Function disk_remove_blk_dev

components/drivers/block/blk_dev.c:240–290

}

rt_err_t disk_remove_blk_dev(struct rt_blk_device *blk, rt_bool_t lockless)
{
    struct rt_blk_disk *disk;

    if (!blk)
    {
        return -RT_EINVAL;
    }

    disk = blk->disk;

    if (!disk)
    {
        return -RT_EINVAL;
    }
    else
    {
    #ifdef RT_USING_DFS
        const char *mountpath;

        if ((mountpath = dfs_filesystem_get_mounted_path(&blk->parent)))
        {
            dfs_unmount(mountpath);
            LOG_D("%s: Unmount file system on %s",
                    to_blk_name(blk), mountpath);
        }
    #endif
    }

#ifdef RT_USING_DM
    rt_dm_ida_free(disk->ida, blk->parent.device_id);
#endif

    rt_device_unregister(&blk->parent);

    if (!lockless)
    {
        spin_lock(&disk->lock);
    }

    rt_list_remove(&blk->list);

    if (!lockless)
    {
        spin_unlock(&disk->lock);
    }

    --disk->partitions;

    return RT_EOK;
}

rt_uint32_t blk_request_ioprio(void)
{