From: Jakub Radtke <jakub.radtke@xxxxxxxxx>
Current mdstat read functionality is not working correctly
for the volumes with the write-intent bitmap.
It affects rebuild and reshape use cases.
Signed-off-by: Jakub Radtke <jakub.radtke@xxxxxxxxx>
Change-Id: I5288fbfb7d6a85b2aa8452675a6e3559bf4fe934
---
mdstat.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/mdstat.c b/mdstat.c
index dd96cca7..2fd792c5 100644
--- a/mdstat.c
+++ b/mdstat.c
@@ -191,6 +191,12 @@ struct mdstat_ent *mdstat_read(int hold, int start)
else if (strcmp(w, "inactive") == 0) {
ent->active = 0;
in_devs = 1;
+ } else if (strcmp(w, "bitmap:") == 0) {
+ /* We need to stop parsing here;
+ * otherwise, ent->raid_disks will be
+ * overwritten by the wrong value.
+ */
+ break;
} else if (ent->active > 0 &&
ent->level == NULL &&
w[0] != '(' /*readonly*/) {
--
2.26.2
