numam-spdk/include/spdk/blob_bdev.h
Daniel Verkamp 19100ed580 bdev: rename spdk_bdev_module_if -> spdk_bdev_module
This better matches the style in the rest of SPDK.

No functional change - this is a pure find/replace of
spdk_bdev_module_if to spdk_bdev_module.  Instances of this struct will
be renamed in another patch.

Change-Id: I3f6933c8a366e625fc3a1b6401aee26ee03ba69c
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-on: https://review.gerrithub.io/403368
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2018-03-13 00:55:12 -04:00

79 lines
2.6 KiB
C

/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Intel Corporation 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 THE COPYRIGHT
* OWNER 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.
*/
/** \file
* Helper library to use spdk_bdev as the backing device for a blobstore
*/
#ifndef SPDK_BLOB_BDEV_H
#define SPDK_BLOB_BDEV_H
#include "spdk/stdinc.h"
#include "spdk/bdev.h"
#ifdef __cplusplus
extern "C" {
#endif
struct spdk_bs_dev;
struct spdk_bdev;
struct spdk_bdev_module;
/**
* Create a blobstore block device from a bdev.
*
* \param bdev Bdev to use.
* \param remove_cb Called when the block device is removed.
* \param remove_ctx Argument passed to function remove_cb.
*
* \return a pointer to the blobstore block device on success or NULL otherwise.
*/
struct spdk_bs_dev *spdk_bdev_create_bs_dev(struct spdk_bdev *bdev, spdk_bdev_remove_cb_t remove_cb,
void *remove_ctx);
/**
* Claim the bdev module for the given blobstore.
*
* \param bs_dev Blobstore block device.
* \param module Bdev module to claim.
*
* \return 0 on success, negative errno on failure.
*/
int spdk_bs_bdev_claim(struct spdk_bs_dev *bs_dev, struct spdk_bdev_module *module);
#ifdef __cplusplus
}
#endif
#endif