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-rw-r--r--drivers/block/nbd.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index b709abf3cb79..64278f472efe 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -234,9 +234,18 @@ static void nbd_size_clear(struct nbd_device *nbd)
static void nbd_size_update(struct nbd_device *nbd)
{
struct nbd_config *config = nbd->config;
+ struct block_device *bdev = bdget_disk(nbd->disk, 0);
+
blk_queue_logical_block_size(nbd->disk->queue, config->blksize);
blk_queue_physical_block_size(nbd->disk->queue, config->blksize);
set_capacity(nbd->disk, config->bytesize >> 9);
+ if (bdev) {
+ if (bdev->bd_disk)
+ bd_set_size(bdev, config->bytesize);
+ else
+ bdev->bd_invalidated = 1;
+ bdput(bdev);
+ }
kobject_uevent(&nbd_to_dev(nbd)->kobj, KOBJ_CHANGE);
}
@@ -1114,7 +1123,6 @@ static int nbd_start_device_ioctl(struct nbd_device *nbd, struct block_device *b
if (ret)
return ret;
- bd_set_size(bdev, config->bytesize);
if (max_part)
bdev->bd_invalidated = 1;
mutex_unlock(&nbd->config_lock);