261 	if (IS_ERR_OR_NULL(mirror->dss[dss_id].mirror_ds))  in ff_layout_track_ds_error()
273 	nfs4_stateid_copy(&dserr->stateid, &mirror->dss[dss_id].stateid);  in ff_layout_track_ds_error()
274 	memcpy(&dserr->deviceid, &mirror->dss[dss_id].mirror_ds->id_node.deviceid,  in ff_layout_track_ds_error()
289 		pcred = &mirror->dss[dss_id].ro_cred;  in ff_layout_get_mirror_cred()
291 		pcred = &mirror->dss[dss_id].rw_cred;  in ff_layout_get_mirror_cred()
309 	return &mirror->dss[dss_id].fh_versions[0];  in nfs4_ff_layout_select_ds_fh()
318 		nfs4_stateid_copy(stateid, &mirror->dss[dss_id].stateid);  in nfs4_ff_layout_select_ds_stateid()
328 	if (mirror->dss[dss_id].mirror_ds == NULL) {  in ff_layout_init_mirror_ds()
333 				&mirror->dss[dss_id].devid, lo->plh_lc_cred,  in ff_layout_init_mirror_ds()
339 		if (cmpxchg(&mirror->dss[dss_id].mirror_ds, NULL, mirror_ds) &&  in ff_layout_init_mirror_ds()
344 	if (IS_ERR(mirror->dss[dss_id].mirror_ds))  in ff_layout_init_mirror_ds()
385 	ds = mirror->dss[dss_id].mirror_ds->ds;  in nfs4_ff_layout_prepare_ds()
394 	status = nfs4_pnfs_ds_connect(s, ds, &mirror->dss[dss_id].mirror_ds->id_node,  in nfs4_ff_layout_prepare_ds()
396 			     mirror->dss[dss_id].mirror_ds->ds_versions[0].version,  in nfs4_ff_layout_prepare_ds()
397 			     mirror->dss[dss_id].mirror_ds->ds_versions[0].minor_version);  in nfs4_ff_layout_prepare_ds()
410 		if (mirror->dss[dss_id].mirror_ds->ds_versions[0].rsize > max_payload)  in nfs4_ff_layout_prepare_ds()
411 			mirror->dss[dss_id].mirror_ds->ds_versions[0].rsize = max_payload;  in nfs4_ff_layout_prepare_ds()
412 		if (mirror->dss[dss_id].mirror_ds->ds_versions[0].wsize > max_payload)  in nfs4_ff_layout_prepare_ds()
413 			mirror->dss[dss_id].mirror_ds->ds_versions[0].wsize = max_payload;  in nfs4_ff_layout_prepare_ds()
437 	if (mirror && !mirror->dss[dss_id].mirror_ds->ds_versions[0].tightly_coupled) {  in ff_layout_get_ds_cred()
462 	switch (mirror->dss[dss_id].mirror_ds->ds_versions[0].version) {  in nfs4_ff_find_or_create_ds_client()
575 			if (!mirror->dss[dss_id].mirror_ds)  in ff_read_layout_has_available_ds()
577 			if (IS_ERR(mirror->dss[dss_id].mirror_ds))  in ff_read_layout_has_available_ds()
579 			devid = &mirror->dss[dss_id].mirror_ds->id_node;  in ff_read_layout_has_available_ds()
599 			if (IS_ERR(mirror->dss[dss_id].mirror_ds))  in ff_rw_layout_has_available_ds()
601 			if (!mirror->dss[dss_id].mirror_ds)  in ff_rw_layout_has_available_ds()
603 			devid = &mirror->dss[dss_id].mirror_ds->id_node;  in ff_rw_layout_has_available_ds()