C++ (Cpp) alloc_ramdevの例

コード例 #1

ファイル: ramhd_mkreq.c プロジェクト: TUSSON/Coding

static int __init ramhd_init(void)
{
	int i;

	ramhd_space_init();
	alloc_ramdev();

	ramhd_major = register_blkdev(0, RAMHD_NAME);

	for (i=0; i<RAMHD_MAX_DEVICE; i++)
	{
		rdev[i]->data = sdisk[i];
		rdev[i]->queue = blk_alloc_queue(GFP_KERNEL);
		blk_queue_make_request(rdev[i]->queue, ramhd_make_request);
		rdev[i]->gd = alloc_disk(RAMHD_MAX_PARTITIONS);
		rdev[i]->gd->major = ramhd_major;
		rdev[i]->gd->first_minor = i*RAMHD_MAX_PARTITIONS;
		rdev[i]->gd->fops = &ramhd_fops;
		rdev[i]->gd->queue = rdev[i]->queue;
		rdev[i]->gd->private_data = rdev[i];
		sprintf(rdev[i]->gd->disk_name, "ramhd%c", 'a'+i);
		rdev[i]->gd->flags |= GENHD_FL_SUPPRESS_PARTITION_INFO;
		set_capacity(rdev[i]->gd, RAMHD_SECTOR_TOTAL);
		add_disk(rdev[i]->gd);
	}
	return 0;
}

コード例 #2

ファイル: ramhd_req.c プロジェクト: 0x1abin/linux_kernel_driver

int ramhd_init(void) {
    int i;
    ramhd_space_init();
    alloc_ramdev();

    ramhd_major = register_blkdev(0, RAMHD_NAME);

    for (i = 0; i < RAMHD_MAX_DEVICE; i++) {
        rdev[i]->data = sdisk[i];
        rdev[i]->gd = alloc_disk(RAMHD_MAX_PARTITIONS);
        spin_lock_init(&rdev[i]->lock);
        rdev[i]->queue = blk_init_queue(ramhd_req_func, &rdev[i]->lock);
        rdev[i]->gd->major = ramhd_major;
        rdev[i]->gd->first_minor = i * RAMHD_MAX_PARTITIONS;
        rdev[i]->gd->fops = &ramhd_fops;
        rdev[i]->gd->queue = rdev[i]->queue;
        rdev[i]->gd->private_data = rdev[i];
        sprintf(rdev[i]->gd->disk_name, "ramsd%c", 'a' + i);
        set_capacity(rdev[i]->gd, RAMHD_SECTOR_TOTAL);
        add_disk(rdev[i]->gd);
    }

    return 0;
}