On Sat, Nov 10, 2012 at 04:44:58PM +0100, Christoffer Dall wrote:
[...]
> @@ -141,7 +519,98 @@ struct mmio_range *find_matching_range(const struct
> mmio_range *ranges,
> */
> bool vgic_handle_mmio(struct kvm_vcpu *vcpu, struct kvm_run *run, struct
> kvm_exit_mmio *mmio)
> {
> - return KVM_EXIT_MMIO;
> + const struct mmio_range *range;
> + struct vgic_dist *dist = &vcpu->kvm->arch.vgic;
> + unsigned long base = dist->vgic_dist_base;
> + bool updated_state;
> +
> + if (!irqchip_in_kernel(vcpu->kvm) ||
> + mmio->phys_addr < base ||
> + (mmio->phys_addr + mmio->len) > (base + dist->vgic_dist_size))
> + return false;
> +
> + range = find_matching_range(vgic_ranges, mmio, base);
> + if (unlikely(!range || !range->handle_mmio)) {
> + pr_warn("Unhandled access %d %08llx %d\n",
> + mmio->is_write, mmio->phys_addr, mmio->len);
> + return false;
> + }
> +
> + spin_lock(&vcpu->kvm->arch.vgic.lock);
> + updated_state = range->handle_mmio(vcpu, mmio,mmio->phys_addr -
> range->base - base);
Missing space after ','.
Checkpatch may fail here.
Regards
Dong Aisheng
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