|  | #ifndef _LINUX_VIRTIO_9P_H | 
|  | #define _LINUX_VIRTIO_9P_H | 
|  | /* This header is BSD licensed so anyone can use the definitions to implement | 
|  | * compatible drivers/servers. | 
|  | * | 
|  | * Redistribution and use in source and binary forms, with or without | 
|  | * modification, are permitted provided that the following conditions | 
|  | * are met: | 
|  | * 1. Redistributions of source code must retain the above copyright | 
|  | *    notice, this list of conditions and the following disclaimer. | 
|  | * 2. Redistributions in binary form must reproduce the above copyright | 
|  | *    notice, this list of conditions and the following disclaimer in the | 
|  | *    documentation and/or other materials provided with the distribution. | 
|  | * 3. Neither the name of IBM nor the names of its contributors | 
|  | *    may be used to endorse or promote products derived from this software | 
|  | *    without specific prior written permission. | 
|  | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND | 
|  | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
|  | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | 
|  | * ARE DISCLAIMED.  IN NO EVENT SHALL IBM OR CONTRIBUTORS BE LIABLE | 
|  | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | 
|  | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | 
|  | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | 
|  | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | 
|  | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | 
|  | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | 
|  | * SUCH DAMAGE. */ | 
|  | #include <linux/types.h> | 
|  | #include <linux/virtio_ids.h> | 
|  | #include <linux/virtio_config.h> | 
|  |  | 
|  | /* The feature bitmap for virtio 9P */ | 
|  |  | 
|  | /* The mount point is specified in a config variable */ | 
|  | #define VIRTIO_9P_MOUNT_TAG 0 | 
|  |  | 
|  | struct virtio_9p_config { | 
|  | /* length of the tag name */ | 
|  | __u16 tag_len; | 
|  | /* non-NULL terminated tag name */ | 
|  | __u8 tag[0]; | 
|  | } __attribute__((packed)); | 
|  |  | 
|  | #endif /* _LINUX_VIRTIO_9P_H */ |