qemu

FORK: QEMU emulator
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vhost-user-fs.h (1082B)

      1 /*
      2  * Vhost-user filesystem virtio device
      3  *
      4  * Copyright 2018-2019 Red Hat, Inc.
      5  *
      6  * Authors:
      7  *  Stefan Hajnoczi <stefanha@redhat.com>
      8  *
      9  * This work is licensed under the terms of the GNU GPL, version 2 or
     10  * (at your option) any later version.  See the COPYING file in the
     11  * top-level directory.
     12  */
     13 
     14 #ifndef QEMU_VHOST_USER_FS_H
     15 #define QEMU_VHOST_USER_FS_H
     16 
     17 #include "hw/virtio/virtio.h"
     18 #include "hw/virtio/vhost.h"
     19 #include "hw/virtio/vhost-user.h"
     20 #include "chardev/char-fe.h"
     21 #include "qom/object.h"
     22 
     23 #define TYPE_VHOST_USER_FS "vhost-user-fs-device"
     24 OBJECT_DECLARE_SIMPLE_TYPE(VHostUserFS, VHOST_USER_FS)
     25 
     26 typedef struct {
     27     CharBackend chardev;
     28     char *tag;
     29     uint16_t num_request_queues;
     30     uint16_t queue_size;
     31 } VHostUserFSConf;
     32 
     33 struct VHostUserFS {
     34     /*< private >*/
     35     VirtIODevice parent;
     36     VHostUserFSConf conf;
     37     struct vhost_virtqueue *vhost_vqs;
     38     struct vhost_dev vhost_dev;
     39     VhostUserState vhost_user;
     40     VirtQueue **req_vqs;
     41     VirtQueue *hiprio_vq;
     42     int32_t bootindex;
     43 
     44     /*< public >*/
     45 };
     46 
     47 #endif /* QEMU_VHOST_USER_FS_H */