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imsm: FIX: Mark both maps on degradation while migrating 

During migration degradation is set in first map only. This means that
according to second map disk is present. This is not true and not compatible
with OROM behavior.

Set disks in both maps to degraded state during migration.

Signed-off-by: Adam Kwolek <adam.kwolek@intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Adam Kwolek 2011-12-06 11:21:23 +11:00 committed by NeilBrown
parent 9535fc478c
commit 1ace84038d
1 changed files with 20 additions and 0 deletions
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20
super-intel.c
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@ -4484,6 +4484,20 @@ static int add_to_super_imsm_volume(struct supertype *st, mdu_disk_info_t *dk,
if ((ord & IMSM_ORD_REBUILD) == 0)
continue;
set_imsm_ord_tbl_ent(map, slot, df->index | IMSM_ORD_REBUILD);
if (is_gen_migration(dev)) {
struct imsm_map *map2 = get_imsm_map(dev, 1);
if (slot < map2->num_members) {
__u32 ord2 = get_imsm_ord_tbl_ent(dev,
slot,
1);
if ((unsigned)df->index ==
ord_to_idx(ord2))
set_imsm_ord_tbl_ent(map2,
slot,
df->index |
IMSM_ORD_REBUILD);
}
}
dprintf("set slot:%d to missing disk:%d\n", slot, df->index);
break;
}
@ -6074,6 +6088,12 @@ static int mark_failure(struct imsm_dev *dev, struct imsm_disk *disk, int idx)
disk->status |= FAILED_DISK;
set_imsm_ord_tbl_ent(map, slot, idx | IMSM_ORD_REBUILD);
if (is_gen_migration(dev)) {
struct imsm_map *map2 = get_imsm_map(dev, 1);
if (slot < map2->num_members)
set_imsm_ord_tbl_ent(map2, slot,
idx | IMSM_ORD_REBUILD);
}
if (map->failed_disk_num == 0xff)
map->failed_disk_num = slot;
return 1;