| /linux-6.15/tools/testing/selftests/ublk/ |
| H A D | test_generic_03.sh | 16 max_segments=$(cat "$sysfs_path"/queue/max_segments)
21 if [ "$max_segments" != "32" ]; then
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| H A D | null.c | 36 .max_segments = 32, in ublk_null_tgt_init()
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| /linux-6.15/block/ |
| H A D | blk-settings.c | 46 lim->max_segments = USHRT_MAX; in blk_set_stacking_limits()
158 unsigned int max_segments = min(BIO_MAX_VECS, lim->max_segments); in blk_queue_max_guaranteed_bio() local
161 length = min(max_segments, 2) * lim->logical_block_size; in blk_queue_max_guaranteed_bio()
162 if (max_segments > 2) in blk_queue_max_guaranteed_bio()
163 length += (max_segments - 2) * PAGE_SIZE; in blk_queue_max_guaranteed_bio()
338 if (!lim->max_segments) in blk_validate_limits()
339 lim->max_segments = BLK_MAX_SEGMENTS; in blk_validate_limits()
724 t->max_segments = min_not_zero(t->max_segments, b->max_segments); in blk_stack_limits()
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| H A D | blk-merge.c | 330 if (nsegs < lim->max_segments && in bio_split_rw_at()
337 lim->max_segments, max_bytes)) in bio_split_rw_at()
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| H A D | blk-sysfs.c | 133 QUEUE_SYSFS_LIMIT_SHOW(max_segments)
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| /linux-6.15/drivers/scsi/ |
| H A D | sd_zbc.c | 172 unsigned int max_segments; in sd_zbc_alloc_report_buffer() local
191 max_segments = min(BIO_MAX_INLINE_VECS, queue_max_segments(q)); in sd_zbc_alloc_report_buffer()
192 bufsize = min_t(size_t, bufsize, max_segments << PAGE_SHIFT); in sd_zbc_alloc_report_buffer()
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| /linux-6.15/drivers/infiniband/ulp/rtrs/ |
| H A D | rtrs.h | 113 u32 max_segments; member
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| H A D | rtrs-clt.h | 169 unsigned int max_segments; member
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| H A D | rtrs-clt.c | 1470 clt_path->clt->max_segments = in query_fast_reg_mode()
1471 min(clt_path->max_pages_per_mr, clt_path->clt->max_segments); in query_fast_reg_mode()
2718 clt->max_segments = RTRS_MAX_SEGMENTS; in alloc_clt()
3088 attr->max_segments = clt->max_segments; in rtrs_clt_query()
3091 clt->max_segments * SZ_4K); in rtrs_clt_query()
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| /linux-6.15/drivers/block/rnbd/ |
| H A D | rnbd-clt.h | 88 u32 max_segments; member
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| H A D | rnbd-proto.h | 154 __le16 max_segments; member
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| H A D | rnbd-clt.c | 1283 sess->max_segments = attrs.max_segments; in find_and_get_or_create_sess()
1372 .max_segments = dev->sess->max_segments, in rnbd_client_setup_device()
1621 sess->max_segments, sess->max_io_size / SECTOR_SIZE, in rnbd_clt_map_device()
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| H A D | rnbd-srv.c | 551 rsp->max_segments = cpu_to_le16(bdev_max_segments(bdev)); in rnbd_srv_fill_msg_open_rsp()
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| /linux-6.15/drivers/s390/block/ |
| H A D | dasd_genhd.c | 44 .max_segments = USHRT_MAX, in dasd_gendisk_alloc()
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| H A D | scm_blk.c | 444 lim.max_segments = min(scmdev->nr_max_block, in scm_blk_dev_setup()
446 lim.max_hw_sectors = lim.max_segments << 3; /* 8 * 512 = blk_size */ in scm_blk_dev_setup()
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| /linux-6.15/drivers/mmc/core/ |
| H A D | queue.c | 374 lim.max_segments = MMC_DMA_MAP_MERGE_SEGMENTS; in mmc_alloc_disk()
378 lim.max_segments = host->max_segs; in mmc_alloc_disk()
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| /linux-6.15/include/uapi/linux/ |
| H A D | ublk_cmd.h | 432 __u16 max_segments; member
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| /linux-6.15/drivers/mtd/ubi/ |
| H A D | block.c | 352 .max_segments = UBI_MAX_SG_COUNT, in ubiblock_create()
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| /linux-6.15/drivers/block/ |
| H A D | ps3disk.c | 388 .max_segments = -1, in ps3disk_probe()
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| H A D | ublk_drv.c | 2537 .max_segments = USHRT_MAX, in ublk_ctrl_start_dev()
2586 lim.max_segments = ub->params.seg.max_segments; in ublk_ctrl_start_dev()
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| /linux-6.15/include/linux/ |
| H A D | blkdev.h | 404 unsigned short max_segments; member
1257 return q->limits.max_segments; in queue_max_segments()
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| /linux-6.15/drivers/nvme/target/ |
| H A D | passthru.c | 105 max_hw_sectors = min_not_zero(pctrl->max_segments << PAGE_SECTORS_SHIFT, in nvmet_passthru_override_id_ctrl()
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| /linux-6.15/drivers/cdrom/ |
| H A D | gdrom.c | 744 .max_segments = 1, in probe_gdrom()
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| /linux-6.15/drivers/net/ethernet/myricom/myri10ge/ |
| H A D | myri10ge.c | 2634 int idx, avail, frag_cnt, frag_idx, count, mss, max_segments; in myri10ge_xmit() local
2649 max_segments = MXGEFW_MAX_SEND_DESC; in myri10ge_xmit()
2653 max_segments = MYRI10GE_MAX_SEND_DESC_TSO; in myri10ge_xmit()
2656 if ((unlikely(avail < max_segments))) { in myri10ge_xmit()
2767 if (unlikely(count == max_segments)) in myri10ge_xmit()
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| /linux-6.15/drivers/block/drbd/ |
| H A D | drbd_nl.c | 1248 unsigned int max_segments; in drbd_backing_dev_max_segments() local
1251 max_segments = rcu_dereference(device->ldev->disk_conf)->max_bio_bvecs; in drbd_backing_dev_max_segments()
1254 if (!max_segments) in drbd_backing_dev_max_segments()
1256 return max_segments; in drbd_backing_dev_max_segments()
1296 lim.max_segments = drbd_backing_dev_max_segments(device); in drbd_reconsider_queue_parameters()
1298 lim.max_segments = BLK_MAX_SEGMENTS; in drbd_reconsider_queue_parameters()
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