Lines Matching refs:mddev
243 struct mddev md;
261 struct mddev *mddev = &rs->md; in rs_config_backup() local
263 l->new_level = mddev->new_level; in rs_config_backup()
264 l->new_layout = mddev->new_layout; in rs_config_backup()
265 l->new_chunk_sectors = mddev->new_chunk_sectors; in rs_config_backup()
270 struct mddev *mddev = &rs->md; in rs_config_restore() local
272 mddev->new_level = l->new_level; in rs_config_restore()
273 mddev->new_layout = l->new_layout; in rs_config_restore()
274 mddev->new_chunk_sectors = l->new_chunk_sectors; in rs_config_restore()
684 struct mddev *mddev = &rs->md; in rs_set_rdev_sectors() local
691 rdev_for_each(rdev, mddev) in rs_set_rdev_sectors()
693 rdev->sectors = mddev->dev_sectors; in rs_set_rdev_sectors()
713 struct mddev *mddev = &rs->md; in rs_set_cur() local
715 mddev->new_level = mddev->level; in rs_set_cur()
716 mddev->new_layout = mddev->layout; in rs_set_cur()
717 mddev->new_chunk_sectors = mddev->chunk_sectors; in rs_set_cur()
726 struct mddev *mddev = &rs->md; in rs_set_new() local
728 mddev->level = mddev->new_level; in rs_set_new()
729 mddev->layout = mddev->new_layout; in rs_set_new()
730 mddev->chunk_sectors = mddev->new_chunk_sectors; in rs_set_new()
731 mddev->raid_disks = rs->raid_disks; in rs_set_new()
732 mddev->delta_disks = 0; in rs_set_new()
845 rs->dev[i].rdev.mddev = &rs->md; in parse_dev_params()
1263 jdev->mddev = &rs->md; in parse_raid_params()
1537 struct mddev *mddev = &rs->md; in rs_set_raid456_stripe_cache() local
1538 uint32_t min_stripes = max(mddev->chunk_sectors, mddev->new_chunk_sectors) / 2; in rs_set_raid456_stripe_cache()
1552 conf = mddev->private; in rs_set_raid456_stripe_cache()
1560 r = raid5_set_cache_size(mddev, nr_stripes); in rs_set_raid456_stripe_cache()
1627 struct mddev *mddev = &rs->md; in rs_set_dev_and_array_sectors() local
1630 delta_disks = mddev->delta_disks; in rs_set_dev_and_array_sectors()
1662 mddev->array_sectors = array_sectors; in rs_set_dev_and_array_sectors()
1663 mddev->dev_sectors = dev_sectors; in rs_set_dev_and_array_sectors()
1715 struct mddev *mddev = &rs->md; in rs_check_takeover() local
1728 switch (mddev->level) { in rs_check_takeover()
1731 if ((mddev->new_level == 1 || mddev->new_level == 5) && in rs_check_takeover()
1732 mddev->raid_disks == 1) in rs_check_takeover()
1736 if (mddev->new_level == 10 && in rs_check_takeover()
1737 !(rs->raid_disks % mddev->raid_disks)) in rs_check_takeover()
1741 if (__within_range(mddev->new_level, 4, 6) && in rs_check_takeover()
1742 mddev->new_layout == ALGORITHM_PARITY_N && in rs_check_takeover()
1743 mddev->raid_disks > 1) in rs_check_takeover()
1750 if (__is_raid10_offset(mddev->layout)) in rs_check_takeover()
1753 near_copies = __raid10_near_copies(mddev->layout); in rs_check_takeover()
1756 if (mddev->new_level == 0) { in rs_check_takeover()
1759 !(mddev->raid_disks % near_copies)) { in rs_check_takeover()
1760 mddev->raid_disks /= near_copies; in rs_check_takeover()
1761 mddev->delta_disks = mddev->raid_disks; in rs_check_takeover()
1767 __raid10_far_copies(mddev->layout) > 1) in rs_check_takeover()
1774 if (mddev->new_level == 1 && in rs_check_takeover()
1775 max(near_copies, __raid10_far_copies(mddev->layout)) == mddev->raid_disks) in rs_check_takeover()
1779 if (__within_range(mddev->new_level, 4, 5) && in rs_check_takeover()
1780 mddev->raid_disks == 2) in rs_check_takeover()
1786 if (__within_range(mddev->new_level, 4, 5) && in rs_check_takeover()
1787 mddev->raid_disks == 2) { in rs_check_takeover()
1788 mddev->degraded = 1; in rs_check_takeover()
1793 if (mddev->new_level == 0 && in rs_check_takeover()
1794 mddev->raid_disks == 1) in rs_check_takeover()
1798 if (mddev->new_level == 10) in rs_check_takeover()
1804 if (mddev->new_level == 0) in rs_check_takeover()
1808 if ((mddev->new_level == 1 || mddev->new_level == 5) && in rs_check_takeover()
1809 mddev->raid_disks == 2) in rs_check_takeover()
1813 if (__within_range(mddev->new_level, 5, 6) && in rs_check_takeover()
1814 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1820 if (mddev->new_level == 0 && in rs_check_takeover()
1821 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1825 if (mddev->new_level == 4 && in rs_check_takeover()
1826 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1830 if ((mddev->new_level == 1 || mddev->new_level == 4 || mddev->new_level == 10) && in rs_check_takeover()
1831 mddev->raid_disks == 2) in rs_check_takeover()
1835 if (mddev->new_level == 6 && in rs_check_takeover()
1836 ((mddev->layout == ALGORITHM_PARITY_N && mddev->new_layout == ALGORITHM_PARITY_N) || in rs_check_takeover()
1837 … __within_range(mddev->new_layout, ALGORITHM_LEFT_ASYMMETRIC_6, ALGORITHM_RIGHT_SYMMETRIC_6))) in rs_check_takeover()
1843 if (mddev->new_level == 0 && in rs_check_takeover()
1844 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1848 if (mddev->new_level == 4 && in rs_check_takeover()
1849 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1853 if (mddev->new_level == 5 && in rs_check_takeover()
1854 ((mddev->layout == ALGORITHM_PARITY_N && mddev->new_layout == ALGORITHM_PARITY_N) || in rs_check_takeover()
1855 __within_range(mddev->new_layout, ALGORITHM_LEFT_ASYMMETRIC, ALGORITHM_RIGHT_SYMMETRIC))) in rs_check_takeover()
1876 struct mddev *mddev = &rs->md; in rs_reshape_requested() local
1884 change = mddev->new_layout != mddev->layout || in rs_reshape_requested()
1885 mddev->new_chunk_sectors != mddev->chunk_sectors || in rs_reshape_requested()
1894 mddev->raid_disks != rs->raid_disks; in rs_reshape_requested()
1899 !__is_raid10_far(mddev->new_layout) && in rs_reshape_requested()
2006 struct mddev *mddev = &rs->md; in rs_check_reshape() local
2008 if (!mddev->pers || !mddev->pers->check_reshape) in rs_check_reshape()
2010 else if (mddev->degraded) in rs_check_reshape()
2036 md_error(rdev->mddev, rdev); in read_disk_sb()
2073 static void super_sync(struct mddev *mddev, struct md_rdev *rdev) in super_sync() argument
2079 struct raid_set *rs = container_of(mddev, struct raid_set, md); in super_sync()
2103 sb->num_devices = cpu_to_le32(mddev->raid_disks); in super_sync()
2106 sb->events = cpu_to_le64(mddev->events); in super_sync()
2109 sb->array_resync_offset = cpu_to_le64(mddev->recovery_cp); in super_sync()
2111 sb->level = cpu_to_le32(mddev->level); in super_sync()
2112 sb->layout = cpu_to_le32(mddev->layout); in super_sync()
2113 sb->stripe_sectors = cpu_to_le32(mddev->chunk_sectors); in super_sync()
2120 sb->new_level = cpu_to_le32(mddev->new_level); in super_sync()
2121 sb->new_layout = cpu_to_le32(mddev->new_layout); in super_sync()
2122 sb->new_stripe_sectors = cpu_to_le32(mddev->new_chunk_sectors); in super_sync()
2124 sb->delta_disks = cpu_to_le32(mddev->delta_disks); in super_sync()
2127 sb->reshape_position = cpu_to_le64(mddev->reshape_position); in super_sync()
2132 if (mddev->delta_disks < 0 || mddev->reshape_backwards) in super_sync()
2139 sb->array_sectors = cpu_to_le64(mddev->array_sectors); in super_sync()
2177 super_sync(rdev->mddev, rdev); in super_load()
2183 set_bit(MD_SB_CHANGE_DEVS, &rdev->mddev->sb_flags); in super_load()
2204 struct mddev *mddev = &rs->md; in super_init_validation() local
2218 mddev->events = events_sb ? : 1; in super_init_validation()
2220 mddev->reshape_position = MaxSector; in super_init_validation()
2222 mddev->raid_disks = le32_to_cpu(sb->num_devices); in super_init_validation()
2223 mddev->level = le32_to_cpu(sb->level); in super_init_validation()
2224 mddev->layout = le32_to_cpu(sb->layout); in super_init_validation()
2225 mddev->chunk_sectors = le32_to_cpu(sb->stripe_sectors); in super_init_validation()
2233 mddev->new_level = le32_to_cpu(sb->new_level); in super_init_validation()
2234 mddev->new_layout = le32_to_cpu(sb->new_layout); in super_init_validation()
2235 mddev->new_chunk_sectors = le32_to_cpu(sb->new_stripe_sectors); in super_init_validation()
2236 mddev->delta_disks = le32_to_cpu(sb->delta_disks); in super_init_validation()
2237 mddev->array_sectors = le64_to_cpu(sb->array_sectors); in super_init_validation()
2246 if (mddev->delta_disks < 0 || in super_init_validation()
2247 (!mddev->delta_disks && (le32_to_cpu(sb->flags) & SB_FLAG_RESHAPE_BACKWARDS))) in super_init_validation()
2248 mddev->reshape_backwards = 1; in super_init_validation()
2250 mddev->reshape_backwards = 0; in super_init_validation()
2252 mddev->reshape_position = le64_to_cpu(sb->reshape_position); in super_init_validation()
2253 rs->raid_type = get_raid_type_by_ll(mddev->level, mddev->layout); in super_init_validation()
2260 struct raid_type *rt_cur = get_raid_type_by_ll(mddev->level, mddev->layout); in super_init_validation()
2261 struct raid_type *rt_new = get_raid_type_by_ll(mddev->new_level, mddev->new_layout); in super_init_validation()
2272 if (mddev->layout != mddev->new_layout) { in super_init_validation()
2278 le32_to_cpu(sb->layout), mddev->new_layout); in super_init_validation()
2280 if (mddev->chunk_sectors != mddev->new_chunk_sectors) in super_init_validation()
2282 mddev->chunk_sectors, mddev->new_chunk_sectors); in super_init_validation()
2285 mddev->raid_disks, mddev->raid_disks + rs->delta_disks); in super_init_validation()
2288 raid10_md_layout_to_format(mddev->layout), in super_init_validation()
2289 raid10_md_layout_to_copies(mddev->layout)); in super_init_validation()
2291 raid10_md_layout_to_format(mddev->new_layout), in super_init_validation()
2292 raid10_md_layout_to_copies(mddev->new_layout)); in super_init_validation()
2301 mddev->recovery_cp = le64_to_cpu(sb->array_resync_offset); in super_init_validation()
2319 rdev_for_each(r, mddev) { in super_init_validation()
2342 set_bit(MD_ARRAY_FIRST_USE, &mddev->flags); in super_init_validation()
2361 (unsigned long long) mddev->recovery_cp); in super_init_validation()
2365 (unsigned long long) mddev->reshape_position); in super_init_validation()
2375 rdev_for_each(r, mddev) { in super_init_validation()
2392 if (rs_is_raid10(rs) && __is_raid10_near(mddev->layout)) { in super_init_validation()
2393 if (mddev->raid_disks % __raid10_near_copies(mddev->layout) || in super_init_validation()
2426 struct mddev *mddev = &rs->md; in super_validate() local
2438 if (!mddev->events && super_init_validation(rs, rdev)) in super_validate()
2453 …mddev->bitmap_info.offset = (rt_is_raid0(rs->raid_type) || rs->journal_dev.dev) ? 0 : to_sector(40… in super_validate()
2454 mddev->bitmap_info.default_offset = mddev->bitmap_info.offset; in super_validate()
2499 struct mddev *mddev = &rs->md; in analyse_superblocks() local
2502 rdev_for_each(rdev, mddev) { in analyse_superblocks()
2575 rdev_for_each(rdev, mddev) in analyse_superblocks()
2702 struct mddev *mddev = &rs->md; in rs_setup_takeover() local
2704 unsigned int d = mddev->raid_disks = rs->raid_disks; in rs_setup_takeover()
2713 mddev->layout = raid10_format_to_md_layout(rs, ALGORITHM_RAID10_FAR, in rs_setup_takeover()
2717 mddev->layout = raid10_format_to_md_layout(rs, ALGORITHM_RAID10_NEAR, in rs_setup_takeover()
2724 clear_bit(MD_ARRAY_FIRST_USE, &mddev->flags); in rs_setup_takeover()
2725 mddev->recovery_cp = MaxSector; in rs_setup_takeover()
2733 mddev->recovery_cp = rdev->recovery_offset = 0; in rs_setup_takeover()
2735 set_bit(MD_ARRAY_FIRST_USE, &mddev->flags); in rs_setup_takeover()
2748 struct mddev *mddev = &rs->md; in rs_prepare_reshape() local
2751 if (rs->raid_disks != mddev->raid_disks && in rs_prepare_reshape()
2752 __is_raid10_near(mddev->layout) && in rs_prepare_reshape()
2754 rs->raid10_copies != __raid10_near_copies(mddev->layout)) { in rs_prepare_reshape()
2768 mddev->layout = raid10_format_to_md_layout(rs, ALGORITHM_RAID10_NEAR, in rs_prepare_reshape()
2770 mddev->new_layout = mddev->layout; in rs_prepare_reshape()
2781 mddev->degraded = rs->delta_disks < 0 ? -rs->delta_disks : rs->delta_disks; in rs_prepare_reshape()
2785 mddev->raid_disks = rs->raid_disks; in rs_prepare_reshape()
2796 } else if (mddev->raid_disks < rs->raid_disks) in rs_prepare_reshape()
2832 struct mddev *mddev = &rs->md; in rs_setup_reshape() local
2835 mddev->delta_disks = rs->delta_disks; in rs_setup_reshape()
2836 cur_raid_devs = mddev->raid_disks; in rs_setup_reshape()
2839 if (mddev->delta_disks && in rs_setup_reshape()
2840 mddev->layout != mddev->new_layout) { in rs_setup_reshape()
2842 mddev->new_layout = mddev->layout; in rs_setup_reshape()
2881 rdev->sectors = mddev->dev_sectors; in rs_setup_reshape()
2885 mddev->reshape_backwards = 0; /* adding disk(s) -> forward reshape */ in rs_setup_reshape()
2890 mddev->reshape_backwards = 1; /* removing disk(s) -> backward reshape */ in rs_setup_reshape()
2915 mddev->reshape_backwards = rs->dev[0].rdev.data_offset ? 0 : 1; in rs_setup_reshape()
2922 if (!mddev->reshape_backwards) in rs_setup_reshape()
3307 struct mddev *mddev = &rs->md; in raid_map() local
3317 if (unlikely(bio_end_sector(bio) > mddev->array_sectors)) in raid_map()
3320 md_handle_request(mddev, bio); in raid_map()
3344 static enum sync_state decipher_sync_action(struct mddev *mddev, unsigned long recovery) in decipher_sync_action() argument
3352 (!mddev->ro && test_bit(MD_RECOVERY_NEEDED, &recovery)))) { in decipher_sync_action()
3367 if (mddev->reshape_position != MaxSector) in decipher_sync_action()
3405 struct mddev *mddev = &rs->md; in rs_get_progress() local
3416 r = mddev->recovery_cp; in rs_get_progress()
3418 r = mddev->curr_resync_completed; in rs_get_progress()
3470 rdev_for_each(rdev, mddev) in rs_get_progress()
3492 struct mddev *mddev = &rs->md; in raid_status() local
3493 struct r5conf *conf = mddev->private; in raid_status()
3506 rt = get_raid_type_by_ll(mddev->new_level, mddev->new_layout); in raid_status()
3510 DMEMIT("%s %d ", rt->name, mddev->raid_disks); in raid_status()
3516 mddev->resync_max_sectors : mddev->dev_sectors; in raid_status()
3518 state = decipher_sync_action(mddev, recovery); in raid_status()
3520 resync_mismatches = (mddev->last_sync_action && !strcasecmp(mddev->last_sync_action, "check")) ? in raid_status()
3521 atomic64_read(&mddev->resync_mismatches) : 0; in raid_status()
3598 DMEMIT("%s %u %u", rs->raid_type->name, raid_param_cnt, mddev->new_chunk_sectors); in raid_status()
3609 mddev->bitmap_info.daemon_sleep); in raid_status()
3612 mddev->sync_speed_min); in raid_status()
3615 mddev->sync_speed_max); in raid_status()
3623 mddev->bitmap_info.max_write_behind); in raid_status()
3629 (unsigned long long) to_sector(mddev->bitmap_info.chunksize)); in raid_status()
3632 raid10_md_layout_to_copies(mddev->layout)); in raid_status()
3635 raid10_md_layout_to_format(mddev->layout)); in raid_status()
3638 max(rs->delta_disks, mddev->delta_disks)); in raid_status()
3659 struct mddev *mddev = &rs->md; in raid_message() local
3661 if (!mddev->pers || !mddev->pers->sync_request) in raid_message()
3665 set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); in raid_message()
3667 clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); in raid_message()
3670 if (mddev->sync_thread) { in raid_message()
3671 set_bit(MD_RECOVERY_INTR, &mddev->recovery); in raid_message()
3672 md_reap_sync_thread(mddev); in raid_message()
3674 } else if (decipher_sync_action(mddev, mddev->recovery) != st_idle) in raid_message()
3679 set_bit(MD_RECOVERY_RECOVER, &mddev->recovery); in raid_message()
3682 set_bit(MD_RECOVERY_CHECK, &mddev->recovery); in raid_message()
3683 set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); in raid_message()
3684 set_bit(MD_RECOVERY_SYNC, &mddev->recovery); in raid_message()
3686 set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); in raid_message()
3687 set_bit(MD_RECOVERY_SYNC, &mddev->recovery); in raid_message()
3691 if (mddev->ro == 2) { in raid_message()
3695 mddev->ro = 0; in raid_message()
3696 if (!mddev->suspended && mddev->sync_thread) in raid_message()
3697 md_wakeup_thread(mddev->sync_thread); in raid_message()
3699 set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); in raid_message()
3700 if (!mddev->suspended && mddev->thread) in raid_message()
3701 md_wakeup_thread(mddev->thread); in raid_message()
3766 struct mddev *mddev = &rs->md; in attempt_restore_of_faulty_devices() local
3770 if (!mddev->pers || !mddev->pers->hot_add_disk || !mddev->pers->hot_remove_disk) in attempt_restore_of_faulty_devices()
3775 for (i = 0; i < mddev->raid_disks; i++) { in attempt_restore_of_faulty_devices()
3799 if (mddev->pers->hot_remove_disk(mddev, r)) { in attempt_restore_of_faulty_devices()
3810 if (mddev->pers->hot_add_disk(mddev, r)) { in attempt_restore_of_faulty_devices()
3860 struct mddev *mddev = &rs->md; in rs_update_sbs() local
3861 int ro = mddev->ro; in rs_update_sbs()
3863 set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); in rs_update_sbs()
3864 mddev->ro = 0; in rs_update_sbs()
3865 md_update_sb(mddev, 1); in rs_update_sbs()
3866 mddev->ro = ro; in rs_update_sbs()
3879 struct mddev *mddev = &rs->md; in rs_start_reshape() local
3880 struct md_personality *pers = mddev->pers; in rs_start_reshape()
3883 set_bit(MD_RECOVERY_WAIT, &mddev->recovery); in rs_start_reshape()
3894 r = pers->check_reshape(mddev); in rs_start_reshape()
3905 r = pers->start_reshape(mddev); in rs_start_reshape()
3926 struct mddev *mddev = &rs->md; in raid_preresume() local
3948 mddev->array_sectors = rs->array_sectors; in raid_preresume()
3949 mddev->dev_sectors = rs->dev_sectors; in raid_preresume()
3955 if (test_bit(RT_FLAG_RS_BITMAP_LOADED, &rs->runtime_flags) && mddev->bitmap && in raid_preresume()
3958 mddev->bitmap_info.chunksize != to_bytes(rs->requested_bitmap_chunk_sectors)))) { in raid_preresume()
3959 int chunksize = to_bytes(rs->requested_bitmap_chunk_sectors) ?: mddev->bitmap_info.chunksize; in raid_preresume()
3961 r = md_bitmap_resize(mddev->bitmap, mddev->dev_sectors, chunksize, 0); in raid_preresume()
3968 set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); in raid_preresume()
3969 if (mddev->recovery_cp && mddev->recovery_cp < MaxSector) { in raid_preresume()
3970 set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); in raid_preresume()
3971 mddev->resync_min = mddev->recovery_cp; in raid_preresume()
3973 mddev->resync_max_sectors = mddev->dev_sectors; in raid_preresume()
3980 mddev_lock_nointr(mddev); in raid_preresume()
3982 mddev_unlock(mddev); in raid_preresume()
3994 struct mddev *mddev = &rs->md; in raid_resume() local
4007 if (mddev->delta_disks < 0) in raid_resume()
4010 mddev_lock_nointr(mddev); in raid_resume()
4011 clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); in raid_resume()
4012 mddev->ro = 0; in raid_resume()
4013 mddev->in_sync = 0; in raid_resume()
4014 mddev_resume(mddev); in raid_resume()
4015 mddev_unlock(mddev); in raid_resume()