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Searched refs:ring_req (Results 1 – 3 of 3) sorted by relevance

/linux-4.1.27/drivers/scsi/
Dxen-scsifront.c178 struct vscsiif_request *ring_req; in scsifront_pre_req() local
185 ring_req = RING_GET_REQUEST(&(info->ring), ring->req_prod_pvt); in scsifront_pre_req()
189 ring_req->rqid = (uint16_t)id; in scsifront_pre_req()
191 return ring_req; in scsifront_pre_req()
369 struct vscsiif_request *ring_req, in map_data_for_request() argument
383 ring_req->nr_segments = 0; in map_data_for_request()
402 seg = shadow->sg ? : ring_req->seg; in map_data_for_request()
427 ring_req->seg[ref_cnt].gref = ref; in map_data_for_request()
428 ring_req->seg[ref_cnt].offset = (uint16_t)off; in map_data_for_request()
429 ring_req->seg[ref_cnt].length = (uint16_t)bytes; in map_data_for_request()
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/linux-4.1.27/drivers/xen/
Dxen-scsiback.c471 static int scsiback_gnttab_data_map(struct vscsiif_request *ring_req, in scsiback_gnttab_data_map() argument
479 unsigned int nr_segments = (unsigned int)ring_req->nr_segments; in scsiback_gnttab_data_map()
494 ring_req->nr_segments); in scsiback_gnttab_data_map()
498 if (ring_req->nr_segments & VSCSIIF_SG_GRANT) { in scsiback_gnttab_data_map()
499 err = scsiback_gnttab_data_map_list(pending_req, ring_req->seg, in scsiback_gnttab_data_map()
507 n_segs = ring_req->seg[i].length / in scsiback_gnttab_data_map()
509 if ((unsigned)ring_req->seg[i].offset + in scsiback_gnttab_data_map()
510 (unsigned)ring_req->seg[i].length > PAGE_SIZE || in scsiback_gnttab_data_map()
512 ring_req->seg[i].length) in scsiback_gnttab_data_map()
538 seg = ring_req->seg; in scsiback_gnttab_data_map()
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/linux-4.1.27/drivers/block/
Dxen-blkfront.c391 struct blkif_request *ring_req; in blkif_queue_request() local
436 ring_req = RING_GET_REQUEST(&info->ring, info->ring.req_prod_pvt); in blkif_queue_request()
441 ring_req->operation = BLKIF_OP_DISCARD; in blkif_queue_request()
442 ring_req->u.discard.nr_sectors = blk_rq_sectors(req); in blkif_queue_request()
443 ring_req->u.discard.id = id; in blkif_queue_request()
444 ring_req->u.discard.sector_number = (blkif_sector_t)blk_rq_pos(req); in blkif_queue_request()
446 ring_req->u.discard.flag = BLKIF_DISCARD_SECURE; in blkif_queue_request()
448 ring_req->u.discard.flag = 0; in blkif_queue_request()
455 ring_req->u.rw.id = id; in blkif_queue_request()
462 ring_req->operation = BLKIF_OP_INDIRECT; in blkif_queue_request()
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