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Searched refs:delta_disks (Results 1 – 9 of 9) sorted by relevance

/linux/drivers/md/
A Ddm-raid.c238 int delta_disks; member
754 rs->delta_disks = 0; in raid_set_alloc()
1623 int delta_disks; in rs_set_dev_and_array_sectors() local
1629 delta_disks = mddev->delta_disks; in rs_set_dev_and_array_sectors()
1632 delta_disks = rs->delta_disks; in rs_set_dev_and_array_sectors()
1875 return (use_mddev ? rs->md.delta_disks : rs->delta_disks) || in rs_is_layout_change()
2130 sb->delta_disks = cpu_to_le32(mddev->delta_disks); in super_sync()
2242 mddev->delta_disks = le32_to_cpu(sb->delta_disks); in super_init_validation()
2787 mddev->degraded = rs->delta_disks < 0 ? -rs->delta_disks : rs->delta_disks; in rs_prepare_reshape()
2841 mddev->delta_disks = rs->delta_disks; in rs_setup_reshape()
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A Draid0.c618 mddev->delta_disks = -1; in raid0_takeover_raid45()
659 mddev->delta_disks = - mddev->raid_disks / 2; in raid0_takeover_raid10()
660 mddev->raid_disks += mddev->delta_disks; in raid0_takeover_raid10()
703 mddev->delta_disks = 1 - mddev->raid_disks; in raid0_takeover_raid1()
A Dmd.c1320 mddev->delta_disks = sb->delta_disks; in super_90_validate()
1328 mddev->delta_disks = 0; in super_90_validate()
1465 sb->delta_disks = mddev->delta_disks; in super_90_sync()
1857 mddev->delta_disks = le32_to_cpu(sb->delta_disks); in super_1_validate()
2039 sb->delta_disks = cpu_to_le32(mddev->delta_disks); in super_1_sync()
4008 mddev->delta_disks = 0; in level_store()
4030 mddev->delta_disks = 0; in level_store()
5238 mddev->delta_disks = 0; in reshape_position_store()
5281 if (mddev->delta_disks) in reshape_direction_store()
6187 mddev->delta_disks = 0; in md_clean()
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A Draid10.c3897 disks = mddev->raid_disks - mddev->delta_disks; in setup_geo()
3909 disks = mddev->raid_disks + mddev->delta_disks; in setup_geo()
4333 mddev->delta_disks = mddev->raid_disks; in raid10_takeover_raid0()
4412 if (mddev->delta_disks > 0) { in raid10_check_reshape()
4415 kcalloc(mddev->raid_disks + mddev->delta_disks, in raid10_check_reshape()
4533 if (spares < mddev->delta_disks) in raid10_start_reshape()
4564 if (mddev->delta_disks && mddev->bitmap) { in raid10_start_reshape()
4605 if (mddev->delta_disks > 0) { in raid10_start_reshape()
5176 if (mddev->delta_disks > 0) { in raid10_finish_reshape()
5186 d < conf->geo.raid_disks - mddev->delta_disks; in raid10_finish_reshape()
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A Draid5.c7540 if (mddev->delta_disks == 0) { in raid5_run()
7572 BUG_ON(mddev->delta_disks != 0); in raid5_run()
8110 if (mddev->delta_disks == 0 && in check_reshape()
8133 mddev->delta_disks > 0) in check_reshape()
8145 + mddev->delta_disks)); in check_reshape()
8223 if (mddev->delta_disks >= 0) { in raid5_start_reshape()
8323 if (mddev->delta_disks <= 0) { in raid5_finish_reshape()
8342 mddev->delta_disks = 0; in raid5_finish_reshape()
8401 mddev->delta_disks = 1; in raid45_takeover_raid0()
8468 mddev->delta_disks = -1; in raid5_takeover_raid6()
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A Dmd.h341 int delta_disks, new_level, new_layout; member
A Draid1.c3271 raid_disks = mddev->raid_disks + mddev->delta_disks; in raid1_reshape()
3331 mddev->delta_disks = 0; in raid1_reshape()
/linux/include/uapi/linux/raid/
A Dmd_p.h184 __u32 delta_disks; /* 15 change in number of raid_disks */ member
262 __le32 delta_disks; /* change in number of raid_disks */ member
/linux/Documentation/admin-guide/device-mapper/
A Ddm-raid.rst172 [delta_disks <N>]
173 The delta_disks option value (-251 < N < +251) triggers

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