tools/virtio: fix build for 3.8

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
diff --git a/tools/virtio/Makefile b/tools/virtio/Makefile
index d1d442e..b48c432 100644
--- a/tools/virtio/Makefile
+++ b/tools/virtio/Makefile
@@ -1,7 +1,7 @@
 all: test mod
 test: virtio_test
 virtio_test: virtio_ring.o virtio_test.o
-CFLAGS += -g -O2 -Wall -I. -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow  -MMD
+CFLAGS += -g -O2 -Wall -I. -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD
 vpath %.c ../../drivers/virtio
 mod:
 	${MAKE} -C `pwd`/../.. M=`pwd`/vhost_test
diff --git a/tools/virtio/linux/virtio.h b/tools/virtio/linux/virtio.h
index 81847dd..390c4cb 100644
--- a/tools/virtio/linux/virtio.h
+++ b/tools/virtio/linux/virtio.h
@@ -85,6 +85,8 @@
 typedef enum {
 	GFP_KERNEL,
 	GFP_ATOMIC,
+	__GFP_HIGHMEM,
+	__GFP_HIGH
 } gfp_t;
 typedef enum {
 	IRQ_NONE,
@@ -163,6 +165,8 @@
 	void (*callback)(struct virtqueue *vq);
 	const char *name;
 	struct virtio_device *vdev;
+        unsigned int index;
+        unsigned int num_free;
 	void *priv;
 };
 
@@ -206,7 +210,8 @@
 bool virtqueue_enable_cb_delayed(struct virtqueue *vq);
 
 void *virtqueue_detach_unused_buf(struct virtqueue *vq);
-struct virtqueue *vring_new_virtqueue(unsigned int num,
+struct virtqueue *vring_new_virtqueue(unsigned int index,
+				      unsigned int num,
 				      unsigned int vring_align,
 				      struct virtio_device *vdev,
 				      bool weak_barriers,
diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c
index fcc9aa2..faf3f0c 100644
--- a/tools/virtio/virtio_test.c
+++ b/tools/virtio/virtio_test.c
@@ -92,7 +92,8 @@
 	assert(r >= 0);
 	memset(info->ring, 0, vring_size(num, 4096));
 	vring_init(&info->vring, num, info->ring, 4096);
-	info->vq = vring_new_virtqueue(info->vring.num, 4096, &dev->vdev,
+	info->vq = vring_new_virtqueue(info->idx,
+				       info->vring.num, 4096, &dev->vdev,
 				       true, info->ring,
 				       vq_notify, vq_callback, "test");
 	assert(info->vq);