Lines Matching refs:shadow
189 struct blk_shadow shadow[]; member
291 rinfo->shadow_free = rinfo->shadow[free].req.u.rw.id; in get_id_from_freelist()
292 rinfo->shadow[free].req.u.rw.id = 0x0fffffee; /* debug */ in get_id_from_freelist()
299 if (rinfo->shadow[id].req.u.rw.id != id) in add_id_to_freelist()
301 if (rinfo->shadow[id].request == NULL) in add_id_to_freelist()
303 rinfo->shadow[id].req.u.rw.id = rinfo->shadow_free; in add_id_to_freelist()
304 rinfo->shadow[id].request = NULL; in add_id_to_freelist()
555 rinfo->shadow[id].request = req; in blkif_ring_get_request()
556 rinfo->shadow[id].status = REQ_PROCESSING; in blkif_ring_get_request()
557 rinfo->shadow[id].associated_id = NO_ASSOCIATED_ID; in blkif_ring_get_request()
559 rinfo->shadow[id].req.u.rw.id = id; in blkif_ring_get_request()
572 ring_req = &rinfo->shadow[id].req; in blkif_queue_discard_req()
585 rinfo->shadow[id].status = REQ_WAITING; in blkif_queue_discard_req()
623 struct blk_shadow *shadow = &rinfo->shadow[setup->id]; in blkif_setup_rw_req_grant() local
642 shadow->indirect_grants[n] = gnt_list_entry; in blkif_setup_rw_req_grant()
653 shadow->grants_used[setup->grant_idx] = gnt_list_entry; in blkif_setup_rw_req_grant()
764 ring_req = &rinfo->shadow[id].req; in blkif_queue_rw_req()
766 num_sg = blk_rq_map_sg(req->q, req, rinfo->shadow[id].sg); in blkif_queue_rw_req()
769 for_each_sg(rinfo->shadow[id].sg, sg, num_sg, i) in blkif_queue_rw_req()
776 rinfo->shadow[id].num_sg = num_sg; in blkif_queue_rw_req()
816 extra_ring_req = &rinfo->shadow[extra_id].req; in blkif_queue_rw_req()
822 rinfo->shadow[extra_id].num_sg = 0; in blkif_queue_rw_req()
827 rinfo->shadow[extra_id].associated_id = id; in blkif_queue_rw_req()
828 rinfo->shadow[id].associated_id = extra_id; in blkif_queue_rw_req()
839 for_each_sg(rinfo->shadow[id].sg, sg, num_sg, i) { in blkif_queue_rw_req()
861 rinfo->shadow[id].status = REQ_WAITING; in blkif_queue_rw_req()
864 rinfo->shadow[extra_id].status = REQ_WAITING; in blkif_queue_rw_req()
1314 if (!rinfo->shadow[i].request) in blkif_free_ring()
1317 segs = rinfo->shadow[i].req.operation == BLKIF_OP_INDIRECT ? in blkif_free_ring()
1318 rinfo->shadow[i].req.u.indirect.nr_segments : in blkif_free_ring()
1319 rinfo->shadow[i].req.u.rw.nr_segments; in blkif_free_ring()
1321 persistent_gnt = rinfo->shadow[i].grants_used[j]; in blkif_free_ring()
1328 if (rinfo->shadow[i].req.operation != BLKIF_OP_INDIRECT) in blkif_free_ring()
1336 persistent_gnt = rinfo->shadow[i].indirect_grants[j]; in blkif_free_ring()
1343 kvfree(rinfo->shadow[i].grants_used); in blkif_free_ring()
1344 rinfo->shadow[i].grants_used = NULL; in blkif_free_ring()
1345 kvfree(rinfo->shadow[i].indirect_grants); in blkif_free_ring()
1346 rinfo->shadow[i].indirect_grants = NULL; in blkif_free_ring()
1347 kvfree(rinfo->shadow[i].sg); in blkif_free_ring()
1348 rinfo->shadow[i].sg = NULL; in blkif_free_ring()
1463 struct blk_shadow *s = &rinfo->shadow[*id]; in blkif_completion()
1473 struct blk_shadow *s2 = &rinfo->shadow[s->associated_id]; in blkif_completion()
1629 if (rinfo->shadow[id].status != REQ_WAITING) { in blkif_interrupt()
1635 rinfo->shadow[id].status = REQ_PROCESSING; in blkif_interrupt()
1636 req = rinfo->shadow[id].request; in blkif_interrupt()
1638 op = rinfo->shadow[id].req.operation; in blkif_interrupt()
1640 op = rinfo->shadow[id].req.u.indirect.indirect_op; in blkif_interrupt()
1694 rinfo->shadow[id].req.u.rw.nr_segments == 0)) { in blkif_interrupt()
1971 rinfo->shadow[j].req.u.rw.id = j + 1; in talk_to_blkback()
1972 rinfo->shadow[BLK_RING_SIZE(info)-1].req.u.rw.id = 0x0fffffff; in talk_to_blkback()
2010 info->rinfo_size = struct_size(info->rinfo, shadow, in negotiate_mq()
2172 struct blk_shadow *shadow = rinfo->shadow; in blkfront_resume() local
2176 if (!shadow[j].request) in blkfront_resume()
2182 if (req_op(shadow[j].request) == REQ_OP_FLUSH || in blkfront_resume()
2183 req_op(shadow[j].request) == REQ_OP_DISCARD || in blkfront_resume()
2184 req_op(shadow[j].request) == REQ_OP_SECURE_ERASE || in blkfront_resume()
2185 shadow[j].request->cmd_flags & REQ_FUA) { in blkfront_resume()
2193 list_add(&shadow[j].request->queuelist, &info->requests); in blkfront_resume()
2196 merge_bio.head = shadow[j].request->bio; in blkfront_resume()
2197 merge_bio.tail = shadow[j].request->biotail; in blkfront_resume()
2199 shadow[j].request->bio = NULL; in blkfront_resume()
2200 blk_mq_end_request(shadow[j].request, BLK_STS_OK); in blkfront_resume()
2317 rinfo->shadow[i].grants_used = in blkfront_setup_indirect()
2319 sizeof(rinfo->shadow[i].grants_used[0]), in blkfront_setup_indirect()
2321 rinfo->shadow[i].sg = kvcalloc(psegs, in blkfront_setup_indirect()
2322 sizeof(rinfo->shadow[i].sg[0]), in blkfront_setup_indirect()
2325 rinfo->shadow[i].indirect_grants = in blkfront_setup_indirect()
2327 sizeof(rinfo->shadow[i].indirect_grants[0]), in blkfront_setup_indirect()
2329 if ((rinfo->shadow[i].grants_used == NULL) || in blkfront_setup_indirect()
2330 (rinfo->shadow[i].sg == NULL) || in blkfront_setup_indirect()
2332 (rinfo->shadow[i].indirect_grants == NULL))) in blkfront_setup_indirect()
2334 sg_init_table(rinfo->shadow[i].sg, psegs); in blkfront_setup_indirect()
2343 kvfree(rinfo->shadow[i].grants_used); in blkfront_setup_indirect()
2344 rinfo->shadow[i].grants_used = NULL; in blkfront_setup_indirect()
2345 kvfree(rinfo->shadow[i].sg); in blkfront_setup_indirect()
2346 rinfo->shadow[i].sg = NULL; in blkfront_setup_indirect()
2347 kvfree(rinfo->shadow[i].indirect_grants); in blkfront_setup_indirect()
2348 rinfo->shadow[i].indirect_grants = NULL; in blkfront_setup_indirect()