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mdadm: make cluster raid also could support re-add 

If it is a cluster raid, the disc.state need to be
changed accordingly when do re-add.

Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: NeilBrown <neilb@suse.com>
This commit is contained in:
Guoqing Jiang 2015-08-20 13:56:31 +08:00 committed by NeilBrown
parent 9d9202e301
commit bff96f7366
1 changed files with 9 additions and 0 deletions
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9
Manage.c
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@ -669,6 +669,15 @@ int attempt_re_add(int fd, int tfd, struct mddev_dev *dv,
disc.number = mdi.disk.number;
disc.raid_disk = mdi.disk.raid_disk;
disc.state = mdi.disk.state;
if (array->state & (1 << MD_SB_CLUSTERED)) {
/* extra flags are needed when adding to a cluster as
* there are two cases to distinguish
*/
if (dv->disposition == 'c')
disc.state |= (1 << MD_DISK_CANDIDATE);
else
disc.state |= (1 << MD_DISK_CLUSTER_ADD);
}
if (dv->writemostly == 1)
disc.state |= 1 << MD_DISK_WRITEMOSTLY;
if (dv->writemostly == 2)