| /linux-6.14.4/drivers/md/ |
| D | md-linear.c | 24 int raid_disks; member
25 struct dev_info disks[] __counted_by(raid_disks);
37 hi = mddev->raid_disks - 1; in which_dev()
56 static sector_t linear_size(struct mddev *mddev, sector_t sectors, int raid_disks) in linear_size() argument
62 WARN_ONCE(sectors || raid_disks, in linear_size()
85 static struct linear_conf *linear_conf(struct mddev *mddev, int raid_disks) in linear_conf() argument
93 conf = kzalloc(struct_size(conf, disks, raid_disks), GFP_KERNEL); in linear_conf()
108 conf->raid_disks = raid_disks; in linear_conf()
118 if (j < 0 || j >= raid_disks || disk->rdev) { in linear_conf()
134 if (cnt != raid_disks) { in linear_conf()
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| D | raid1.c | 132 int size = offsetof(struct r1bio, bios[pi->raid_disks]); in r1bio_pool_alloc()
158 rps = kmalloc_array(pi->raid_disks, sizeof(struct resync_pages), in r1buf_pool_alloc()
166 for (j = pi->raid_disks ; j-- ; ) { in r1buf_pool_alloc()
180 need_pages = pi->raid_disks; in r1buf_pool_alloc()
183 for (j = 0; j < pi->raid_disks; j++) { in r1buf_pool_alloc()
209 while (++j < pi->raid_disks) { in r1buf_pool_alloc()
227 for (i = pi->raid_disks; i--; ) { in r1buf_pool_free()
244 for (i = 0; i < conf->raid_disks * 2; i++) { in put_all_bios()
266 for (i = 0; i < conf->raid_disks * 2; i++) { in put_buf()
351 int raid_disks = conf->raid_disks; in find_bio_disk() local
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| D | raid0.c | 41 int raid_disks = conf->strip_zone[0].nb_dev; in dump_zones() local
51 conf->devlist[j * raid_disks + k]->bdev); in dump_zones()
147 mddev->raid_disks), in create_strip_zones()
182 if (j >= mddev->raid_disks) { in create_strip_zones()
198 if (cnt != mddev->raid_disks) { in create_strip_zones()
200 mdname(mddev), cnt, mddev->raid_disks); in create_strip_zones()
214 dev = conf->devlist + i * mddev->raid_disks; in create_strip_zones()
326 int raid_disks = conf->strip_zone[0].nb_dev; in map_sector() local
349 return conf->devlist[(zone - conf->strip_zone)*raid_disks in map_sector()
353 static sector_t raid0_size(struct mddev *mddev, sector_t sectors, int raid_disks) in raid0_size() argument
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| D | dm-raid.c | 239 int raid_disks; member
258 struct raid_dev dev[] __counted_by(raid_disks);
732 mddev->raid_disks = rs->raid_disks; in rs_set_new()
759 rs->raid_disks = raid_devs; in raid_set_alloc()
765 rs->md.raid_disks = raid_devs; in raid_set_alloc()
798 for (i = 0; i < rs->raid_disks; i++) { in raid_set_free()
839 for (i = 0; i < rs->raid_disks; i++) { in parse_dev_params()
1011 unsigned int rebuilds_per_group = 0, copies, raid_disks; in validate_raid_redundancy() local
1014 for (i = 0; i < rs->raid_disks; i++) in validate_raid_redundancy()
1024 if (rebuild_cnt >= rs->md.raid_disks) in validate_raid_redundancy()
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| D | raid10.c | 108 int size = offsetof(struct r10bio, devs[conf->geo.raid_disks]); in r10bio_pool_alloc()
262 for (i = 0; i < conf->geo.raid_disks; i++) { in put_all_bios()
357 for (slot = 0; slot < conf->geo.raid_disks; slot++) { in find_bio_disk()
587 last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; in __raid10_find_phys()
591 last_far_set_size += (geo->raid_disks % geo->far_set_size); in __raid10_find_phys()
599 dev = sector_div(stripe, geo->raid_disks); in __raid10_find_phys()
618 if ((geo->raid_disks % geo->far_set_size) && in __raid10_find_phys()
633 if (dev >= geo->raid_disks) { in __raid10_find_phys()
666 if (geo->raid_disks % geo->far_set_size) { in raid10_find_virt()
667 last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; in raid10_find_virt()
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| D | raid5.c | 131 static inline int raid6_next_disk(int disk, int raid_disks) in raid6_next_disk() argument
134 return (disk < raid_disks) ? disk : 0; in raid6_next_disk()
287 else if (injournal == conf->raid_disks - conf->max_degraded) { in do_release_stripe()
591 sh->disks = previous ? conf->previous_raid_disks : conf->raid_disks; in init_stripe()
716 if (conf->raid_disks >= conf->previous_raid_disks) in raid5_calc_degraded()
719 if (conf->raid_disks == conf->previous_raid_disks) in raid5_calc_degraded()
722 for (i = 0; i < conf->raid_disks; i++) { in raid5_calc_degraded()
737 if (conf->raid_disks <= conf->previous_raid_disks) in raid5_calc_degraded()
2413 int devs = max(conf->raid_disks, conf->previous_raid_disks); in grow_stripes()
2657 for (i = conf->raid_disks; i < newsize; i++) { in resize_stripes()
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| D | raid1.h | 65 int raid_disks; member
73 int raid_disks; member
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| D | md-autodetect.c | 184 if (!list_empty(&mddev->disks) || mddev->raid_disks) { in md_setup_drive()
197 while (devices[ainfo.raid_disks]) in md_setup_drive()
198 ainfo.raid_disks++; in md_setup_drive()
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| D | raid5-ppl.c | 613 int raid_disks = conf->raid_disks; in ppl_do_flush() local
617 atomic_set(&io->pending_flushes, raid_disks); in ppl_do_flush()
619 for_each_set_bit(i, &log->disk_flush_bitmap, raid_disks) { in ppl_do_flush()
645 for (i = flushed_disks ; i < raid_disks; i++) { in ppl_do_flush()
817 data_disks = conf->raid_disks - conf->max_degraded; in ppl_recover_entry()
824 data_disks = conf->raid_disks - conf->max_degraded; in ppl_recover_entry()
1349 if (conf->raid_disks > max_disks) { in ppl_init_log()
1367 ret = mempool_init(&ppl_conf->io_pool, conf->raid_disks, ppl_io_pool_alloc, in ppl_init_log()
1372 ret = bioset_init(&ppl_conf->bs, conf->raid_disks, 0, BIOSET_NEED_BVECS); in ppl_init_log()
1376 ret = bioset_init(&ppl_conf->flush_bs, conf->raid_disks, 0, 0); in ppl_init_log()
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| D | md.c | 618 if (mddev->raid_disks || !list_empty(&mddev->disks) || in __mddev_put()
1233 if (sb->raid_disks <= 0) in super_90_load()
1324 if (mddev->raid_disks == 0) { in super_90_validate()
1335 mddev->raid_disks = sb->raid_disks; in super_90_validate()
1442 int next_spare = mddev->raid_disks; in super_90_sync()
1475 sb->raid_disks = mddev->raid_disks; in super_90_sync()
1559 for (i=0 ; i < mddev->raid_disks ; i++) { in super_90_sync()
1828 if (mddev->raid_disks == 0) { in super_1_validate()
1838 mddev->raid_disks = le32_to_cpu(sb->raid_disks); in super_1_validate()
2044 sb->raid_disks = cpu_to_le32(mddev->raid_disks); in super_1_sync()
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| D | raid10.h | 36 int raid_disks; member
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| D | md.h | 399 int raid_disks; member
726 sector_t (*size) (struct mddev *mddev, sector_t sectors, int raid_disks);
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| D | raid5.h | 578 int raid_disks; member
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| D | raid5-cache.c | 405 (conf->raid_disks - conf->max_degraded) * (conf->group_cnt + 1)); in r5c_log_required_to_flush_cache()
3069 conf->raid_disks) > PAGE_SIZE) { in r5l_init_log()
3071 mdname(conf->mddev), conf->raid_disks); in r5l_init_log()
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| /linux-6.14.4/include/uapi/linux/raid/ |
| D | md_p.h | 145 __u32 raid_disks; /* 10 disks in a fully functional raid set */ member
241 __le32 raid_disks; member
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| D | md_u.h | 84 int raid_disks; member
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| /linux-6.14.4/Documentation/admin-guide/device-mapper/ |
| D | dm-ima.rst | 574 …target_attributes := <target_name> "," <target_version> "," <raid_type> "," <raid_disks> "," <raid…
580 raid_disks := "raid_disks=" <NRD>
584 … <raid_device_status_row> is repeated <NRD> times - for <NRD> described in <raid_disks>.
586 … where <X> ranges from 0 to (<NRD> -1) - for <NRD> described in <raid_disks>.
600 raid_type=raid10,raid_disks=4,raid_state=idle,
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| /linux-6.14.4/Documentation/admin-guide/ |
| D | md.rst | 170 ``raid_disks != 0``.
201 raid_disks
244 attributes mentioned above (raid_disks, chunk_size, layout) can
546 ``raid_disks`` number for the array indicating which position
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