diff options
Diffstat (limited to 'drivers/md/raid5.c')
| -rw-r--r-- | drivers/md/raid5.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 40e939675657..17e0953c3c06 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c | |||
| @@ -4446,6 +4446,9 @@ static int raid5_check_reshape(mddev_t *mddev) | |||
| 4446 | return -EINVAL; /* Cannot shrink array or change level yet */ | 4446 | return -EINVAL; /* Cannot shrink array or change level yet */ |
| 4447 | if (mddev->delta_disks == 0) | 4447 | if (mddev->delta_disks == 0) |
| 4448 | return 0; /* nothing to do */ | 4448 | return 0; /* nothing to do */ |
| 4449 | if (mddev->bitmap) | ||
| 4450 | /* Cannot grow a bitmap yet */ | ||
| 4451 | return -EBUSY; | ||
| 4449 | 4452 | ||
| 4450 | /* Can only proceed if there are plenty of stripe_heads. | 4453 | /* Can only proceed if there are plenty of stripe_heads. |
| 4451 | * We need a minimum of one full stripe,, and for sensible progress | 4454 | * We need a minimum of one full stripe,, and for sensible progress |