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01: #ifndef _LINUX_VIRTIO_9P_H
02: #define _LINUX_VIRTIO_9P_H
03: /* This header is BSD licensed so anyone can use the definitions to implement
04:  * compatible drivers/servers.
05:  *
06:  * Redistribution and use in source and binary forms, with or without
07:  * modification, are permitted provided that the following conditions
08:  * are met:
09:  * 1. Redistributions of source code must retain the above copyright
10:  *    notice, this list of conditions and the following disclaimer.
11:  * 2. Redistributions in binary form must reproduce the above copyright
12:  *    notice, this list of conditions and the following disclaimer in the
13:  *    documentation and/or other materials provided with the distribution.
14:  * 3. Neither the name of IBM nor the names of its contributors
15:  *    may be used to endorse or promote products derived from this software
16:  *    without specific prior written permission.
17:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND
18:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20:  * ARE DISCLAIMED.  IN NO EVENT SHALL IBM OR CONTRIBUTORS BE LIABLE
21:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27:  * SUCH DAMAGE. */
28: #include <linux/types.h>
29: #include <linux/virtio_ids.h>
30: #include <linux/virtio_config.h>
31: 
32: /* The feature bitmap for virtio 9P */
33: 
34: /* The mount point is specified in a config variable */
35: #define VIRTIO_9P_MOUNT_TAG 0
36: 
37: struct virtio_9p_config {
38:         /* length of the tag name */
39:         __u16 tag_len;
40:         /* non-NULL terminated tag name */
41:         __u8 tag[0];
42: } __attribute__((packed));
43: 
44: #endif /* _LINUX_VIRTIO_9P_H */
45: 

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