diff options
Diffstat (limited to 'drivers/nvdimm')
| -rw-r--r-- | drivers/nvdimm/btt.c | 19 |
1 files changed, 2 insertions, 17 deletions
diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c index efb2c1ceef98..c32cbb593600 100644 --- a/drivers/nvdimm/btt.c +++ b/drivers/nvdimm/btt.c @@ -31,8 +31,6 @@ enum log_ent_request { LOG_OLD_ENT }; -static int btt_major; - static int arena_read_bytes(struct arena_info *arena, resource_size_t offset, void *buf, size_t n) { @@ -1246,7 +1244,6 @@ static int btt_blk_init(struct btt *btt) nvdimm_namespace_disk_name(ndns, btt->btt_disk->disk_name); btt->btt_disk->driverfs_dev = &btt->nd_btt->dev; - btt->btt_disk->major = btt_major; btt->btt_disk->first_minor = 0; btt->btt_disk->fops = &btt_fops; btt->btt_disk->private_data = btt; @@ -1423,22 +1420,11 @@ EXPORT_SYMBOL(nvdimm_namespace_detach_btt); static int __init nd_btt_init(void) { - int rc; - - btt_major = register_blkdev(0, "btt"); - if (btt_major < 0) - return btt_major; + int rc = 0; debugfs_root = debugfs_create_dir("btt", NULL); - if (IS_ERR_OR_NULL(debugfs_root)) { + if (IS_ERR_OR_NULL(debugfs_root)) rc = -ENXIO; - goto err_debugfs; - } - - return 0; - - err_debugfs: - unregister_blkdev(btt_major, "btt"); return rc; } @@ -1446,7 +1432,6 @@ static int __init nd_btt_init(void) static void __exit nd_btt_exit(void) { debugfs_remove_recursive(debugfs_root); - unregister_blkdev(btt_major, "btt"); } MODULE_ALIAS_ND_DEVICE(ND_DEVICE_BTT); |