -- x86 specific functions.
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*
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* Copyright (c) 2012 Linaro Limited
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#ifndef QEMU_KVM_I386_H
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#define QEMU_KVM_I386_H
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#include "sysemu/kvm.h"
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#define kvm_apic_in_kernel() (kvm_irqchip_in_kernel())
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#ifdef CONFIG_KVM
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#define kvm_pit_in_kernel() \
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(kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
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#define kvm_pic_in_kernel() \
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(kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
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#define kvm_ioapic_in_kernel() \
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(kvm_irqchip_in_kernel() && !kvm_irqchip_is_split())
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#else
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#define kvm_pit_in_kernel() 0
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#define kvm_pic_in_kernel() 0
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#define kvm_ioapic_in_kernel() 0
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#endif /* CONFIG_KVM */
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bool kvm_allows_irq0_override(void);
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bool kvm_has_smm(void);
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bool kvm_has_adjust_clock_stable(void);
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bool kvm_has_exception_payload(void);
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void kvm_synchronize_all_tsc(void);
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void kvm_arch_reset_vcpu(X86CPU *cs);
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void kvm_arch_do_init_vcpu(X86CPU *cs);
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void kvm_put_apicbase(X86CPU *cpu, uint64_t value);
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bool kvm_enable_x2apic(void);
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bool kvm_has_x2apic_api(void);
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bool kvm_hv_vpindex_settable(void);
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#endif
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