Lines Matching refs:geo
94 int size = offsetof(struct r10bio, devs[conf->geo.raid_disks]); in r10bio_pool_alloc()
241 for (i = 0; i < conf->geo.raid_disks; i++) { in put_all_bios()
332 for (slot = 0; slot < conf->geo.raid_disks; slot++) { in find_bio_disk()
562 static void __raid10_find_phys(struct geom *geo, struct r10bio *r10bio) in __raid10_find_phys() argument
572 last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; in __raid10_find_phys()
573 last_far_set_start *= geo->far_set_size; in __raid10_find_phys()
575 last_far_set_size = geo->far_set_size; in __raid10_find_phys()
576 last_far_set_size += (geo->raid_disks % geo->far_set_size); in __raid10_find_phys()
579 chunk = r10bio->sector >> geo->chunk_shift; in __raid10_find_phys()
580 sector = r10bio->sector & geo->chunk_mask; in __raid10_find_phys()
582 chunk *= geo->near_copies; in __raid10_find_phys()
584 dev = sector_div(stripe, geo->raid_disks); in __raid10_find_phys()
585 if (geo->far_offset) in __raid10_find_phys()
586 stripe *= geo->far_copies; in __raid10_find_phys()
588 sector += stripe << geo->chunk_shift; in __raid10_find_phys()
591 for (n = 0; n < geo->near_copies; n++) { in __raid10_find_phys()
599 for (f = 1; f < geo->far_copies; f++) { in __raid10_find_phys()
600 set = d / geo->far_set_size; in __raid10_find_phys()
601 d += geo->near_copies; in __raid10_find_phys()
603 if ((geo->raid_disks % geo->far_set_size) && in __raid10_find_phys()
609 d %= geo->far_set_size; in __raid10_find_phys()
610 d += geo->far_set_size * set; in __raid10_find_phys()
612 s += geo->stride; in __raid10_find_phys()
618 if (dev >= geo->raid_disks) { in __raid10_find_phys()
620 sector += (geo->chunk_mask + 1); in __raid10_find_phys()
627 struct geom *geo = &conf->geo; in raid10_find_phys() local
633 geo = &conf->prev; in raid10_find_phys()
637 __raid10_find_phys(geo, r10bio); in raid10_find_phys()
646 struct geom *geo = &conf->geo; in raid10_find_virt() local
647 int far_set_start = (dev / geo->far_set_size) * geo->far_set_size; in raid10_find_virt()
648 int far_set_size = geo->far_set_size; in raid10_find_virt()
651 if (geo->raid_disks % geo->far_set_size) { in raid10_find_virt()
652 last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; in raid10_find_virt()
653 last_far_set_start *= geo->far_set_size; in raid10_find_virt()
656 far_set_size = geo->far_set_size; in raid10_find_virt()
657 far_set_size += (geo->raid_disks % geo->far_set_size); in raid10_find_virt()
662 offset = sector & geo->chunk_mask; in raid10_find_virt()
663 if (geo->far_offset) { in raid10_find_virt()
665 chunk = sector >> geo->chunk_shift; in raid10_find_virt()
666 fc = sector_div(chunk, geo->far_copies); in raid10_find_virt()
667 dev -= fc * geo->near_copies; in raid10_find_virt()
671 while (sector >= geo->stride) { in raid10_find_virt()
672 sector -= geo->stride; in raid10_find_virt()
673 if (dev < (geo->near_copies + far_set_start)) in raid10_find_virt()
674 dev += far_set_size - geo->near_copies; in raid10_find_virt()
676 dev -= geo->near_copies; in raid10_find_virt()
678 chunk = sector >> geo->chunk_shift; in raid10_find_virt()
680 vchunk = chunk * geo->raid_disks + dev; in raid10_find_virt()
681 sector_div(vchunk, geo->near_copies); in raid10_find_virt()
682 return (vchunk << geo->chunk_shift) + offset; in raid10_find_virt()
718 struct geom *geo = &conf->geo; in read_balance() local
815 if (geo->near_copies > 1 && !pending) in read_balance()
819 else if (geo->far_copies > 1) in read_balance()
1519 conf->geo.raid_disks); in __make_request()
1589 struct geom *geo = &conf->geo; in raid10_handle_discard() local
1590 int far_copies = geo->far_copies; in raid10_handle_discard()
1619 if (geo->near_copies) in raid10_handle_discard()
1620 stripe_data_disks = geo->raid_disks / geo->near_copies + in raid10_handle_discard()
1621 geo->raid_disks % geo->near_copies; in raid10_handle_discard()
1623 stripe_data_disks = geo->raid_disks; in raid10_handle_discard()
1625 stripe_size = stripe_data_disks << geo->chunk_shift; in raid10_handle_discard()
1674 chunk = bio_start >> geo->chunk_shift; in raid10_handle_discard()
1675 chunk *= geo->near_copies; in raid10_handle_discard()
1677 start_disk_index = sector_div(first_stripe_index, geo->raid_disks); in raid10_handle_discard()
1678 if (geo->far_offset) in raid10_handle_discard()
1679 first_stripe_index *= geo->far_copies; in raid10_handle_discard()
1680 start_disk_offset = (bio_start & geo->chunk_mask) + in raid10_handle_discard()
1681 (first_stripe_index << geo->chunk_shift); in raid10_handle_discard()
1683 chunk = bio_end >> geo->chunk_shift; in raid10_handle_discard()
1684 chunk *= geo->near_copies; in raid10_handle_discard()
1686 end_disk_index = sector_div(last_stripe_index, geo->raid_disks); in raid10_handle_discard()
1687 if (geo->far_offset) in raid10_handle_discard()
1688 last_stripe_index *= geo->far_copies; in raid10_handle_discard()
1689 end_disk_offset = (bio_end & geo->chunk_mask) + in raid10_handle_discard()
1690 (last_stripe_index << geo->chunk_shift); in raid10_handle_discard()
1697 memset(r10_bio->devs, 0, sizeof(r10_bio->devs[0]) * geo->raid_disks); in raid10_handle_discard()
1721 for (disk = 0; disk < geo->raid_disks; disk++) { in raid10_handle_discard()
1748 for (disk = 0; disk < geo->raid_disks; disk++) { in raid10_handle_discard()
1812 if (!geo->far_offset && --far_copies) { in raid10_handle_discard()
1813 first_stripe_index += geo->stride >> geo->chunk_shift; in raid10_handle_discard()
1814 start_disk_offset += geo->stride; in raid10_handle_discard()
1815 last_stripe_index += geo->stride >> geo->chunk_shift; in raid10_handle_discard()
1816 end_disk_offset += geo->stride; in raid10_handle_discard()
1834 sector_t chunk_mask = (conf->geo.chunk_mask & conf->prev.chunk_mask); in raid10_make_request()
1855 && (conf->geo.near_copies < conf->geo.raid_disks in raid10_make_request()
1873 if (conf->geo.near_copies < conf->geo.raid_disks) in raid10_status()
1875 if (conf->geo.near_copies > 1) in raid10_status()
1876 seq_printf(seq, " %d near-copies", conf->geo.near_copies); in raid10_status()
1877 if (conf->geo.far_copies > 1) { in raid10_status()
1878 if (conf->geo.far_offset) in raid10_status()
1879 seq_printf(seq, " %d offset-copies", conf->geo.far_copies); in raid10_status()
1881 seq_printf(seq, " %d far-copies", conf->geo.far_copies); in raid10_status()
1882 if (conf->geo.far_set_size != conf->geo.raid_disks) in raid10_status()
1883 seq_printf(seq, " %d devices per set", conf->geo.far_set_size); in raid10_status()
1885 seq_printf(seq, " [%d/%d] [", conf->geo.raid_disks, in raid10_status()
1886 conf->geo.raid_disks - mddev->degraded); in raid10_status()
1888 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_status()
1910 disks = conf->geo.raid_disks; in _enough()
1911 ncopies = conf->geo.near_copies; in _enough()
1983 mdname(mddev), conf->geo.raid_disks - mddev->degraded); in raid10_error()
1996 pr_debug(" --- wd:%d rd:%d\n", conf->geo.raid_disks - conf->mddev->degraded, in print_conf()
1997 conf->geo.raid_disks); in print_conf()
2001 for (i = 0; i < conf->geo.raid_disks; i++) { in print_conf()
2032 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_spare_active()
2074 int last = conf->geo.raid_disks - 1; in raid10_add_disk()
2091 rdev->saved_raid_disk < conf->geo.raid_disks && in raid10_add_disk()
2163 number < conf->geo.raid_disks && in raid10_remove_disk()
3106 for (i = 0; i < conf->geo.raid_disks; i++) in init_resync()
3167 chunks = conf->geo.raid_disks / conf->geo.near_copies; in raid10_set_cluster_sync_high()
3168 if (conf->geo.raid_disks % conf->geo.near_copies == 0) in raid10_set_cluster_sync_high()
3227 sector_t chunk_mask = conf->geo.chunk_mask; in raid10_sync_request()
3277 else for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3292 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3311 if (chunks_skipped >= conf->geo.raid_disks) { in raid10_sync_request()
3325 if (conf->geo.near_copies < conf->geo.raid_disks && in raid10_sync_request()
3357 for (i = 0 ; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3439 for (j = 0; j < conf->geo.raid_disks; j++) { in raid10_sync_request()
3772 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3845 raid_disks = min(conf->geo.raid_disks, in raid10_size()
3850 size = sectors >> conf->geo.chunk_shift; in raid10_size()
3851 sector_div(size, conf->geo.far_copies); in raid10_size()
3853 sector_div(size, conf->geo.near_copies); in raid10_size()
3855 return size << conf->geo.chunk_shift; in raid10_size()
3865 size = size >> conf->geo.chunk_shift; in calc_sectors()
3866 sector_div(size, conf->geo.far_copies); in calc_sectors()
3867 size = size * conf->geo.raid_disks; in calc_sectors()
3868 sector_div(size, conf->geo.near_copies); in calc_sectors()
3876 size = DIV_ROUND_UP_SECTOR_T(size, conf->geo.raid_disks); in calc_sectors()
3878 conf->dev_sectors = size << conf->geo.chunk_shift; in calc_sectors()
3880 if (conf->geo.far_offset) in calc_sectors()
3881 conf->geo.stride = 1 << conf->geo.chunk_shift; in calc_sectors()
3883 sector_div(size, conf->geo.far_copies); in calc_sectors()
3884 conf->geo.stride = size << conf->geo.chunk_shift; in calc_sectors()
3889 static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new) in setup_geo() argument
3920 geo->raid_disks = disks; in setup_geo()
3921 geo->near_copies = nc; in setup_geo()
3922 geo->far_copies = fc; in setup_geo()
3923 geo->far_offset = fo; in setup_geo()
3926 geo->far_set_size = disks; in setup_geo()
3930 geo->far_set_size = disks/fc; in setup_geo()
3931 WARN(geo->far_set_size < fc, in setup_geo()
3935 geo->far_set_size = fc * nc; in setup_geo()
3940 geo->chunk_mask = chunk - 1; in setup_geo()
3941 geo->chunk_shift = ffz(~chunk); in setup_geo()
3949 struct geom geo; in setup_conf() local
3952 copies = setup_geo(&geo, mddev, geo_new); in setup_conf()
3982 conf->geo = geo; in setup_conf()
3995 conf->prev = conf->geo; in setup_conf()
4039 int raid_disks = conf->geo.raid_disks; in raid10_set_io_opt()
4041 if (!(conf->geo.raid_disks % conf->geo.near_copies)) in raid10_set_io_opt()
4042 raid_disks /= conf->geo.near_copies; in raid10_set_io_opt()
4101 if (disk_idx >= conf->geo.raid_disks && in raid10_run()
4151 if (conf->geo.far_copies != 1 && in raid10_run()
4152 conf->geo.far_offset == 0) in raid10_run()
4161 i < conf->geo.raid_disks in raid10_run()
4196 mdname(mddev), conf->geo.raid_disks - mddev->degraded, in raid10_run()
4197 conf->geo.raid_disks); in raid10_run()
4215 after_length = ((1 << conf->geo.chunk_shift) * in raid10_run()
4216 conf->geo.far_copies); in raid10_run()
4291 if (conf->geo.far_copies > 1 && !conf->geo.far_offset) in raid10_resize()
4391 struct geom geo; in raid10_check_reshape() local
4393 if (conf->geo.far_copies != 1 && !conf->geo.far_offset) in raid10_check_reshape()
4396 if (setup_geo(&geo, mddev, geo_start) != conf->copies) in raid10_check_reshape()
4399 if (geo.far_copies > 1 && !geo.far_offset) in raid10_check_reshape()
4403 if (mddev->array_sectors & geo.chunk_mask) in raid10_check_reshape()
4457 if (conf->geo.raid_disks == conf->prev.raid_disks) in calc_degraded()
4461 for (i = 0; i < conf->geo.raid_disks; i++) { in calc_degraded()
4471 if (conf->geo.raid_disks <= conf->prev.raid_disks) in calc_degraded()
4510 after_length = ((1 << conf->geo.chunk_shift) * in raid10_start_reshape()
4511 conf->geo.far_copies); in raid10_start_reshape()
4547 setup_geo(&conf->geo, mddev, geo_start); in raid10_start_reshape()
4569 newsize = raid10_size(mddev, 0, conf->geo.raid_disks); in raid10_start_reshape()
4632 mddev->raid_disks = conf->geo.raid_disks; in raid10_start_reshape()
4656 conf->geo = conf->prev; in raid10_start_reshape()
4657 mddev->raid_disks = conf->geo.raid_disks; in raid10_start_reshape()
4674 static sector_t last_dev_address(sector_t s, struct geom *geo) in last_dev_address() argument
4676 s = (s | geo->chunk_mask) + 1; in last_dev_address()
4677 s >>= geo->chunk_shift; in last_dev_address()
4678 s *= geo->near_copies; in last_dev_address()
4679 s = DIV_ROUND_UP_SECTOR_T(s, geo->raid_disks); in last_dev_address()
4680 s *= geo->far_copies; in last_dev_address()
4681 s <<= geo->chunk_shift; in last_dev_address()
4689 static sector_t first_dev_address(sector_t s, struct geom *geo) in first_dev_address() argument
4691 s >>= geo->chunk_shift; in first_dev_address()
4692 s *= geo->near_copies; in first_dev_address()
4693 sector_div(s, geo->raid_disks); in first_dev_address()
4694 s *= geo->far_copies; in first_dev_address()
4695 s <<= geo->chunk_shift; in first_dev_address()
4778 &conf->geo); in reshape_request()
4790 sector_nr = last & ~(sector_t)(conf->geo.chunk_mask in reshape_request()
4798 next = last_dev_address(conf->reshape_progress, &conf->geo); in reshape_request()
4812 last = sector_nr | (conf->geo.chunk_mask in reshape_request()
4904 __raid10_find_phys(&conf->geo, r10_bio); in reshape_request()
5033 conf->prev = conf->geo; in end_reshape()
5185 for (d = conf->geo.raid_disks ; in raid10_finish_reshape()
5186 d < conf->geo.raid_disks - mddev->delta_disks; in raid10_finish_reshape()
5198 mddev->chunk_sectors = 1 << conf->geo.chunk_shift; in raid10_finish_reshape()