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virtio-blk: Allow extended partitions

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This will allow up to DISK_MAX_PARTS (256) partitions, with for example
GPT in the guest. Otherwise, the partition scan code will only discover
the first 15 partitions.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Fam Zheng 2015-09-06 17:05:42 +08:00 committed by Michael S. Tsirkin
parent 38c4ab8e48
commit 5fa3142da1
1 changed files with 1 additions and 0 deletions
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drivers/block/virtio_blk.c
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@ -656,6 +656,7 @@ static int virtblk_probe(struct virtio_device *vdev)
vblk->disk->private_data = vblk;
vblk->disk->fops = &virtblk_fops;
vblk->disk->driverfs_dev = &vdev->dev;
vblk->disk->flags |= GENHD_FL_EXT_DEVT;
vblk->index = index;
/* configure queue flush support */