virtio: capacity should be in 512-byte sectors

struct virtio_blk_config {
        /* The capacity (in 512-byte sectors). */
        uint64_t capacity;
	...
}

Signed-off-by: Asias He <asias.hejun@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

diff --git a/tools/kvm/blk-virtio.c b/tools/kvm/blk-virtio.c
index 3b4f6412ffc46872157063bf0e3ce5a693177557..7887dbe323e010a160a656ded60d55321a39bb29 100644 (file)
--- a/tools/kvm/blk-virtio.c
+++ b/tools/kvm/blk-virtio.c
@@ -234,7 +234,7 @@ void blk_virtio__init(struct kvm *self)
        if (!self->disk_image)
                return;
 
-       device.blk_config.capacity = self->disk_image->size;
+       device.blk_config.capacity = self->disk_image->size / 512;
 
        pci__register(&blk_virtio_pci_device, 1);