diff options
Diffstat (limited to 'drivers/misc/mic/vop/vop_main.c')
| -rw-r--r-- | drivers/misc/mic/vop/vop_main.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/misc/mic/vop/vop_main.c b/drivers/misc/mic/vop/vop_main.c index 3633202e18f4..6b212c8b78e7 100644 --- a/drivers/misc/mic/vop/vop_main.c +++ b/drivers/misc/mic/vop/vop_main.c @@ -129,6 +129,16 @@ static u64 vop_get_features(struct virtio_device *vdev) return features; } +static void vop_transport_features(struct virtio_device *vdev) +{ + /* + * Packed ring isn't enabled on virtio_vop for now, + * because virtio_vop uses vring_new_virtqueue() which + * creates virtio rings on preallocated memory. + */ + __virtio_clear_bit(vdev, VIRTIO_F_RING_PACKED); +} + static int vop_finalize_features(struct virtio_device *vdev) { unsigned int i, bits; @@ -141,6 +151,9 @@ static int vop_finalize_features(struct virtio_device *vdev) /* Give virtio_ring a chance to accept features. */ vring_transport_features(vdev); + /* Give virtio_vop a chance to accept features. */ + vop_transport_features(vdev); + memset_io(out_features, 0, feature_len); bits = min_t(unsigned, feature_len, sizeof(vdev->features)) * 8; |