xref: /spdk/module/bdev/malloc/bdev_malloc.h (revision 7506a7aa53d239f533af3bc768f0d2af55e735fe)
1  /*-
2   *   BSD LICENSE
3   *
4   *   Copyright (c) Intel Corporation.
5   *   All rights reserved.
6   *   Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
7   *
8   *   Redistribution and use in source and binary forms, with or without
9   *   modification, are permitted provided that the following conditions
10   *   are met:
11   *
12   *     * Redistributions of source code must retain the above copyright
13   *       notice, this list of conditions and the following disclaimer.
14   *     * Redistributions in binary form must reproduce the above copyright
15   *       notice, this list of conditions and the following disclaimer in
16   *       the documentation and/or other materials provided with the
17   *       distribution.
18   *     * Neither the name of Intel Corporation nor the names of its
19   *       contributors may be used to endorse or promote products derived
20   *       from this software without specific prior written permission.
21   *
22   *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23   *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24   *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
25   *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
26   *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27   *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
28   *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29   *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30   *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31   *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
32   *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33   */
34  
35  #ifndef SPDK_BDEV_MALLOC_H
36  #define SPDK_BDEV_MALLOC_H
37  
38  #include "spdk/stdinc.h"
39  
40  #include "spdk/bdev.h"
41  
42  typedef void (*spdk_delete_malloc_complete)(void *cb_arg, int bdeverrno);
43  
44  int create_malloc_disk(struct spdk_bdev **bdev, const char *name, const struct spdk_uuid *uuid,
45  		       uint64_t num_blocks, uint32_t block_size, uint32_t optimal_io_boundary);
46  
47  void delete_malloc_disk(const char *name, spdk_delete_malloc_complete cb_fn, void *cb_arg);
48  
49  #endif /* SPDK_BDEV_MALLOC_H */
50