Btrfs: 2.6.21-git fixes

Signed-off-by: Chris Mason <chris.mason@oracle.com>

3 files changed, 1 insertions, 25 deletions

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 5830b4333d83..da12d8275817 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1197,6 +1197,4 @@ struct btrfs_csum_item *btrfs_lookup_csum(struct btrfs_trans_handle *trans,
                                           u64 objectid, u64 offset,
                                           int cow);
 /* super.c */
-extern struct subsystem btrfs_subsys;
-
 #endif
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 4c0262b57664..3da057f78bc8 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -649,9 +649,6 @@ struct btrfs_root *open_ctree(struct super_block *sb)
 
         fs_info->generation = btrfs_super_generation(disk_super) + 1;
         memset(&fs_info->kobj, 0, sizeof(fs_info->kobj));
-        kobj_set_kset_s(fs_info, btrfs_subsys);
-        kobject_set_name(&fs_info->kobj, "%s", sb->s_id);
-        kobject_register(&fs_info->kobj);
         mutex_unlock(&fs_info->fs_mutex);
         return tree_root;
 }
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 0f79490123cf..0220c82841ad 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -18,24 +18,11 @@
 #include "btrfs_inode.h"
 #include "ioctl.h"
 
-static void btrfs_fsinfo_release(struct kobject *obj)
-{
-        struct btrfs_fs_info *fsinfo = container_of(obj,
-                                            struct btrfs_fs_info, kobj);
-        kfree(fsinfo);
-}
-
-static struct kobj_type btrfs_fsinfo_ktype = {
-        .release = btrfs_fsinfo_release,
-};
-
 struct btrfs_iget_args {
         u64 ino;
         struct btrfs_root *root;
 };
 
-decl_subsys(btrfs, &btrfs_fsinfo_ktype, NULL);
-
 #define BTRFS_SUPER_MAGIC 0x9123682E
 
 static struct inode_operations btrfs_dir_inode_operations;
@@ -2438,7 +2425,7 @@ static void init_once(void * foo, struct kmem_cache * cachep,
 {
         struct btrfs_inode *ei = (struct btrfs_inode *) foo;
 
-        if ((flags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR)) ==
+        if ((flags & (SLAB_CTOR_CONSTRUCTOR)) ==
             SLAB_CTOR_CONSTRUCTOR) {
                 inode_init_once(&ei->vfs_inode);
         }
@@ -2588,12 +2575,7 @@ static int __init init_btrfs_fs(void)
         err = init_inodecache();
         if (err)
                 return err;
-        kset_set_kset_s(&btrfs_subsys, fs_subsys);
-        err = subsystem_register(&btrfs_subsys);
-        if (err)
-                goto out;
         return register_filesystem(&btrfs_fs_type);
-out:
         destroy_inodecache();
         return err;
 }
@@ -2602,7 +2584,6 @@ static void __exit exit_btrfs_fs(void)
 {
         destroy_inodecache();
         unregister_filesystem(&btrfs_fs_type);
-        subsystem_unregister(&btrfs_subsys);
         printk("btrfs unloaded\n");
 }