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-rw-r--r--drivers/md/faulty.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/md/faulty.c b/drivers/md/faulty.c
index 18793c137278..d76c87f2a831 100644
--- a/drivers/md/faulty.c
+++ b/drivers/md/faulty.c
@@ -283,6 +283,17 @@ static int reconfig(mddev_t *mddev, int layout, int chunk_size)
return 0;
}
+static sector_t faulty_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+{
+ WARN_ONCE(raid_disks,
+ "%s does not support generic reshape\n", __func__);
+
+ if (sectors == 0)
+ return mddev->dev_sectors;
+
+ return sectors;
+}
+
static int run(mddev_t *mddev)
{
mdk_rdev_t *rdev;
@@ -301,7 +312,7 @@ static int run(mddev_t *mddev)
list_for_each_entry(rdev, &mddev->disks, same_set)
conf->rdev = rdev;
- mddev->array_sectors = mddev->dev_sectors;
+ mddev->array_sectors = faulty_size(mddev, 0, 0);
mddev->private = conf;
reconfig(mddev, mddev->layout, -1);
@@ -328,6 +339,7 @@ static struct mdk_personality faulty_personality =
.stop = stop,
.status = status,
.reconfig = reconfig,
+ .size = faulty_size,
};
static int __init raid_init(void)