(Online Capacity Expansion for IMSM)
When mdmon finalizes reshape it calls set_array_state() function. For imsm metadata
imsm_set_array_state() is called. It detects general migration finish and finalizes reshape by setting imsm disks.
Signed-off-by: Adam Kwolek <adam.kwolek@xxxxxxxxx>
---
super-intel.c | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/super-intel.c b/super-intel.c index 34ddb65..9d1afe3 100644
--- a/super-intel.c
+++ b/super-intel.c
@@ -4662,6 +4662,8 @@ static void mark_missing(struct imsm_dev *dev, struct imsm_disk *disk, int idx)
memmove(&disk->serial[0], &disk->serial[1], MAX_RAID_SERIAL_LEN - 1); }
+static void imsm_set_disk(struct active_array *a, int n, int state);
+
/* Handle dirty -> clean transititions and resync. Degraded and rebuild
* states are handled in imsm_set_disk() with one exception, when a
* resync is stopped due to a new failure this routine will set the @@ -4746,6 +4748,16 @@ static int imsm_set_array_state(struct active_array *a, int consistent)
dev->vol.dirty = 1;
super->updates_pending++;
}
+
+ /* finalize online capacity expansion/reshape */
+ if ((a->curr_action != reshape) &&
+ (a->prev_action == reshape)) {
+ struct mdinfo *mdi;
+
+ for (mdi = a->info.devs; mdi; mdi = mdi->next)
+ imsm_set_disk(a, mdi->disk.raid_disk, mdi->curr_state);
+ }
+
return consistent;
}
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