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imsm: FIX: Do not allow spare activation during rebuild 

Do not allow for spare device activation while rebuild is in progress,
when additional degradation occur.

Signed-off-by: Adam Kwolek <adam.kwolek@intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Adam Kwolek 2011-12-07 13:58:07 +01:00 committed by NeilBrown
parent 94002678b6
commit fc8ca06447
1 changed files with 8 additions and 0 deletions
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8
super-intel.c
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@ -6784,6 +6784,14 @@ static struct mdinfo *imsm_activate_spare(struct active_array *a,
if (imsm_reshape_blocks_arrays_changes(super))
return NULL;
/* Cannot activate another spare if rebuild is in progress already
*/
if (is_rebuilding(dev)) {
dprintf("imsm: No spare activation allowed. "
"Rebuild in progress already.\n");
return NULL;
}
if (a->info.array.level == 4)
/* No repair for takeovered array
* imsm doesn't support raid4