[PATCH] device-dax: Drop register_filesystem()

The device-dax fs is only there to allocate a common inode for each device-node that refers to the same device by major:minor. It is otherwise not user mountable and need not be displayed in /proc/filesystems. Reported-by: Al Viro <viro(a)zeniv.linux.org.uk&gt; Acked-by: Al Viro <viro(a)zeniv.linux.org.uk&gt; Signed-off-by: Dan Williams <dan.j.williams(a)intel.com&gt; --- drivers/dax/super.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/drivers/dax/super.c b/drivers/dax/super.c index ccb22d8db3a2..3d6a9e61e358 100644 --- a/drivers/dax/super.c +++ b/drivers/dax/super.c @@ -615,10 +615,6 @@ static int dax_fs_init(void) if (!dax_cache) return -ENOMEM; - rc = register_filesystem(&dax_fs_type); - if (rc) - goto err_register_fs; - dax_mnt = kern_mount(&dax_fs_type); if (IS_ERR(dax_mnt)) { rc = PTR_ERR(dax_mnt); @@ -629,8 +625,6 @@ static int dax_fs_init(void) return 0; err_mount: - unregister_filesystem(&dax_fs_type); - err_register_fs: kmem_cache_destroy(dax_cache); return rc; @@ -639,7 +633,6 @@ static int dax_fs_init(void) static void dax_fs_exit(void) { kern_unmount(dax_mnt); - unregister_filesystem(&dax_fs_type); kmem_cache_destroy(dax_cache); }