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/Linux-v4.19/drivers/iommu/
Damd_iommu.c4298 struct amd_iommu_pi_data *pi_data = vcpu_info; in amd_ir_set_vcpu_affinity() local
4299 struct vcpu_data *vcpu_pi_info = pi_data->vcpu_data; in amd_ir_set_vcpu_affinity()
4312 pi_data->ir_data = ir_data; in amd_ir_set_vcpu_affinity()
4321 pi_data->is_guest_mode = false; in amd_ir_set_vcpu_affinity()
4328 pi_data->prev_ga_tag = ir_data->cached_ga_tag; in amd_ir_set_vcpu_affinity()
4329 if (pi_data->is_guest_mode) { in amd_ir_set_vcpu_affinity()
4331 irte->hi.fields.ga_root_ptr = (pi_data->base >> 12); in amd_ir_set_vcpu_affinity()
4335 irte->lo.fields_vapic.ga_tag = pi_data->ga_tag; in amd_ir_set_vcpu_affinity()
4337 ir_data->cached_ga_tag = pi_data->ga_tag; in amd_ir_set_vcpu_affinity()