btrfs: remove all unused functions

Remove static and global declarations and/or definitions. Reduces size
of btrfs.ko by ~3.4kB.

  text    data     bss     dec     hex filename
402081    7464     200  409745   64091 btrfs.ko.base
398620    7144     200  405964   631cc btrfs.ko.remove-all

Signed-off-by: David Sterba <dsterba@suse.cz>

1 files changed, 0 insertions, 65 deletions

diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 4ce16ef702a3..ab9633fd72a4 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -189,71 +189,6 @@ static struct kobj_type btrfs_super_ktype = {
 /* /sys/fs/btrfs/ entry */
 static struct kset *btrfs_kset;
 
-int btrfs_sysfs_add_super(struct btrfs_fs_info *fs)
-{
-        int error;
-        char *name;
-        char c;
-        int len = strlen(fs->sb->s_id) + 1;
-        int i;
-
-        name = kmalloc(len, GFP_NOFS);
-        if (!name) {
-                error = -ENOMEM;
-                goto fail;
-        }
-
-        for (i = 0; i < len; i++) {
-                c = fs->sb->s_id[i];
-                if (c == '/' || c == '\\')
-                        c = '!';
-                name[i] = c;
-        }
-        name[len] = '\0';
-
-        fs->super_kobj.kset = btrfs_kset;
-        error = kobject_init_and_add(&fs->super_kobj, &btrfs_super_ktype,
-                                     NULL, "%s", name);
-        kfree(name);
-        if (error)
-                goto fail;
-
-        return 0;
-
-fail:
-        printk(KERN_ERR "btrfs: sysfs creation for super failed\n");
-        return error;
-}
-
-int btrfs_sysfs_add_root(struct btrfs_root *root)
-{
-        int error;
-
-        error = kobject_init_and_add(&root->root_kobj, &btrfs_root_ktype,
-                                     &root->fs_info->super_kobj,
-                                     "%s", root->name);
-        if (error)
-                goto fail;
-
-        return 0;
-
-fail:
-        printk(KERN_ERR "btrfs: sysfs creation for root failed\n");
-        return error;
-}
-
-void btrfs_sysfs_del_root(struct btrfs_root *root)
-{
-        kobject_put(&root->root_kobj);
-        wait_for_completion(&root->kobj_unregister);
-}
-
-void btrfs_sysfs_del_super(struct btrfs_fs_info *fs)
-{
-        kobject_put(&fs->super_kobj);
-        wait_for_completion(&fs->kobj_unregister);
-}
-
 int btrfs_init_sysfs(void)
 {
         btrfs_kset = kset_create_and_add("btrfs", NULL, fs_kobj);