From mboxrd@z Thu Jan 1 00:00:00 1970 From: jintack@cs.columbia.edu (Jintack Lim) Date: Mon, 9 Jan 2017 01:24:47 -0500 Subject: [RFC 51/55] KVM: arm64: Expose physical address of vcpu interface In-Reply-To: <1483943091-1364-1-git-send-email-jintack@cs.columbia.edu> References: <1483943091-1364-1-git-send-email-jintack@cs.columbia.edu> Message-ID: <1483943091-1364-52-git-send-email-jintack@cs.columbia.edu> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Expose physical address of vgic virtual cpu interface. Signed-off-by: Jintack Lim --- include/kvm/arm_vgic.h | 1 + virt/kvm/arm/vgic/vgic-v2.c | 6 ++++++ 2 files changed, 7 insertions(+) diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h index 5bda20c..05c7811 100644 --- a/include/kvm/arm_vgic.h +++ b/include/kvm/arm_vgic.h @@ -331,6 +331,7 @@ static inline void vgic_handle_nested_maint_irq(struct kvm_vcpu *vcpu) { } #define vgic_valid_spi(k, i) (((i) >= VGIC_NR_PRIVATE_IRQS) && \ ((i) < (k)->arch.vgic.nr_spis + VGIC_NR_PRIVATE_IRQS)) +phys_addr_t vgic_vcpu_base(void); bool kvm_vcpu_has_pending_irqs(struct kvm_vcpu *vcpu); void kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu); void kvm_vgic_flush_hwstate(struct kvm_vcpu *vcpu); diff --git a/virt/kvm/arm/vgic/vgic-v2.c b/virt/kvm/arm/vgic/vgic-v2.c index b8b73fd..5d85041 100644 --- a/virt/kvm/arm/vgic/vgic-v2.c +++ b/virt/kvm/arm/vgic/vgic-v2.c @@ -386,3 +386,9 @@ int vgic_v2_probe(const struct gic_kvm_info *info) return ret; } + +/* Return physical address of vgic virtual cpu interface */ +phys_addr_t vgic_vcpu_base(void) +{ + return kvm_vgic_global_state.vcpu_base; +} -- 1.9.1