Lines Matching refs:geo
109 int size = offsetof(struct r10bio, devs[conf->geo.raid_disks]); in r10bio_pool_alloc()
263 for (i = 0; i < conf->geo.raid_disks; i++) { in put_all_bios()
358 for (slot = 0; slot < conf->geo.raid_disks; slot++) { in find_bio_disk()
578 static void __raid10_find_phys(struct geom *geo, struct r10bio *r10bio) in __raid10_find_phys() argument
588 last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; in __raid10_find_phys()
589 last_far_set_start *= geo->far_set_size; in __raid10_find_phys()
591 last_far_set_size = geo->far_set_size; in __raid10_find_phys()
592 last_far_set_size += (geo->raid_disks % geo->far_set_size); in __raid10_find_phys()
595 chunk = r10bio->sector >> geo->chunk_shift; in __raid10_find_phys()
596 sector = r10bio->sector & geo->chunk_mask; in __raid10_find_phys()
598 chunk *= geo->near_copies; in __raid10_find_phys()
600 dev = sector_div(stripe, geo->raid_disks); in __raid10_find_phys()
601 if (geo->far_offset) in __raid10_find_phys()
602 stripe *= geo->far_copies; in __raid10_find_phys()
604 sector += stripe << geo->chunk_shift; in __raid10_find_phys()
607 for (n = 0; n < geo->near_copies; n++) { in __raid10_find_phys()
615 for (f = 1; f < geo->far_copies; f++) { in __raid10_find_phys()
616 set = d / geo->far_set_size; in __raid10_find_phys()
617 d += geo->near_copies; in __raid10_find_phys()
619 if ((geo->raid_disks % geo->far_set_size) && in __raid10_find_phys()
625 d %= geo->far_set_size; in __raid10_find_phys()
626 d += geo->far_set_size * set; in __raid10_find_phys()
628 s += geo->stride; in __raid10_find_phys()
634 if (dev >= geo->raid_disks) { in __raid10_find_phys()
636 sector += (geo->chunk_mask + 1); in __raid10_find_phys()
643 struct geom *geo = &conf->geo; in raid10_find_phys() local
649 geo = &conf->prev; in raid10_find_phys()
653 __raid10_find_phys(geo, r10bio); in raid10_find_phys()
662 struct geom *geo = &conf->geo; in raid10_find_virt() local
663 int far_set_start = (dev / geo->far_set_size) * geo->far_set_size; in raid10_find_virt()
664 int far_set_size = geo->far_set_size; in raid10_find_virt()
667 if (geo->raid_disks % geo->far_set_size) { in raid10_find_virt()
668 last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; in raid10_find_virt()
669 last_far_set_start *= geo->far_set_size; in raid10_find_virt()
672 far_set_size = geo->far_set_size; in raid10_find_virt()
673 far_set_size += (geo->raid_disks % geo->far_set_size); in raid10_find_virt()
678 offset = sector & geo->chunk_mask; in raid10_find_virt()
679 if (geo->far_offset) { in raid10_find_virt()
681 chunk = sector >> geo->chunk_shift; in raid10_find_virt()
682 fc = sector_div(chunk, geo->far_copies); in raid10_find_virt()
683 dev -= fc * geo->near_copies; in raid10_find_virt()
687 while (sector >= geo->stride) { in raid10_find_virt()
688 sector -= geo->stride; in raid10_find_virt()
689 if (dev < (geo->near_copies + far_set_start)) in raid10_find_virt()
690 dev += far_set_size - geo->near_copies; in raid10_find_virt()
692 dev -= geo->near_copies; in raid10_find_virt()
694 chunk = sector >> geo->chunk_shift; in raid10_find_virt()
696 vchunk = chunk * geo->raid_disks + dev; in raid10_find_virt()
697 sector_div(vchunk, geo->near_copies); in raid10_find_virt()
698 return (vchunk << geo->chunk_shift) + offset; in raid10_find_virt()
734 struct geom *geo = &conf->geo; in read_balance() local
822 if (geo->near_copies > 1 && !pending) in read_balance()
826 else if (geo->far_copies > 1) in read_balance()
1545 conf->geo.raid_disks); in __make_request()
1606 struct geom *geo = &conf->geo; in raid10_handle_discard() local
1607 int far_copies = geo->far_copies; in raid10_handle_discard()
1639 if (geo->near_copies) in raid10_handle_discard()
1640 stripe_data_disks = geo->raid_disks / geo->near_copies + in raid10_handle_discard()
1641 geo->raid_disks % geo->near_copies; in raid10_handle_discard()
1643 stripe_data_disks = geo->raid_disks; in raid10_handle_discard()
1645 stripe_size = stripe_data_disks << geo->chunk_shift; in raid10_handle_discard()
1704 chunk = bio_start >> geo->chunk_shift; in raid10_handle_discard()
1705 chunk *= geo->near_copies; in raid10_handle_discard()
1707 start_disk_index = sector_div(first_stripe_index, geo->raid_disks); in raid10_handle_discard()
1708 if (geo->far_offset) in raid10_handle_discard()
1709 first_stripe_index *= geo->far_copies; in raid10_handle_discard()
1710 start_disk_offset = (bio_start & geo->chunk_mask) + in raid10_handle_discard()
1711 (first_stripe_index << geo->chunk_shift); in raid10_handle_discard()
1713 chunk = bio_end >> geo->chunk_shift; in raid10_handle_discard()
1714 chunk *= geo->near_copies; in raid10_handle_discard()
1716 end_disk_index = sector_div(last_stripe_index, geo->raid_disks); in raid10_handle_discard()
1717 if (geo->far_offset) in raid10_handle_discard()
1718 last_stripe_index *= geo->far_copies; in raid10_handle_discard()
1719 end_disk_offset = (bio_end & geo->chunk_mask) + in raid10_handle_discard()
1720 (last_stripe_index << geo->chunk_shift); in raid10_handle_discard()
1727 memset(r10_bio->devs, 0, sizeof(r10_bio->devs[0]) * geo->raid_disks); in raid10_handle_discard()
1751 for (disk = 0; disk < geo->raid_disks; disk++) { in raid10_handle_discard()
1777 for (disk = 0; disk < geo->raid_disks; disk++) { in raid10_handle_discard()
1843 if (!geo->far_offset && --far_copies) { in raid10_handle_discard()
1844 first_stripe_index += geo->stride >> geo->chunk_shift; in raid10_handle_discard()
1845 start_disk_offset += geo->stride; in raid10_handle_discard()
1846 last_stripe_index += geo->stride >> geo->chunk_shift; in raid10_handle_discard()
1847 end_disk_offset += geo->stride; in raid10_handle_discard()
1865 sector_t chunk_mask = (conf->geo.chunk_mask & conf->prev.chunk_mask); in raid10_make_request()
1885 && (conf->geo.near_copies < conf->geo.raid_disks in raid10_make_request()
1905 if (conf->geo.near_copies < conf->geo.raid_disks) in raid10_status()
1907 if (conf->geo.near_copies > 1) in raid10_status()
1908 seq_printf(seq, " %d near-copies", conf->geo.near_copies); in raid10_status()
1909 if (conf->geo.far_copies > 1) { in raid10_status()
1910 if (conf->geo.far_offset) in raid10_status()
1911 seq_printf(seq, " %d offset-copies", conf->geo.far_copies); in raid10_status()
1913 seq_printf(seq, " %d far-copies", conf->geo.far_copies); in raid10_status()
1914 if (conf->geo.far_set_size != conf->geo.raid_disks) in raid10_status()
1915 seq_printf(seq, " %d devices per set", conf->geo.far_set_size); in raid10_status()
1917 seq_printf(seq, " [%d/%d] [", conf->geo.raid_disks, in raid10_status()
1918 conf->geo.raid_disks - mddev->degraded); in raid10_status()
1919 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_status()
1941 disks = conf->geo.raid_disks; in _enough()
1942 ncopies = conf->geo.near_copies; in _enough()
2019 mdname(mddev), conf->geo.raid_disks - mddev->degraded); in raid10_error()
2032 pr_debug(" --- wd:%d rd:%d\n", conf->geo.raid_disks - conf->mddev->degraded, in print_conf()
2033 conf->geo.raid_disks); in print_conf()
2036 for (i = 0; i < conf->geo.raid_disks; i++) { in print_conf()
2066 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_spare_active()
2108 int last = conf->geo.raid_disks - 1; in raid10_add_disk()
2123 rdev->saved_raid_disk < conf->geo.raid_disks && in raid10_add_disk()
2198 number < conf->geo.raid_disks && in raid10_remove_disk()
3058 for (i = 0; i < conf->geo.raid_disks; i++) in init_resync()
3119 chunks = conf->geo.raid_disks / conf->geo.near_copies; in raid10_set_cluster_sync_high()
3120 if (conf->geo.raid_disks % conf->geo.near_copies == 0) in raid10_set_cluster_sync_high()
3179 sector_t chunk_mask = conf->geo.chunk_mask; in raid10_sync_request()
3227 else for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3242 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3261 if (chunks_skipped >= conf->geo.raid_disks) { in raid10_sync_request()
3288 if (conf->geo.near_copies < conf->geo.raid_disks && in raid10_sync_request()
3320 for (i = 0 ; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3390 for (j = 0; j < conf->geo.raid_disks; j++) { in raid10_sync_request()
3721 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3794 raid_disks = min(conf->geo.raid_disks, in raid10_size()
3799 size = sectors >> conf->geo.chunk_shift; in raid10_size()
3800 sector_div(size, conf->geo.far_copies); in raid10_size()
3802 sector_div(size, conf->geo.near_copies); in raid10_size()
3804 return size << conf->geo.chunk_shift; in raid10_size()
3814 size = size >> conf->geo.chunk_shift; in calc_sectors()
3815 sector_div(size, conf->geo.far_copies); in calc_sectors()
3816 size = size * conf->geo.raid_disks; in calc_sectors()
3817 sector_div(size, conf->geo.near_copies); in calc_sectors()
3825 size = DIV_ROUND_UP_SECTOR_T(size, conf->geo.raid_disks); in calc_sectors()
3827 conf->dev_sectors = size << conf->geo.chunk_shift; in calc_sectors()
3829 if (conf->geo.far_offset) in calc_sectors()
3830 conf->geo.stride = 1 << conf->geo.chunk_shift; in calc_sectors()
3832 sector_div(size, conf->geo.far_copies); in calc_sectors()
3833 conf->geo.stride = size << conf->geo.chunk_shift; in calc_sectors()
3838 static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new) in setup_geo() argument
3869 geo->raid_disks = disks; in setup_geo()
3870 geo->near_copies = nc; in setup_geo()
3871 geo->far_copies = fc; in setup_geo()
3872 geo->far_offset = fo; in setup_geo()
3875 geo->far_set_size = disks; in setup_geo()
3879 geo->far_set_size = disks/fc; in setup_geo()
3880 WARN(geo->far_set_size < fc, in setup_geo()
3884 geo->far_set_size = fc * nc; in setup_geo()
3889 geo->chunk_mask = chunk - 1; in setup_geo()
3890 geo->chunk_shift = ffz(~chunk); in setup_geo()
3912 struct geom geo; in setup_conf() local
3915 copies = setup_geo(&geo, mddev, geo_new); in setup_conf()
3945 conf->geo = geo; in setup_conf()
3958 conf->prev = conf->geo; in setup_conf()
3997 unsigned int raid_disks = conf->geo.raid_disks; in raid10_nr_stripes()
3999 if (conf->geo.raid_disks % conf->geo.near_copies) in raid10_nr_stripes()
4001 return raid_disks / conf->geo.near_copies; in raid10_nr_stripes()
4063 if (disk_idx >= conf->geo.raid_disks && in raid10_run()
4107 if (conf->geo.far_copies != 1 && in raid10_run()
4108 conf->geo.far_offset == 0) in raid10_run()
4117 i < conf->geo.raid_disks in raid10_run()
4152 mdname(mddev), conf->geo.raid_disks - mddev->degraded, in raid10_run()
4153 conf->geo.raid_disks); in raid10_run()
4171 after_length = ((1 << conf->geo.chunk_shift) * in raid10_run()
4172 conf->geo.far_copies); in raid10_run()
4233 if (conf->geo.far_copies > 1 && !conf->geo.far_offset) in raid10_resize()
4332 struct geom geo; in raid10_check_reshape() local
4334 if (conf->geo.far_copies != 1 && !conf->geo.far_offset) in raid10_check_reshape()
4337 if (setup_geo(&geo, mddev, geo_start) != conf->copies) in raid10_check_reshape()
4340 if (geo.far_copies > 1 && !geo.far_offset) in raid10_check_reshape()
4344 if (mddev->array_sectors & geo.chunk_mask) in raid10_check_reshape()
4397 if (conf->geo.raid_disks == conf->prev.raid_disks) in calc_degraded()
4400 for (i = 0; i < conf->geo.raid_disks; i++) { in calc_degraded()
4411 if (conf->geo.raid_disks <= conf->prev.raid_disks) in calc_degraded()
4449 after_length = ((1 << conf->geo.chunk_shift) * in raid10_start_reshape()
4450 conf->geo.far_copies); in raid10_start_reshape()
4486 setup_geo(&conf->geo, mddev, geo_start); in raid10_start_reshape()
4508 newsize = raid10_size(mddev, 0, conf->geo.raid_disks); in raid10_start_reshape()
4571 mddev->raid_disks = conf->geo.raid_disks; in raid10_start_reshape()
4587 conf->geo = conf->prev; in raid10_start_reshape()
4588 mddev->raid_disks = conf->geo.raid_disks; in raid10_start_reshape()
4605 static sector_t last_dev_address(sector_t s, struct geom *geo) in last_dev_address() argument
4607 s = (s | geo->chunk_mask) + 1; in last_dev_address()
4608 s >>= geo->chunk_shift; in last_dev_address()
4609 s *= geo->near_copies; in last_dev_address()
4610 s = DIV_ROUND_UP_SECTOR_T(s, geo->raid_disks); in last_dev_address()
4611 s *= geo->far_copies; in last_dev_address()
4612 s <<= geo->chunk_shift; in last_dev_address()
4620 static sector_t first_dev_address(sector_t s, struct geom *geo) in first_dev_address() argument
4622 s >>= geo->chunk_shift; in first_dev_address()
4623 s *= geo->near_copies; in first_dev_address()
4624 sector_div(s, geo->raid_disks); in first_dev_address()
4625 s *= geo->far_copies; in first_dev_address()
4626 s <<= geo->chunk_shift; in first_dev_address()
4709 &conf->geo); in reshape_request()
4721 sector_nr = last & ~(sector_t)(conf->geo.chunk_mask in reshape_request()
4729 next = last_dev_address(conf->reshape_progress, &conf->geo); in reshape_request()
4743 last = sector_nr | (conf->geo.chunk_mask in reshape_request()
4833 __raid10_find_phys(&conf->geo, r10_bio); in reshape_request()
4957 conf->prev = conf->geo; in end_reshape()
5099 for (d = conf->geo.raid_disks ; in raid10_finish_reshape()
5100 d < conf->geo.raid_disks - mddev->delta_disks; in raid10_finish_reshape()
5111 mddev->chunk_sectors = 1 << conf->geo.chunk_shift; in raid10_finish_reshape()