btrfs: cleanup: removed unused 'btrfs_get_inode_ref_index'

Found by uselex.rb:
> btrfs_get_inode_ref_index: [R]: exported from:
fs/btrfs/inode-item.o fs/btrfs/btrfs.o fs/btrfs/built-in.o

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Reviewed-by: David Stebra <dsterba@suse.cz>
Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <clm@fb.com>

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index a58611fbf004e252a7c4cf86f2148a8c9e139503..47835f5850deec777699b3cf8c66d906f026ac86 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3587,12 +3587,6 @@ int btrfs_del_inode_ref(struct btrfs_trans_handle *trans,
                           struct btrfs_root *root,
                           const char *name, int name_len,
                           u64 inode_objectid, u64 ref_objectid, u64 *index);
-int btrfs_get_inode_ref_index(struct btrfs_trans_handle *trans,
-                             struct btrfs_root *root,
-                             struct btrfs_path *path,
-                             const char *name, int name_len,
-                             u64 inode_objectid, u64 ref_objectid, int mod,
-                             u64 *ret_index);
 int btrfs_insert_empty_inode(struct btrfs_trans_handle *trans,
                             struct btrfs_root *root,
                             struct btrfs_path *path, u64 objectid);

diff --git a/fs/btrfs/inode-item.c b/fs/btrfs/inode-item.c
index ec82fae070975fcdb6d60879ba34cc001884afbf..2be38df703c9b095f35ed5e887fa2c37c7fb0e7c 100644 (file)
--- a/fs/btrfs/inode-item.c
+++ b/fs/btrfs/inode-item.c
@@ -91,32 +91,6 @@ int btrfs_find_name_in_ext_backref(struct btrfs_path *path, u64 ref_objectid,
        return 0;
 }
 
-static struct btrfs_inode_ref *
-btrfs_lookup_inode_ref(struct btrfs_trans_handle *trans,
-                      struct btrfs_root *root,
-                      struct btrfs_path *path,
-                      const char *name, int name_len,
-                      u64 inode_objectid, u64 ref_objectid, int ins_len,
-                      int cow)
-{
-       int ret;
-       struct btrfs_key key;
-       struct btrfs_inode_ref *ref;
-
-       key.objectid = inode_objectid;
-       key.type = BTRFS_INODE_REF_KEY;
-       key.offset = ref_objectid;
-
-       ret = btrfs_search_slot(trans, root, &key, path, ins_len, cow);
-       if (ret < 0)
-               return ERR_PTR(ret);
-       if (ret > 0)
-               return NULL;
-       if (!find_name_in_backref(path, name, name_len, &ref))
-               return NULL;
-       return ref;
-}
-
 /* Returns NULL if no extref found */
 struct btrfs_inode_extref *
 btrfs_lookup_inode_extref(struct btrfs_trans_handle *trans,
@@ -144,45 +118,6 @@ btrfs_lookup_inode_extref(struct btrfs_trans_handle *trans,
        return extref;
 }
 
-int btrfs_get_inode_ref_index(struct btrfs_trans_handle *trans,
-                             struct btrfs_root *root,
-                             struct btrfs_path *path,
-                             const char *name, int name_len,
-                             u64 inode_objectid, u64 ref_objectid, int mod,
-                             u64 *ret_index)
-{
-       struct btrfs_inode_ref *ref;
-       struct btrfs_inode_extref *extref;
-       int ins_len = mod < 0 ? -1 : 0;
-       int cow = mod != 0;
-
-       ref = btrfs_lookup_inode_ref(trans, root, path, name, name_len,
-                                    inode_objectid, ref_objectid, ins_len,
-                                    cow);
-       if (IS_ERR(ref))
-               return PTR_ERR(ref);
-
-       if (ref != NULL) {
-               *ret_index = btrfs_inode_ref_index(path->nodes[0], ref);
-               return 0;
-       }
-
-       btrfs_release_path(path);
-
-       extref = btrfs_lookup_inode_extref(trans, root, path, name,
-                                          name_len, inode_objectid,
-                                          ref_objectid, ins_len, cow);
-       if (IS_ERR(extref))
-               return PTR_ERR(extref);
-
-       if (extref) {
-               *ret_index = btrfs_inode_extref_index(path->nodes[0], extref);
-               return 0;
-       }
-
-       return -ENOENT;
-}
-
 static int btrfs_del_inode_extref(struct btrfs_trans_handle *trans,
                                  struct btrfs_root *root,
                                  const char *name, int name_len,