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authorMichael S. Tsirkin <mst@redhat.com>2014-10-07 18:39:42 +0400
committerMichael S. Tsirkin <mst@redhat.com>2014-12-09 13:05:23 +0300
commite16e12be34648777606a2c03a3526409b38f0e63 (patch)
tree36298911ba8eed0a4805c2c30a56d92520d23432 /drivers/virtio/virtio_ring.c
parentd4024af56f7c6cdb7e721994204fb07b2cda8be9 (diff)
downloadlinux-e16e12be34648777606a2c03a3526409b38f0e63.tar.xz
virtio: use u32, not bitmap for features
It seemed like a good idea to use bitmap for features in struct virtio_device, but it's actually a pain, and seems to become even more painful when we get more than 32 feature bits. Just change it to a u32 for now. Based on patch by Rusty. Suggested-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'drivers/virtio/virtio_ring.c')
-rw-r--r--drivers/virtio/virtio_ring.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 3b1f89b6e743..839247cd8263 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -781,7 +781,7 @@ void vring_transport_features(struct virtio_device *vdev)
break;
default:
/* We don't understand this bit. */
- clear_bit(i, vdev->features);
+ __virtio_clear_bit(vdev, i);
}
}
}