Lines Matching refs:mddev
244 struct mddev md;
262 struct mddev *mddev = &rs->md; in rs_config_backup() local
264 l->new_level = mddev->new_level; in rs_config_backup()
265 l->new_layout = mddev->new_layout; in rs_config_backup()
266 l->new_chunk_sectors = mddev->new_chunk_sectors; in rs_config_backup()
271 struct mddev *mddev = &rs->md; in rs_config_restore() local
273 mddev->new_level = l->new_level; in rs_config_restore()
274 mddev->new_layout = l->new_layout; in rs_config_restore()
275 mddev->new_chunk_sectors = l->new_chunk_sectors; in rs_config_restore()
685 struct mddev *mddev = &rs->md; in rs_set_rdev_sectors() local
692 rdev_for_each(rdev, mddev) in rs_set_rdev_sectors()
694 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()
1265 jdev->mddev = &rs->md; in parse_raid_params()
1539 struct mddev *mddev = &rs->md; in rs_set_raid456_stripe_cache() local
1540 uint32_t min_stripes = max(mddev->chunk_sectors, mddev->new_chunk_sectors) / 2; in rs_set_raid456_stripe_cache()
1554 conf = mddev->private; in rs_set_raid456_stripe_cache()
1562 r = raid5_set_cache_size(mddev, nr_stripes); in rs_set_raid456_stripe_cache()
1629 struct mddev *mddev = &rs->md; in rs_set_dev_and_array_sectors() local
1632 delta_disks = mddev->delta_disks; in rs_set_dev_and_array_sectors()
1664 mddev->array_sectors = array_sectors; in rs_set_dev_and_array_sectors()
1665 mddev->dev_sectors = dev_sectors; in rs_set_dev_and_array_sectors()
1717 struct mddev *mddev = &rs->md; in rs_check_takeover() local
1730 switch (mddev->level) { in rs_check_takeover()
1733 if ((mddev->new_level == 1 || mddev->new_level == 5) && in rs_check_takeover()
1734 mddev->raid_disks == 1) in rs_check_takeover()
1738 if (mddev->new_level == 10 && in rs_check_takeover()
1739 !(rs->raid_disks % mddev->raid_disks)) in rs_check_takeover()
1743 if (__within_range(mddev->new_level, 4, 6) && in rs_check_takeover()
1744 mddev->new_layout == ALGORITHM_PARITY_N && in rs_check_takeover()
1745 mddev->raid_disks > 1) in rs_check_takeover()
1752 if (__is_raid10_offset(mddev->layout)) in rs_check_takeover()
1755 near_copies = __raid10_near_copies(mddev->layout); in rs_check_takeover()
1758 if (mddev->new_level == 0) { in rs_check_takeover()
1761 !(mddev->raid_disks % near_copies)) { in rs_check_takeover()
1762 mddev->raid_disks /= near_copies; in rs_check_takeover()
1763 mddev->delta_disks = mddev->raid_disks; in rs_check_takeover()
1769 __raid10_far_copies(mddev->layout) > 1) in rs_check_takeover()
1776 if (mddev->new_level == 1 && in rs_check_takeover()
1777 max(near_copies, __raid10_far_copies(mddev->layout)) == mddev->raid_disks) in rs_check_takeover()
1781 if (__within_range(mddev->new_level, 4, 5) && in rs_check_takeover()
1782 mddev->raid_disks == 2) in rs_check_takeover()
1788 if (__within_range(mddev->new_level, 4, 5) && in rs_check_takeover()
1789 mddev->raid_disks == 2) { in rs_check_takeover()
1790 mddev->degraded = 1; in rs_check_takeover()
1795 if (mddev->new_level == 0 && in rs_check_takeover()
1796 mddev->raid_disks == 1) in rs_check_takeover()
1800 if (mddev->new_level == 10) in rs_check_takeover()
1806 if (mddev->new_level == 0) in rs_check_takeover()
1810 if ((mddev->new_level == 1 || mddev->new_level == 5) && in rs_check_takeover()
1811 mddev->raid_disks == 2) in rs_check_takeover()
1815 if (__within_range(mddev->new_level, 5, 6) && in rs_check_takeover()
1816 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1822 if (mddev->new_level == 0 && in rs_check_takeover()
1823 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1827 if (mddev->new_level == 4 && in rs_check_takeover()
1828 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1832 if ((mddev->new_level == 1 || mddev->new_level == 4 || mddev->new_level == 10) && in rs_check_takeover()
1833 mddev->raid_disks == 2) in rs_check_takeover()
1837 if (mddev->new_level == 6 && in rs_check_takeover()
1838 ((mddev->layout == ALGORITHM_PARITY_N && mddev->new_layout == ALGORITHM_PARITY_N) || in rs_check_takeover()
1839 … __within_range(mddev->new_layout, ALGORITHM_LEFT_ASYMMETRIC_6, ALGORITHM_RIGHT_SYMMETRIC_6))) in rs_check_takeover()
1845 if (mddev->new_level == 0 && in rs_check_takeover()
1846 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1850 if (mddev->new_level == 4 && in rs_check_takeover()
1851 mddev->layout == ALGORITHM_PARITY_N) in rs_check_takeover()
1855 if (mddev->new_level == 5 && in rs_check_takeover()
1856 ((mddev->layout == ALGORITHM_PARITY_N && mddev->new_layout == ALGORITHM_PARITY_N) || in rs_check_takeover()
1857 __within_range(mddev->new_layout, ALGORITHM_LEFT_ASYMMETRIC, ALGORITHM_RIGHT_SYMMETRIC))) in rs_check_takeover()
1887 struct mddev *mddev = &rs->md; in rs_reshape_requested() local
1903 mddev->raid_disks != rs->raid_disks; in rs_reshape_requested()
1908 !__is_raid10_far(mddev->new_layout) && in rs_reshape_requested()
2015 struct mddev *mddev = &rs->md; in rs_check_reshape() local
2017 if (!mddev->pers || !mddev->pers->check_reshape) in rs_check_reshape()
2019 else if (mddev->degraded) in rs_check_reshape()
2045 md_error(rdev->mddev, rdev); in read_disk_sb()
2082 static void super_sync(struct mddev *mddev, struct md_rdev *rdev) in super_sync() argument
2088 struct raid_set *rs = container_of(mddev, struct raid_set, md); in super_sync()
2112 sb->num_devices = cpu_to_le32(mddev->raid_disks); in super_sync()
2115 sb->events = cpu_to_le64(mddev->events); in super_sync()
2118 sb->array_resync_offset = cpu_to_le64(mddev->recovery_cp); in super_sync()
2120 sb->level = cpu_to_le32(mddev->level); in super_sync()
2121 sb->layout = cpu_to_le32(mddev->layout); in super_sync()
2122 sb->stripe_sectors = cpu_to_le32(mddev->chunk_sectors); in super_sync()
2129 sb->new_level = cpu_to_le32(mddev->new_level); in super_sync()
2130 sb->new_layout = cpu_to_le32(mddev->new_layout); in super_sync()
2131 sb->new_stripe_sectors = cpu_to_le32(mddev->new_chunk_sectors); in super_sync()
2133 sb->delta_disks = cpu_to_le32(mddev->delta_disks); in super_sync()
2136 sb->reshape_position = cpu_to_le64(mddev->reshape_position); in super_sync()
2141 if (mddev->delta_disks < 0 || mddev->reshape_backwards) in super_sync()
2148 sb->array_sectors = cpu_to_le64(mddev->array_sectors); in super_sync()
2186 super_sync(rdev->mddev, rdev); in super_load()
2192 set_bit(MD_SB_CHANGE_DEVS, &rdev->mddev->sb_flags); in super_load()
2213 struct mddev *mddev = &rs->md; in super_init_validation() local
2227 mddev->events = events_sb ? : 1; in super_init_validation()
2229 mddev->reshape_position = MaxSector; in super_init_validation()
2231 mddev->raid_disks = le32_to_cpu(sb->num_devices); in super_init_validation()
2232 mddev->level = le32_to_cpu(sb->level); in super_init_validation()
2233 mddev->layout = le32_to_cpu(sb->layout); in super_init_validation()
2234 mddev->chunk_sectors = le32_to_cpu(sb->stripe_sectors); in super_init_validation()
2242 mddev->new_level = le32_to_cpu(sb->new_level); in super_init_validation()
2243 mddev->new_layout = le32_to_cpu(sb->new_layout); in super_init_validation()
2244 mddev->new_chunk_sectors = le32_to_cpu(sb->new_stripe_sectors); in super_init_validation()
2245 mddev->delta_disks = le32_to_cpu(sb->delta_disks); in super_init_validation()
2246 mddev->array_sectors = le64_to_cpu(sb->array_sectors); in super_init_validation()
2255 if (mddev->delta_disks < 0 || in super_init_validation()
2256 (!mddev->delta_disks && (le32_to_cpu(sb->flags) & SB_FLAG_RESHAPE_BACKWARDS))) in super_init_validation()
2257 mddev->reshape_backwards = 1; in super_init_validation()
2259 mddev->reshape_backwards = 0; in super_init_validation()
2261 mddev->reshape_position = le64_to_cpu(sb->reshape_position); in super_init_validation()
2262 rs->raid_type = get_raid_type_by_ll(mddev->level, mddev->layout); in super_init_validation()
2269 struct raid_type *rt_cur = get_raid_type_by_ll(mddev->level, mddev->layout); in super_init_validation()
2270 struct raid_type *rt_new = get_raid_type_by_ll(mddev->new_level, mddev->new_layout); in super_init_validation()
2281 if (mddev->layout != mddev->new_layout) { in super_init_validation()
2287 le32_to_cpu(sb->layout), mddev->new_layout); in super_init_validation()
2289 if (mddev->chunk_sectors != mddev->new_chunk_sectors) in super_init_validation()
2291 mddev->chunk_sectors, mddev->new_chunk_sectors); in super_init_validation()
2294 mddev->raid_disks, mddev->raid_disks + rs->delta_disks); in super_init_validation()
2297 raid10_md_layout_to_format(mddev->layout), in super_init_validation()
2298 raid10_md_layout_to_copies(mddev->layout)); in super_init_validation()
2300 raid10_md_layout_to_format(mddev->new_layout), in super_init_validation()
2301 raid10_md_layout_to_copies(mddev->new_layout)); in super_init_validation()
2310 mddev->recovery_cp = le64_to_cpu(sb->array_resync_offset); in super_init_validation()
2328 rdev_for_each(r, mddev) { in super_init_validation()
2351 set_bit(MD_ARRAY_FIRST_USE, &mddev->flags); in super_init_validation()
2370 (unsigned long long) mddev->recovery_cp); in super_init_validation()
2374 (unsigned long long) mddev->reshape_position); in super_init_validation()
2384 rdev_for_each(r, mddev) { in super_init_validation()
2401 if (rs_is_raid10(rs) && __is_raid10_near(mddev->layout)) { in super_init_validation()
2402 if (mddev->raid_disks % __raid10_near_copies(mddev->layout) || in super_init_validation()
2435 struct mddev *mddev = &rs->md; in super_validate() local
2447 if (!mddev->events && super_init_validation(rs, rdev)) in super_validate()
2462 …mddev->bitmap_info.offset = (rt_is_raid0(rs->raid_type) || rs->journal_dev.dev) ? 0 : to_sector(40… in super_validate()
2463 mddev->bitmap_info.default_offset = mddev->bitmap_info.offset; in super_validate()
2508 struct mddev *mddev = &rs->md; in analyse_superblocks() local
2511 rdev_for_each(rdev, mddev) { in analyse_superblocks()
2584 rdev_for_each(rdev, mddev) in analyse_superblocks()
2711 struct mddev *mddev = &rs->md; in rs_setup_takeover() local
2713 unsigned int d = mddev->raid_disks = rs->raid_disks; in rs_setup_takeover()
2722 mddev->layout = raid10_format_to_md_layout(rs, ALGORITHM_RAID10_FAR, in rs_setup_takeover()
2726 mddev->layout = raid10_format_to_md_layout(rs, ALGORITHM_RAID10_NEAR, in rs_setup_takeover()
2733 clear_bit(MD_ARRAY_FIRST_USE, &mddev->flags); in rs_setup_takeover()
2734 mddev->recovery_cp = MaxSector; in rs_setup_takeover()
2742 mddev->recovery_cp = rdev->recovery_offset = 0; in rs_setup_takeover()
2744 set_bit(MD_ARRAY_FIRST_USE, &mddev->flags); in rs_setup_takeover()
2757 struct mddev *mddev = &rs->md; in rs_prepare_reshape() local
2760 if (rs->raid_disks != mddev->raid_disks && in rs_prepare_reshape()
2761 __is_raid10_near(mddev->layout) && in rs_prepare_reshape()
2763 rs->raid10_copies != __raid10_near_copies(mddev->layout)) { in rs_prepare_reshape()
2777 mddev->layout = raid10_format_to_md_layout(rs, ALGORITHM_RAID10_NEAR, in rs_prepare_reshape()
2779 mddev->new_layout = mddev->layout; in rs_prepare_reshape()
2790 mddev->degraded = rs->delta_disks < 0 ? -rs->delta_disks : rs->delta_disks; in rs_prepare_reshape()
2794 mddev->raid_disks = rs->raid_disks; in rs_prepare_reshape()
2805 } else if (mddev->raid_disks < rs->raid_disks) in rs_prepare_reshape()
2841 struct mddev *mddev = &rs->md; in rs_setup_reshape() local
2844 mddev->delta_disks = rs->delta_disks; in rs_setup_reshape()
2845 cur_raid_devs = mddev->raid_disks; in rs_setup_reshape()
2848 if (mddev->delta_disks && in rs_setup_reshape()
2849 mddev->layout != mddev->new_layout) { in rs_setup_reshape()
2851 mddev->new_layout = mddev->layout; in rs_setup_reshape()
2890 rdev->sectors = mddev->dev_sectors; in rs_setup_reshape()
2894 mddev->reshape_backwards = 0; /* adding disk(s) -> forward reshape */ in rs_setup_reshape()
2899 mddev->reshape_backwards = 1; /* removing disk(s) -> backward reshape */ in rs_setup_reshape()
2924 mddev->reshape_backwards = rs->dev[0].rdev.data_offset ? 0 : 1; in rs_setup_reshape()
2931 if (!mddev->reshape_backwards) in rs_setup_reshape()
3328 struct mddev *mddev = &rs->md; in raid_map() local
3338 if (unlikely(bio_end_sector(bio) > mddev->array_sectors)) in raid_map()
3341 md_handle_request(mddev, bio); in raid_map()
3365 static enum sync_state decipher_sync_action(struct mddev *mddev, unsigned long recovery) in decipher_sync_action() argument
3373 (!mddev->ro && test_bit(MD_RECOVERY_NEEDED, &recovery)))) { in decipher_sync_action()
3388 if (mddev->reshape_position != MaxSector) in decipher_sync_action()
3426 struct mddev *mddev = &rs->md; in rs_get_progress() local
3437 r = mddev->recovery_cp; in rs_get_progress()
3439 r = mddev->curr_resync_completed; in rs_get_progress()
3491 rdev_for_each(rdev, mddev) in rs_get_progress()
3513 struct mddev *mddev = &rs->md; in raid_status() local
3514 struct r5conf *conf = rs_is_raid456(rs) ? mddev->private : NULL; in raid_status()
3527 rt = get_raid_type_by_ll(mddev->new_level, mddev->new_layout); in raid_status()
3531 DMEMIT("%s %d ", rt->name, mddev->raid_disks); in raid_status()
3537 mddev->resync_max_sectors : mddev->dev_sectors; in raid_status()
3539 state = decipher_sync_action(mddev, recovery); in raid_status()
3541 resync_mismatches = (mddev->last_sync_action && !strcasecmp(mddev->last_sync_action, "check")) ? in raid_status()
3542 atomic64_read(&mddev->resync_mismatches) : 0; in raid_status()
3619 DMEMIT("%s %u %u", rs->raid_type->name, raid_param_cnt, mddev->new_chunk_sectors); in raid_status()
3630 mddev->bitmap_info.daemon_sleep); in raid_status()
3633 mddev->sync_speed_min); in raid_status()
3636 mddev->sync_speed_max); in raid_status()
3644 mddev->bitmap_info.max_write_behind); in raid_status()
3650 (unsigned long long) to_sector(mddev->bitmap_info.chunksize)); in raid_status()
3653 raid10_md_layout_to_copies(mddev->layout)); in raid_status()
3656 raid10_md_layout_to_format(mddev->layout)); in raid_status()
3659 max(rs->delta_disks, mddev->delta_disks)); in raid_status()
3676 rt = get_raid_type_by_ll(mddev->new_level, mddev->new_layout); in raid_status()
3681 DMEMIT(",raid_type=%s,raid_disks=%d", rt->name, mddev->raid_disks); in raid_status()
3686 state = decipher_sync_action(mddev, recovery); in raid_status()
3719 struct mddev *mddev = &rs->md; in raid_message() local
3721 if (!mddev->pers || !mddev->pers->sync_request) in raid_message()
3725 set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); in raid_message()
3727 clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); in raid_message()
3730 if (mddev->sync_thread) { in raid_message()
3731 set_bit(MD_RECOVERY_INTR, &mddev->recovery); in raid_message()
3732 md_unregister_thread(&mddev->sync_thread); in raid_message()
3733 md_reap_sync_thread(mddev); in raid_message()
3735 } else if (decipher_sync_action(mddev, mddev->recovery) != st_idle) in raid_message()
3740 set_bit(MD_RECOVERY_RECOVER, &mddev->recovery); in raid_message()
3743 set_bit(MD_RECOVERY_CHECK, &mddev->recovery); in raid_message()
3744 set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); in raid_message()
3745 set_bit(MD_RECOVERY_SYNC, &mddev->recovery); in raid_message()
3747 set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); in raid_message()
3748 set_bit(MD_RECOVERY_SYNC, &mddev->recovery); in raid_message()
3752 if (mddev->ro == 2) { in raid_message()
3756 mddev->ro = 0; in raid_message()
3757 if (!mddev->suspended && mddev->sync_thread) in raid_message()
3758 md_wakeup_thread(mddev->sync_thread); in raid_message()
3760 set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); in raid_message()
3761 if (!mddev->suspended && mddev->thread) in raid_message()
3762 md_wakeup_thread(mddev->thread); in raid_message()
3816 struct mddev *mddev = &rs->md; in attempt_restore_of_faulty_devices() local
3820 if (!mddev->pers || !mddev->pers->hot_add_disk || !mddev->pers->hot_remove_disk) in attempt_restore_of_faulty_devices()
3849 if (mddev->pers->hot_remove_disk(mddev, r)) { in attempt_restore_of_faulty_devices()
3860 if (mddev->pers->hot_add_disk(mddev, r)) { in attempt_restore_of_faulty_devices()
3910 struct mddev *mddev = &rs->md; in rs_update_sbs() local
3911 int ro = mddev->ro; in rs_update_sbs()
3913 set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); in rs_update_sbs()
3914 mddev->ro = 0; in rs_update_sbs()
3915 md_update_sb(mddev, 1); in rs_update_sbs()
3916 mddev->ro = ro; in rs_update_sbs()
3929 struct mddev *mddev = &rs->md; in rs_start_reshape() local
3930 struct md_personality *pers = mddev->pers; in rs_start_reshape()
3933 set_bit(MD_RECOVERY_WAIT, &mddev->recovery); in rs_start_reshape()
3944 r = pers->check_reshape(mddev); in rs_start_reshape()
3955 r = pers->start_reshape(mddev); in rs_start_reshape()
3976 struct mddev *mddev = &rs->md; in raid_preresume() local
3998 mddev->array_sectors = rs->array_sectors; in raid_preresume()
3999 mddev->dev_sectors = rs->dev_sectors; in raid_preresume()
4005 if (test_bit(RT_FLAG_RS_BITMAP_LOADED, &rs->runtime_flags) && mddev->bitmap && in raid_preresume()
4008 mddev->bitmap_info.chunksize != to_bytes(rs->requested_bitmap_chunk_sectors)))) { in raid_preresume()
4009 int chunksize = to_bytes(rs->requested_bitmap_chunk_sectors) ?: mddev->bitmap_info.chunksize; in raid_preresume()
4011 r = md_bitmap_resize(mddev->bitmap, mddev->dev_sectors, chunksize, 0); in raid_preresume()
4018 set_bit(MD_RECOVERY_FROZEN, &mddev->recovery); in raid_preresume()
4019 if (mddev->recovery_cp && mddev->recovery_cp < MaxSector) { in raid_preresume()
4020 set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery); in raid_preresume()
4021 mddev->resync_min = mddev->recovery_cp; in raid_preresume()
4023 mddev->resync_max_sectors = mddev->dev_sectors; in raid_preresume()
4030 mddev_lock_nointr(mddev); in raid_preresume()
4032 mddev_unlock(mddev); in raid_preresume()
4044 struct mddev *mddev = &rs->md; in raid_resume() local
4057 if (mddev->delta_disks < 0) in raid_resume()
4060 mddev_lock_nointr(mddev); in raid_resume()
4061 clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); in raid_resume()
4062 mddev->ro = 0; in raid_resume()
4063 mddev->in_sync = 0; in raid_resume()
4064 mddev_resume(mddev); in raid_resume()
4065 mddev_unlock(mddev); in raid_resume()