215 					   struct hv_guest_state *l2_hv,  in kvmhv_read_guest_state_and_regs()  argument
221 	if (kvm_vcpu_read_guest(vcpu, hv_ptr, &l2_hv->version,  in kvmhv_read_guest_state_and_regs()
222 				sizeof(l2_hv->version)))  in kvmhv_read_guest_state_and_regs()
226 		l2_hv->version = swab64(l2_hv->version);  in kvmhv_read_guest_state_and_regs()
228 	size = hv_guest_state_size(l2_hv->version);  in kvmhv_read_guest_state_and_regs()
232 	return kvm_vcpu_read_guest(vcpu, hv_ptr, l2_hv, size) ||  in kvmhv_read_guest_state_and_regs()
238 					    struct hv_guest_state *l2_hv,  in kvmhv_write_guest_state_and_regs()  argument
244 	size = hv_guest_state_size(l2_hv->version);  in kvmhv_write_guest_state_and_regs()
248 	return kvm_vcpu_write_guest(vcpu, hv_ptr, l2_hv, size) ||  in kvmhv_write_guest_state_and_regs()
254 			    const struct hv_guest_state *l2_hv,  in load_l2_hv_regs()  argument
260 	restore_hv_regs(vcpu, l2_hv);  in load_l2_hv_regs()
278 	vcpu->arch.hfscr = l2_hv->hfscr & (HFSCR_INTR_CAUSE | vcpu->arch.hfscr_permitted);  in load_l2_hv_regs()
281 	vcpu->arch.dawrx0 = l2_hv->dawrx0 & ~DAWRX_HYP;  in load_l2_hv_regs()
282 	vcpu->arch.dawrx1 = l2_hv->dawrx1 & ~DAWRX_HYP;  in load_l2_hv_regs()
285 	if ((l2_hv->ciabr & CIABR_PRIV) == CIABR_PRIV_HYPER)  in load_l2_hv_regs()
286 		vcpu->arch.ciabr = l2_hv->ciabr & ~CIABR_PRIV;  in load_l2_hv_regs()
294 	struct hv_guest_state l2_hv = {0}, saved_l1_hv;  in kvmhv_enter_nested_guest()  local
310 	err = kvmhv_read_guest_state_and_regs(vcpu, &l2_hv, &l2_regs,  in kvmhv_enter_nested_guest()
317 		byteswap_hv_regs(&l2_hv);  in kvmhv_enter_nested_guest()
318 	if (l2_hv.version > HV_GUEST_STATE_VERSION)  in kvmhv_enter_nested_guest()
323 	if (l2_hv.vcpu_token >= NR_CPUS)  in kvmhv_enter_nested_guest()
344 	l2 = kvmhv_get_nested(vcpu->kvm, l2_hv.lpid, true);  in kvmhv_enter_nested_guest()
359 	hdec_exp = l2_hv.hdec_expiry - vc->tb_offset;  in kvmhv_enter_nested_guest()
360 	vc->tb_offset += l2_hv.tb_offset;  in kvmhv_enter_nested_guest()
361 	vcpu->arch.dec_expires += l2_hv.tb_offset;  in kvmhv_enter_nested_guest()
365 	vcpu->arch.nested_vcpu_id = l2_hv.vcpu_token;  in kvmhv_enter_nested_guest()
366 	vcpu->arch.nested_hfscr = l2_hv.hfscr;  in kvmhv_enter_nested_guest()
372 	lpcr = l2_hv.lpcr;  in kvmhv_enter_nested_guest()
373 	load_l2_hv_regs(vcpu, &l2_hv, &saved_l1_hv, &lpcr);  in kvmhv_enter_nested_guest()
384 	delta_purr = vcpu->arch.purr - l2_hv.purr;  in kvmhv_enter_nested_guest()
385 	delta_spurr = vcpu->arch.spurr - l2_hv.spurr;  in kvmhv_enter_nested_guest()
386 	delta_ic = vcpu->arch.ic - l2_hv.ic;  in kvmhv_enter_nested_guest()
387 	delta_vtb = vc->vtb - l2_hv.vtb;  in kvmhv_enter_nested_guest()
388 	save_hv_return_state(vcpu, &l2_hv);  in kvmhv_enter_nested_guest()
399 	vcpu->arch.dec_expires -= l2_hv.tb_offset;  in kvmhv_enter_nested_guest()
410 		byteswap_hv_regs(&l2_hv);  in kvmhv_enter_nested_guest()
414 	err = kvmhv_write_guest_state_and_regs(vcpu, &l2_hv, &l2_regs,  in kvmhv_enter_nested_guest()