diff options
Diffstat (limited to 'drivers/lguest/lguest_device.c')
-rw-r--r-- | drivers/lguest/lguest_device.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c index a661bbdae3d..b4d44e571d7 100644 --- a/drivers/lguest/lguest_device.c +++ b/drivers/lguest/lguest_device.c @@ -250,7 +250,7 @@ static struct virtqueue *lg_find_vq(struct virtio_device *vdev, /* Figure out how many pages the ring will take, and map that memory */ lvq->pages = lguest_map((unsigned long)lvq->config.pfn << PAGE_SHIFT, DIV_ROUND_UP(vring_size(lvq->config.num, - PAGE_SIZE), + LGUEST_VRING_ALIGN), PAGE_SIZE)); if (!lvq->pages) { err = -ENOMEM; @@ -259,8 +259,8 @@ static struct virtqueue *lg_find_vq(struct virtio_device *vdev, /* OK, tell virtio_ring.c to set up a virtqueue now we know its size * and we've got a pointer to its pages. */ - vq = vring_new_virtqueue(lvq->config.num, vdev, lvq->pages, - lg_notify, callback); + vq = vring_new_virtqueue(lvq->config.num, LGUEST_VRING_ALIGN, + vdev, lvq->pages, lg_notify, callback); if (!vq) { err = -ENOMEM; goto unmap; @@ -272,7 +272,7 @@ static struct virtqueue *lg_find_vq(struct virtio_device *vdev, * the interrupt as a source of randomness: it'd be nice to have that * back.. */ err = request_irq(lvq->config.irq, vring_interrupt, IRQF_SHARED, - vdev->dev.bus_id, vq); + dev_name(&vdev->dev), vq); if (err) goto destroy_vring; @@ -321,10 +321,7 @@ static struct virtio_config_ops lguest_config_ops = { /* The root device for the lguest virtio devices. This makes them appear as * /sys/devices/lguest/0,1,2 not /sys/devices/0,1,2. */ -static struct device lguest_root = { - .parent = NULL, - .bus_id = "lguest", -}; +static struct device *lguest_root; /*D:120 This is the core of the lguest bus: actually adding a new device. * It's a separate function because it's neater that way, and because an @@ -351,7 +348,7 @@ static void add_lguest_device(struct lguest_device_desc *d, } /* This devices' parent is the lguest/ dir. */ - ldev->vdev.dev.parent = &lguest_root; + ldev->vdev.dev.parent = lguest_root; /* We have a unique device index thanks to the dev_index counter. */ ldev->vdev.id.device = d->type; /* We have a simple set of routines for querying the device's @@ -407,7 +404,8 @@ static int __init lguest_devices_init(void) if (strcmp(pv_info.name, "lguest") != 0) return 0; - if (device_register(&lguest_root) != 0) + lguest_root = root_device_register("lguest"); + if (IS_ERR(lguest_root)) panic("Could not register lguest root"); /* Devices are in a single page above top of "normal" mem */ |