ceph/src/spdk/lib/event/subsystems/vhost/vhost.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright (c) Intel Corporation.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include "spdk/stdinc.h"
  35
  36 #include "spdk/vhost.h"
  37
  38 #include "spdk_internal/event.h"
  39
  40 static void
  41 spdk_vhost_subsystem_init_done(int rc)
  42 {
  43         spdk_subsystem_init_next(rc);
  44 }
  45
  46 static void
  47 spdk_vhost_subsystem_init(void)
  48 {
  49         spdk_vhost_init(spdk_vhost_subsystem_init_done);
  50 }
  51
  52 static void
  53 spdk_vhost_subsystem_fini_done(void)
  54 {
  55         spdk_subsystem_fini_next();
  56 }
  57
  58 static void
  59 spdk_vhost_subsystem_fini(void)
  60 {
  61         spdk_vhost_fini(spdk_vhost_subsystem_fini_done);
  62 }
  63
  64 static struct spdk_subsystem g_spdk_subsystem_vhost = {
  65         .name = "vhost",
  66         .init = spdk_vhost_subsystem_init,
  67         .fini = spdk_vhost_subsystem_fini,
  68         .config = NULL,
  69         .write_config_json = spdk_vhost_config_json,
  70 };
  71
  72 SPDK_SUBSYSTEM_REGISTER(g_spdk_subsystem_vhost);
  73 SPDK_SUBSYSTEM_DEPEND(vhost, scsi)