diff options
Diffstat (limited to 'drivers/md/raid5.c')
| -rw-r--r-- | drivers/md/raid5.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 7bfd59b313d7..eab6168bb7f4 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -5503,12 +5503,18 @@ static int raid5_resize(struct mddev *mddev, sector_t sectors) * any io in the removed space completes, but it hardly seems * worth it. */ + sector_t newsize; sectors &= ~((sector_t)mddev->chunk_sectors - 1); - md_set_array_sectors(mddev, raid5_size(mddev, sectors, - mddev->raid_disks)); - if (mddev->array_sectors > - raid5_size(mddev, sectors, mddev->raid_disks)) + newsize = raid5_size(mddev, sectors, mddev->raid_disks); + if (mddev->external_size && + mddev->array_sectors > newsize) return -EINVAL; + if (mddev->bitmap) { + int ret = bitmap_resize(mddev->bitmap, sectors, 0, 0); + if (ret) + return ret; + } + md_set_array_sectors(mddev, newsize); set_capacity(mddev->gendisk, mddev->array_sectors); revalidate_disk(mddev->gendisk); if (sectors > mddev->dev_sectors && |