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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>
This commit is contained in:
Sergei Trofimovich 2013-11-13 17:46:48 +08:00 committed by Chris Mason
parent 792ddef040
commit 33b98f2271
2 changed files with 0 additions and 71 deletions
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6
fs/btrfs/ctree.h
View File

@ -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);

65
fs/btrfs/inode-item.c
View File

@ -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,