Lines Matching refs:ns
51 void nvmet_bdev_ns_disable(struct nvmet_ns *ns) in nvmet_bdev_ns_disable() argument
53 if (ns->bdev_file) { in nvmet_bdev_ns_disable()
54 fput(ns->bdev_file); in nvmet_bdev_ns_disable()
55 ns->bdev = NULL; in nvmet_bdev_ns_disable()
56 ns->bdev_file = NULL; in nvmet_bdev_ns_disable()
60 static void nvmet_bdev_ns_enable_integrity(struct nvmet_ns *ns) in nvmet_bdev_ns_enable_integrity() argument
62 struct blk_integrity *bi = bdev_get_integrity(ns->bdev); in nvmet_bdev_ns_enable_integrity()
68 ns->metadata_size = bi->tuple_size; in nvmet_bdev_ns_enable_integrity()
70 ns->pi_type = NVME_NS_DPS_PI_TYPE1; in nvmet_bdev_ns_enable_integrity()
72 ns->pi_type = NVME_NS_DPS_PI_TYPE3; in nvmet_bdev_ns_enable_integrity()
74 ns->metadata_size = 0; in nvmet_bdev_ns_enable_integrity()
78 int nvmet_bdev_ns_enable(struct nvmet_ns *ns) in nvmet_bdev_ns_enable() argument
87 if (ns->buffered_io) in nvmet_bdev_ns_enable()
90 ns->bdev_file = bdev_file_open_by_path(ns->device_path, in nvmet_bdev_ns_enable()
92 if (IS_ERR(ns->bdev_file)) { in nvmet_bdev_ns_enable()
93 ret = PTR_ERR(ns->bdev_file); in nvmet_bdev_ns_enable()
96 ns->device_path, ret); in nvmet_bdev_ns_enable()
98 ns->bdev_file = NULL; in nvmet_bdev_ns_enable()
101 ns->bdev = file_bdev(ns->bdev_file); in nvmet_bdev_ns_enable()
102 ns->size = bdev_nr_bytes(ns->bdev); in nvmet_bdev_ns_enable()
103 ns->blksize_shift = blksize_bits(bdev_logical_block_size(ns->bdev)); in nvmet_bdev_ns_enable()
105 ns->pi_type = 0; in nvmet_bdev_ns_enable()
106 ns->metadata_size = 0; in nvmet_bdev_ns_enable()
108 nvmet_bdev_ns_enable_integrity(ns); in nvmet_bdev_ns_enable()
110 if (bdev_is_zoned(ns->bdev)) { in nvmet_bdev_ns_enable()
111 if (!nvmet_bdev_zns_enable(ns)) { in nvmet_bdev_ns_enable()
112 nvmet_bdev_ns_disable(ns); in nvmet_bdev_ns_enable()
115 ns->csi = NVME_CSI_ZNS; in nvmet_bdev_ns_enable()
121 void nvmet_bdev_ns_revalidate(struct nvmet_ns *ns) in nvmet_bdev_ns_revalidate() argument
123 ns->size = bdev_nr_bytes(ns->bdev); in nvmet_bdev_ns_revalidate()
200 bi = bdev_get_integrity(req->ns->bdev); in nvmet_bdev_alloc_bip()
278 sector = nvmet_lba_to_sect(req->ns, req->cmd->rw.slba); in nvmet_bdev_execute_rw()
282 bio_init(bio, req->ns->bdev, req->inline_bvec, in nvmet_bdev_execute_rw()
285 bio = bio_alloc(req->ns->bdev, bio_max_segs(sg_cnt), opf, in nvmet_bdev_execute_rw()
311 bio = bio_alloc(req->ns->bdev, bio_max_segs(sg_cnt), in nvmet_bdev_execute_rw()
339 if (!bdev_write_cache(req->ns->bdev)) { in nvmet_bdev_execute_flush()
347 bio_init(bio, req->ns->bdev, req->inline_bvec, in nvmet_bdev_execute_flush()
357 if (!bdev_write_cache(req->ns->bdev)) in nvmet_bdev_flush()
360 if (blkdev_issue_flush(req->ns->bdev)) in nvmet_bdev_flush()
368 struct nvmet_ns *ns = req->ns; in nvmet_bdev_discard_range() local
371 ret = __blkdev_issue_discard(ns->bdev, in nvmet_bdev_discard_range()
372 nvmet_lba_to_sect(ns, range->slba), in nvmet_bdev_discard_range()
373 le32_to_cpu(range->nlb) << (ns->blksize_shift - 9), in nvmet_bdev_discard_range()
441 sector = nvmet_lba_to_sect(req->ns, write_zeroes->slba); in nvmet_bdev_execute_write_zeroes()
443 (req->ns->blksize_shift - 9)); in nvmet_bdev_execute_write_zeroes()
445 ret = __blkdev_issue_zeroout(req->ns->bdev, sector, nr_sector, in nvmet_bdev_execute_write_zeroes()
462 if (req->sq->ctrl->pi_support && nvmet_ns_has_pi(req->ns)) in nvmet_bdev_parse_io_cmd()