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()
360 for (slot = 0; slot < conf->geo.raid_disks; slot++) { in find_bio_disk()
581 static void __raid10_find_phys(struct geom *geo, struct r10bio *r10bio) in __raid10_find_phys() argument
591 last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; in __raid10_find_phys()
592 last_far_set_start *= geo->far_set_size; in __raid10_find_phys()
594 last_far_set_size = geo->far_set_size; in __raid10_find_phys()
595 last_far_set_size += (geo->raid_disks % geo->far_set_size); in __raid10_find_phys()
598 chunk = r10bio->sector >> geo->chunk_shift; in __raid10_find_phys()
599 sector = r10bio->sector & geo->chunk_mask; in __raid10_find_phys()
601 chunk *= geo->near_copies; in __raid10_find_phys()
603 dev = sector_div(stripe, geo->raid_disks); in __raid10_find_phys()
604 if (geo->far_offset) in __raid10_find_phys()
605 stripe *= geo->far_copies; in __raid10_find_phys()
607 sector += stripe << geo->chunk_shift; in __raid10_find_phys()
610 for (n = 0; n < geo->near_copies; n++) { in __raid10_find_phys()
618 for (f = 1; f < geo->far_copies; f++) { in __raid10_find_phys()
619 set = d / geo->far_set_size; in __raid10_find_phys()
620 d += geo->near_copies; in __raid10_find_phys()
622 if ((geo->raid_disks % geo->far_set_size) && in __raid10_find_phys()
628 d %= geo->far_set_size; in __raid10_find_phys()
629 d += geo->far_set_size * set; in __raid10_find_phys()
631 s += geo->stride; in __raid10_find_phys()
637 if (dev >= geo->raid_disks) { in __raid10_find_phys()
639 sector += (geo->chunk_mask + 1); in __raid10_find_phys()
646 struct geom *geo = &conf->geo; in raid10_find_phys() local
652 geo = &conf->prev; in raid10_find_phys()
656 __raid10_find_phys(geo, r10bio); in raid10_find_phys()
665 struct geom *geo = &conf->geo; in raid10_find_virt() local
666 int far_set_start = (dev / geo->far_set_size) * geo->far_set_size; in raid10_find_virt()
667 int far_set_size = geo->far_set_size; in raid10_find_virt()
670 if (geo->raid_disks % geo->far_set_size) { in raid10_find_virt()
671 last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; in raid10_find_virt()
672 last_far_set_start *= geo->far_set_size; in raid10_find_virt()
675 far_set_size = geo->far_set_size; in raid10_find_virt()
676 far_set_size += (geo->raid_disks % geo->far_set_size); in raid10_find_virt()
681 offset = sector & geo->chunk_mask; in raid10_find_virt()
682 if (geo->far_offset) { in raid10_find_virt()
684 chunk = sector >> geo->chunk_shift; in raid10_find_virt()
685 fc = sector_div(chunk, geo->far_copies); in raid10_find_virt()
686 dev -= fc * geo->near_copies; in raid10_find_virt()
690 while (sector >= geo->stride) { in raid10_find_virt()
691 sector -= geo->stride; in raid10_find_virt()
692 if (dev < (geo->near_copies + far_set_start)) in raid10_find_virt()
693 dev += far_set_size - geo->near_copies; in raid10_find_virt()
695 dev -= geo->near_copies; in raid10_find_virt()
697 chunk = sector >> geo->chunk_shift; in raid10_find_virt()
699 vchunk = chunk * geo->raid_disks + dev; in raid10_find_virt()
700 sector_div(vchunk, geo->near_copies); in raid10_find_virt()
701 return (vchunk << geo->chunk_shift) + offset; in raid10_find_virt()
737 struct geom *geo = &conf->geo; in read_balance() local
825 if (geo->near_copies > 1 && !pending) in read_balance()
829 else if (geo->far_copies > 1) in read_balance()
1544 conf->geo.raid_disks); in __make_request()
1605 struct geom *geo = &conf->geo; in raid10_handle_discard() local
1606 int far_copies = geo->far_copies; in raid10_handle_discard()
1638 if (geo->near_copies) in raid10_handle_discard()
1639 stripe_data_disks = geo->raid_disks / geo->near_copies + in raid10_handle_discard()
1640 geo->raid_disks % geo->near_copies; in raid10_handle_discard()
1642 stripe_data_disks = geo->raid_disks; in raid10_handle_discard()
1644 stripe_size = stripe_data_disks << geo->chunk_shift; in raid10_handle_discard()
1707 chunk = bio_start >> geo->chunk_shift; in raid10_handle_discard()
1708 chunk *= geo->near_copies; in raid10_handle_discard()
1710 start_disk_index = sector_div(first_stripe_index, geo->raid_disks); in raid10_handle_discard()
1711 if (geo->far_offset) in raid10_handle_discard()
1712 first_stripe_index *= geo->far_copies; in raid10_handle_discard()
1713 start_disk_offset = (bio_start & geo->chunk_mask) + in raid10_handle_discard()
1714 (first_stripe_index << geo->chunk_shift); in raid10_handle_discard()
1716 chunk = bio_end >> geo->chunk_shift; in raid10_handle_discard()
1717 chunk *= geo->near_copies; in raid10_handle_discard()
1719 end_disk_index = sector_div(last_stripe_index, geo->raid_disks); in raid10_handle_discard()
1720 if (geo->far_offset) in raid10_handle_discard()
1721 last_stripe_index *= geo->far_copies; in raid10_handle_discard()
1722 end_disk_offset = (bio_end & geo->chunk_mask) + in raid10_handle_discard()
1723 (last_stripe_index << geo->chunk_shift); in raid10_handle_discard()
1730 memset(r10_bio->devs, 0, sizeof(r10_bio->devs[0]) * geo->raid_disks); in raid10_handle_discard()
1754 for (disk = 0; disk < geo->raid_disks; disk++) { in raid10_handle_discard()
1780 for (disk = 0; disk < geo->raid_disks; disk++) { in raid10_handle_discard()
1846 if (!geo->far_offset && --far_copies) { in raid10_handle_discard()
1847 first_stripe_index += geo->stride >> geo->chunk_shift; in raid10_handle_discard()
1848 start_disk_offset += geo->stride; in raid10_handle_discard()
1849 last_stripe_index += geo->stride >> geo->chunk_shift; in raid10_handle_discard()
1850 end_disk_offset += geo->stride; in raid10_handle_discard()
1868 sector_t chunk_mask = (conf->geo.chunk_mask & conf->prev.chunk_mask); in raid10_make_request()
1888 && (conf->geo.near_copies < conf->geo.raid_disks in raid10_make_request()
1908 if (conf->geo.near_copies < conf->geo.raid_disks) in raid10_status()
1910 if (conf->geo.near_copies > 1) in raid10_status()
1911 seq_printf(seq, " %d near-copies", conf->geo.near_copies); in raid10_status()
1912 if (conf->geo.far_copies > 1) { in raid10_status()
1913 if (conf->geo.far_offset) in raid10_status()
1914 seq_printf(seq, " %d offset-copies", conf->geo.far_copies); in raid10_status()
1916 seq_printf(seq, " %d far-copies", conf->geo.far_copies); in raid10_status()
1917 if (conf->geo.far_set_size != conf->geo.raid_disks) in raid10_status()
1918 seq_printf(seq, " %d devices per set", conf->geo.far_set_size); in raid10_status()
1920 seq_printf(seq, " [%d/%d] [", conf->geo.raid_disks, in raid10_status()
1921 conf->geo.raid_disks - mddev->degraded); in raid10_status()
1922 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_status()
1944 disks = conf->geo.raid_disks; in _enough()
1945 ncopies = conf->geo.near_copies; in _enough()
2022 mdname(mddev), conf->geo.raid_disks - mddev->degraded); in raid10_error()
2035 pr_debug(" --- wd:%d rd:%d\n", conf->geo.raid_disks - conf->mddev->degraded, in print_conf()
2036 conf->geo.raid_disks); in print_conf()
2039 for (i = 0; i < conf->geo.raid_disks; i++) { in print_conf()
2069 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_spare_active()
2111 int last = conf->geo.raid_disks - 1; in raid10_add_disk()
2126 rdev->saved_raid_disk < conf->geo.raid_disks && in raid10_add_disk()
2197 number < conf->geo.raid_disks && in raid10_remove_disk()
3039 for (i = 0; i < conf->geo.raid_disks; i++) in init_resync()
3100 chunks = conf->geo.raid_disks / conf->geo.near_copies; in raid10_set_cluster_sync_high()
3101 if (conf->geo.raid_disks % conf->geo.near_copies == 0) in raid10_set_cluster_sync_high()
3158 sector_t chunk_mask = conf->geo.chunk_mask; in raid10_sync_request()
3203 else for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3217 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3243 if (conf->geo.near_copies < conf->geo.raid_disks && in raid10_sync_request()
3275 for (i = 0 ; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3343 for (j = 0; j < conf->geo.raid_disks; j++) { in raid10_sync_request()
3665 for (i = 0; i < conf->geo.raid_disks; i++) { in raid10_sync_request()
3719 raid_disks = min(conf->geo.raid_disks, in raid10_size()
3724 size = sectors >> conf->geo.chunk_shift; in raid10_size()
3725 sector_div(size, conf->geo.far_copies); in raid10_size()
3727 sector_div(size, conf->geo.near_copies); in raid10_size()
3729 return size << conf->geo.chunk_shift; in raid10_size()
3739 size = size >> conf->geo.chunk_shift; in calc_sectors()
3740 sector_div(size, conf->geo.far_copies); in calc_sectors()
3741 size = size * conf->geo.raid_disks; in calc_sectors()
3742 sector_div(size, conf->geo.near_copies); in calc_sectors()
3750 size = DIV_ROUND_UP_SECTOR_T(size, conf->geo.raid_disks); in calc_sectors()
3752 conf->dev_sectors = size << conf->geo.chunk_shift; in calc_sectors()
3754 if (conf->geo.far_offset) in calc_sectors()
3755 conf->geo.stride = 1 << conf->geo.chunk_shift; in calc_sectors()
3757 sector_div(size, conf->geo.far_copies); in calc_sectors()
3758 conf->geo.stride = size << conf->geo.chunk_shift; in calc_sectors()
3763 static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new) in setup_geo() argument
3794 geo->raid_disks = disks; in setup_geo()
3795 geo->near_copies = nc; in setup_geo()
3796 geo->far_copies = fc; in setup_geo()
3797 geo->far_offset = fo; in setup_geo()
3800 geo->far_set_size = disks; in setup_geo()
3804 geo->far_set_size = disks/fc; in setup_geo()
3805 WARN(geo->far_set_size < fc, in setup_geo()
3809 geo->far_set_size = fc * nc; in setup_geo()
3814 geo->chunk_mask = chunk - 1; in setup_geo()
3815 geo->chunk_shift = ffz(~chunk); in setup_geo()
3837 struct geom geo; in setup_conf() local
3840 copies = setup_geo(&geo, mddev, geo_new); in setup_conf()
3869 conf->geo = geo; in setup_conf()
3882 conf->prev = conf->geo; in setup_conf()
3921 unsigned int raid_disks = conf->geo.raid_disks; in raid10_nr_stripes()
3923 if (conf->geo.raid_disks % conf->geo.near_copies) in raid10_nr_stripes()
3925 return raid_disks / conf->geo.near_copies; in raid10_nr_stripes()
3990 if (disk_idx >= conf->geo.raid_disks && in raid10_run()
4034 if (conf->geo.far_copies != 1 && in raid10_run()
4035 conf->geo.far_offset == 0) in raid10_run()
4044 i < conf->geo.raid_disks in raid10_run()
4077 mdname(mddev), conf->geo.raid_disks - mddev->degraded, in raid10_run()
4078 conf->geo.raid_disks); in raid10_run()
4096 after_length = ((1 << conf->geo.chunk_shift) * in raid10_run()
4097 conf->geo.far_copies); in raid10_run()
4157 if (conf->geo.far_copies > 1 && !conf->geo.far_offset) in raid10_resize()
4259 struct geom geo; in raid10_check_reshape() local
4261 if (conf->geo.far_copies != 1 && !conf->geo.far_offset) in raid10_check_reshape()
4264 if (setup_geo(&geo, mddev, geo_start) != conf->copies) in raid10_check_reshape()
4267 if (geo.far_copies > 1 && !geo.far_offset) in raid10_check_reshape()
4271 if (mddev->array_sectors & geo.chunk_mask) in raid10_check_reshape()
4323 if (conf->geo.raid_disks == conf->prev.raid_disks) in calc_degraded()
4326 for (i = 0; i < conf->geo.raid_disks; i++) { in calc_degraded()
4337 if (conf->geo.raid_disks <= conf->prev.raid_disks) in calc_degraded()
4375 after_length = ((1 << conf->geo.chunk_shift) * in raid10_start_reshape()
4376 conf->geo.far_copies); in raid10_start_reshape()
4412 setup_geo(&conf->geo, mddev, geo_start); in raid10_start_reshape()
4434 newsize = raid10_size(mddev, 0, conf->geo.raid_disks); in raid10_start_reshape()
4499 mddev->raid_disks = conf->geo.raid_disks; in raid10_start_reshape()
4515 conf->geo = conf->prev; in raid10_start_reshape()
4516 mddev->raid_disks = conf->geo.raid_disks; in raid10_start_reshape()
4533 static sector_t last_dev_address(sector_t s, struct geom *geo) in last_dev_address() argument
4535 s = (s | geo->chunk_mask) + 1; in last_dev_address()
4536 s >>= geo->chunk_shift; in last_dev_address()
4537 s *= geo->near_copies; in last_dev_address()
4538 s = DIV_ROUND_UP_SECTOR_T(s, geo->raid_disks); in last_dev_address()
4539 s *= geo->far_copies; in last_dev_address()
4540 s <<= geo->chunk_shift; in last_dev_address()
4548 static sector_t first_dev_address(sector_t s, struct geom *geo) in first_dev_address() argument
4550 s >>= geo->chunk_shift; in first_dev_address()
4551 s *= geo->near_copies; in first_dev_address()
4552 sector_div(s, geo->raid_disks); in first_dev_address()
4553 s *= geo->far_copies; in first_dev_address()
4554 s <<= geo->chunk_shift; in first_dev_address()
4637 &conf->geo); in reshape_request()
4649 sector_nr = last & ~(sector_t)(conf->geo.chunk_mask in reshape_request()
4657 next = last_dev_address(conf->reshape_progress, &conf->geo); in reshape_request()
4671 last = sector_nr | (conf->geo.chunk_mask in reshape_request()
4761 __raid10_find_phys(&conf->geo, r10_bio); in reshape_request()
4884 conf->prev = conf->geo; in end_reshape()
5026 for (d = conf->geo.raid_disks ; in raid10_finish_reshape()
5027 d < conf->geo.raid_disks - mddev->delta_disks; in raid10_finish_reshape()
5038 mddev->chunk_sectors = 1 << conf->geo.chunk_shift; in raid10_finish_reshape()