D15821.id43812.diff
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D15821.id43812.diff
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	Index: sys/dev/virtio/mmio/virtio_mmio.c
	===================================================================
	--- sys/dev/virtio/mmio/virtio_mmio.c
	+++ sys/dev/virtio/mmio/virtio_mmio.c
	@@ -592,6 +592,8 @@

	vtmmio_negotiate_features(dev, features);

	+ vtmmio_write_config_4(sc, VIRTIO_MMIO_GUEST_PAGE_SIZE, 1 << PAGE_SHIFT);
	+
	for (idx = 0; idx < sc->vtmmio_nvqs; idx++) {
	error = vtmmio_reinit_virtqueue(sc, idx);
	if (error)
	@@ -761,6 +763,9 @@

	vtmmio_select_virtqueue(sc, idx);
	size = vtmmio_read_config_4(sc, VIRTIO_MMIO_QUEUE_NUM_MAX);
	+ vtmmio_write_config_4(sc, VIRTIO_MMIO_QUEUE_NUM, size);
	+ vtmmio_write_config_4(sc, VIRTIO_MMIO_QUEUE_ALIGN,
	+ VIRTIO_MMIO_VRING_ALIGN);

	error = virtqueue_reinit(vq, size);
	if (error)