diff options
| -rw-r--r-- | drivers/md/raid0.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 47aee1b1d4d1..985c377356eb 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -68,7 +68,10 @@ static int create_strip_zones(struct mddev *mddev, struct r0conf **private_conf) struct strip_zone *zone; int cnt; struct r0conf *conf = kzalloc(sizeof(*conf), GFP_KERNEL); - unsigned int blksize = queue_logical_block_size(mddev->gendisk->queue); + unsigned int blksize = 512; + + if (!mddev_is_dm(mddev)) + blksize = queue_logical_block_size(mddev->gendisk->queue); *private_conf = ERR_PTR(-ENOMEM); if (!conf) @@ -84,6 +87,10 @@ static int create_strip_zones(struct mddev *mddev, struct r0conf **private_conf) sector_div(sectors, mddev->chunk_sectors); rdev1->sectors = sectors * mddev->chunk_sectors; + if (mddev_is_dm(mddev)) + blksize = max(blksize, queue_logical_block_size( + rdev1->bdev->bd_disk->queue)); + rdev_for_each(rdev2, mddev) { pr_debug("md/raid0:%s: comparing %pg(%llu)" " with %pg(%llu)\n", |