57d174ff67
Retire the old claim/unclaim semantics in favor of open/close. Clients must now open a bdev to get an spdk_bdev_desc, then pass this desc to get an I/O channel. This allows multiple clients to open a bdev, although only one may open a bdev with write access. Signed-off-by: Jim Harris <james.r.harris@intel.com> Change-Id: I4d319f1278170124169a8a75fd791e926b3f7171 Reviewed-on: https://review.gerrithub.io/367611 Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com> Tested-by: SPDK Automated Test System <sys_sgsw@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com>
112 lines
3.1 KiB
C
112 lines
3.1 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) Intel Corporation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "spdk/stdinc.h"
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#include "spdk/blobfs.h"
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#include "spdk/bdev.h"
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#include "spdk/event.h"
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#include "spdk/blob_bdev.h"
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#include "spdk/log.h"
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struct spdk_bs_dev *g_bs_dev;
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const char *g_bdev_name;
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static void
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stop_cb(void *ctx, int fserrno)
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{
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spdk_app_stop(0);
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}
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static void
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shutdown_cb(void *arg1, void *arg2)
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{
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struct spdk_filesystem *fs = arg1;
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printf("done.\n");
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spdk_fs_unload(fs, stop_cb, NULL);
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}
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static void
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init_cb(void *ctx, struct spdk_filesystem *fs, int fserrno)
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{
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struct spdk_event *event;
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event = spdk_event_allocate(0, shutdown_cb, fs, NULL);
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spdk_event_call(event);
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}
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static void
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spdk_mkfs_run(void *arg1, void *arg2)
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{
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struct spdk_bdev *bdev;
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bdev = spdk_bdev_get_by_name(g_bdev_name);
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if (bdev == NULL) {
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SPDK_ERRLOG("bdev %s not found\n", g_bdev_name);
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spdk_app_stop(-1);
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return;
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}
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printf("Initializing filesystem on bdev %s...", g_bdev_name);
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fflush(stdout);
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g_bs_dev = spdk_bdev_create_bs_dev(bdev);
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spdk_fs_init(g_bs_dev, NULL, init_cb, NULL);
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}
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int main(int argc, char **argv)
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{
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struct spdk_app_opts opts = {};
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if (argc < 3) {
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SPDK_ERRLOG("usage: %s <conffile> <bdevname>\n", argv[0]);
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exit(1);
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}
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spdk_app_opts_init(&opts);
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opts.name = "spdk_mkfs";
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opts.config_file = argv[1];
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opts.reactor_mask = "0x3";
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opts.mem_size = 1024;
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opts.shutdown_cb = NULL;
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spdk_fs_set_cache_size(512);
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g_bdev_name = argv[2];
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spdk_app_start(&opts, spdk_mkfs_run, NULL, NULL);
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spdk_app_fini();
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return 0;
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}
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