diff options
| author | Steve Rutherford <srutherford@google.com> | 2015-07-29 23:21:40 -0700 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-10-01 15:06:26 +0200 |
| commit | 49df6397edfc5a8ba8ca813b51fb9729d8e94b40 (patch) | |
| tree | b5cb29a28fff01c9c85c4f02961164532fa241b2 /arch/x86/kvm/ioapic.h | |
| parent | 4ca7dd8ce4b24e18f94eed90e80c6eb80fb48c9a (diff) | |
KVM: x86: Split the APIC from the rest of IRQCHIP.
First patch in a series which enables the relocation of the
PIC/IOAPIC to userspace.
Adds capability KVM_CAP_SPLIT_IRQCHIP;
KVM_CAP_SPLIT_IRQCHIP enables the construction of LAPICs without the
rest of the irqchip.
Compile tested for x86.
Signed-off-by: Steve Rutherford <srutherford@google.com>
Suggested-by: Andrew Honig <ahonig@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/ioapic.h')
| -rw-r--r-- | arch/x86/kvm/ioapic.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kvm/ioapic.h b/arch/x86/kvm/ioapic.h index bf36d66a1951..a8842c0dee73 100644 --- a/arch/x86/kvm/ioapic.h +++ b/arch/x86/kvm/ioapic.h @@ -97,6 +97,14 @@ static inline struct kvm_ioapic *ioapic_irqchip(struct kvm *kvm) return kvm->arch.vioapic; } +static inline int ioapic_in_kernel(struct kvm *kvm) +{ + int ret; + + ret = (ioapic_irqchip(kvm) != NULL); + return ret; +} + void kvm_rtc_eoi_tracking_restore_one(struct kvm_vcpu *vcpu); bool kvm_apic_match_dest(struct kvm_vcpu *vcpu, struct kvm_lapic *source, int short_hand, unsigned int dest, int dest_mode); |