Line data    Source code

       1             : /*   SPDX-License-Identifier: BSD-3-Clause
       2             :  *   Copyright (C) 2022 Intel Corporation.
       3             :  *   All rights reserved.
       4             :  */
       5             : 
       6             : #include "spdk/stdinc.h"
       7             : #include "spdk/bdev.h"
       8             : #include "spdk/log.h"
       9             : #include "spdk/thread.h"
      10             : #include "spdk_internal/init.h"
      11             : 
      12             : static void
      13           0 : iobuf_subsystem_initialize(void)
      14             : {
      15             :         int rc;
      16             : 
      17           0 :         rc = spdk_iobuf_initialize();
      18           0 :         if (rc != 0) {
      19           0 :                 SPDK_ERRLOG("Failed to initialize iobuf\n");
      20             :         }
      21             : 
      22           0 :         spdk_subsystem_init_next(rc);
      23           0 : }
      24             : 
      25             : static void
      26           0 : iobuf_finish_cb(void *ctx)
      27             : {
      28           0 :         spdk_subsystem_fini_next();
      29           0 : }
      30             : 
      31             : static void
      32           0 : iobuf_subsystem_finish(void)
      33             : {
      34           0 :         spdk_iobuf_finish(iobuf_finish_cb, NULL);
      35           0 : }
      36             : 
      37             : static void
      38           0 : iobuf_write_config_json(struct spdk_json_write_ctx *w)
      39             : {
      40             :         struct spdk_iobuf_opts opts;
      41             : 
      42           0 :         spdk_iobuf_get_opts(&opts, sizeof(opts));
      43             : 
      44           0 :         spdk_json_write_array_begin(w);
      45             : 
      46           0 :         spdk_json_write_object_begin(w);
      47           0 :         spdk_json_write_named_string(w, "method", "iobuf_set_options");
      48             : 
      49           0 :         spdk_json_write_named_object_begin(w, "params");
      50           0 :         spdk_json_write_named_uint64(w, "small_pool_count", opts.small_pool_count);
      51           0 :         spdk_json_write_named_uint64(w, "large_pool_count", opts.large_pool_count);
      52           0 :         spdk_json_write_named_uint32(w, "small_bufsize", opts.small_bufsize);
      53           0 :         spdk_json_write_named_uint32(w, "large_bufsize", opts.large_bufsize);
      54           0 :         spdk_json_write_named_bool(w, "enable_numa", opts.enable_numa);
      55           0 :         spdk_json_write_object_end(w);
      56           0 :         spdk_json_write_object_end(w);
      57             : 
      58           0 :         spdk_json_write_array_end(w);
      59           0 : }
      60             : 
      61             : static struct spdk_subsystem g_subsystem_iobuf = {
      62             :         .name = "iobuf",
      63             :         .init = iobuf_subsystem_initialize,
      64             :         .fini = iobuf_subsystem_finish,
      65             :         .write_config_json = iobuf_write_config_json,
      66             : };
      67             : 
      68           0 : SPDK_SUBSYSTEM_REGISTER(g_subsystem_iobuf);