118 	struct vscsifrnt_shadow *shadow[VSCSIIF_MAX_REQS];  member
160 	info->shadow[id] = NULL;  in _scsifront_put_rqid()
179 				struct vscsifrnt_shadow *shadow)  in scsifront_do_request()  argument
183 	struct scsi_cmnd *sc = shadow->sc;  in scsifront_do_request()
194 	info->shadow[id] = shadow;  in scsifront_do_request()
195 	shadow->rqid = id;  in scsifront_do_request()
201 	ring_req->act         = shadow->act;  in scsifront_do_request()
202 	ring_req->ref_rqid    = shadow->ref_rqid;  in scsifront_do_request()
203 	ring_req->nr_segments = shadow->nr_segments;  in scsifront_do_request()
217 	for (i = 0; i < (shadow->nr_segments & ~VSCSIIF_SG_GRANT); i++)  in scsifront_do_request()
218 		ring_req->seg[i] = shadow->seg[i];  in scsifront_do_request()
228 				  struct vscsifrnt_shadow *shadow)  in scsifront_gnttab_done()  argument
232 	if (shadow->sc->sc_data_direction == DMA_NONE)  in scsifront_gnttab_done()
235 	for (i = 0; i < shadow->nr_grants; i++) {  in scsifront_gnttab_done()
236 		if (unlikely(gnttab_query_foreign_access(shadow->gref[i]))) {  in scsifront_gnttab_done()
241 		gnttab_end_foreign_access(shadow->gref[i], 0, 0UL);  in scsifront_gnttab_done()
244 	kfree(shadow->sg);  in scsifront_gnttab_done()
250 	struct vscsifrnt_shadow *shadow;  in scsifront_cdb_cmd_done()  local
257 	shadow = info->shadow[id];  in scsifront_cdb_cmd_done()
258 	sc = shadow->sc;  in scsifront_cdb_cmd_done()
262 	scsifront_gnttab_done(info, shadow);  in scsifront_cdb_cmd_done()
287 	struct vscsifrnt_shadow *shadow = info->shadow[id];  in scsifront_sync_cmd_done()  local
291 	shadow->wait_reset = 1;  in scsifront_sync_cmd_done()
292 	switch (shadow->rslt_reset) {  in scsifront_sync_cmd_done()
294 		shadow->rslt_reset = ring_rsp->rslt;  in scsifront_sync_cmd_done()
299 		kfree(shadow);  in scsifront_sync_cmd_done()
306 			     shadow->rslt_reset, id);  in scsifront_sync_cmd_done()
311 	wake_up(&shadow->wq_reset);  in scsifront_sync_cmd_done()
322 	if (info->shadow[ring_rsp->rqid]->act == VSCSIIF_ACT_SCSI_CDB)  in scsifront_do_response()
400 				struct vscsifrnt_shadow *shadow)  in map_data_for_request()  argument
425 		shadow->sg = kcalloc(data_grants,  in map_data_for_request()
427 		if (!shadow->sg)  in map_data_for_request()
430 	seg = shadow->sg ? : shadow->seg;  in map_data_for_request()
435 		kfree(shadow->sg);  in map_data_for_request()
454 			shadow->gref[ref_cnt] = ref;  in map_data_for_request()
455 			shadow->seg[ref_cnt].gref   = ref;  in map_data_for_request()
456 			shadow->seg[ref_cnt].offset = (uint16_t)off;  in map_data_for_request()
457 			shadow->seg[ref_cnt].length = (uint16_t)bytes;  in map_data_for_request()
490 			shadow->gref[ref_cnt] = ref;  in map_data_for_request()
505 		shadow->nr_segments = VSCSIIF_SG_GRANT | seg_grants;  in map_data_for_request()
507 		shadow->nr_segments = (uint8_t)ref_cnt;  in map_data_for_request()
508 	shadow->nr_grants = ref_cnt;  in map_data_for_request()
538 	struct vscsifrnt_shadow *shadow = scsi_cmd_priv(sc);  in scsifront_queuecommand()  local
544 	shadow->sc  = sc;  in scsifront_queuecommand()
545 	shadow->act = VSCSIIF_ACT_SCSI_CDB;  in scsifront_queuecommand()
553 	err = map_data_for_request(info, sc, shadow);  in scsifront_queuecommand()
565 	if (scsifront_do_request(info, shadow)) {  in scsifront_queuecommand()
566 		scsifront_gnttab_done(info, shadow);  in scsifront_queuecommand()
591 	struct vscsifrnt_shadow *shadow, *s = scsi_cmd_priv(sc);  in scsifront_action_handler()  local
594 	shadow = kzalloc(sizeof(*shadow), GFP_NOIO);  in scsifront_action_handler()
595 	if (!shadow)  in scsifront_action_handler()
598 	shadow->act = act;  in scsifront_action_handler()
599 	shadow->rslt_reset = RSLT_RESET_WAITING;  in scsifront_action_handler()
600 	shadow->sc = sc;  in scsifront_action_handler()
601 	shadow->ref_rqid = s->rqid;  in scsifront_action_handler()
602 	init_waitqueue_head(&shadow->wq_reset);  in scsifront_action_handler()
610 		if (!scsifront_do_request(info, shadow))  in scsifront_action_handler()
624 	err = wait_event_interruptible(shadow->wq_reset, shadow->wait_reset);  in scsifront_action_handler()
628 		err = shadow->rslt_reset;  in scsifront_action_handler()
629 		scsifront_put_rqid(info, shadow->rqid);  in scsifront_action_handler()
630 		kfree(shadow);  in scsifront_action_handler()
633 		shadow->rslt_reset = RSLT_RESET_ERR;  in scsifront_action_handler()
644 	kfree(shadow);  in scsifront_action_handler()