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-rw-r--r--Assemble.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/Assemble.c b/Assemble.c
index 9e19246c..9f33c614 100644
--- a/Assemble.c
+++ b/Assemble.c
@@ -846,7 +846,19 @@ static int force_array(struct mdinfo *content,
/* OK */;
else
continue;
- }
+ } else if (devices[j].i.reshape_active !=
+ content->reshape_active ||
+ (devices[j].i.reshape_active &&
+ devices[j].i.reshape_progress !=
+ content->reshape_progress))
+ /* Here, it may be a source of data. If two
+ * devices claim different progresses, it
+ * means that reshape boundaries differ for
+ * their own devices. Kernel will only treat
+ * the first one as reshape progress and
+ * go on. It may cause disaster, so avoid it.
+ */
+ continue;
if (chosen_drive < 0 ||
devices[j].i.events
> devices[chosen_drive].i.events)
@@ -908,7 +920,13 @@ static int force_array(struct mdinfo *content,
if (j >= 0 &&
!devices[j].uptodate &&
devices[j].i.recovery_start == MaxSector &&
- devices[j].i.events == current_events) {
+ devices[j].i.events == current_events &&
+ ((!devices[j].i.reshape_active &&
+ !content->reshape_active) ||
+ (devices[j].i.reshape_active ==
+ content->reshape_active &&
+ devices[j].i.reshape_progress ==
+ content->reshape_progress))) {
chosen_drive = j;
goto add_another;
}