btrfs: make static code static & remove dead code
Big patch, but all it does is add statics to functions which
are in fact static, then remove the associated dead-code fallout.
removed functions:
btrfs_iref_to_path()
__btrfs_lookup_delayed_deletion_item()
__btrfs_search_delayed_insertion_item()
__btrfs_search_delayed_deletion_item()
find_eb_for_page()
btrfs_find_block_group()
range_straddles_pages()
extent_range_uptodate()
btrfs_file_extent_length()
btrfs_scrub_cancel_devid()
btrfs_start_transaction_lflush()
btrfs_print_tree() is left because it is used for debugging.
btrfs_start_transaction_lflush() and btrfs_reada_detach() are
left for symmetry.
ulist.c functions are left, another patch will take care of those.
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c
index 71b78c2..f26f38c 100644
--- a/fs/btrfs/delayed-inode.c
+++ b/fs/btrfs/delayed-inode.c
@@ -202,7 +202,7 @@
spin_unlock(&root->lock);
}
-struct btrfs_delayed_node *btrfs_first_delayed_node(
+static struct btrfs_delayed_node *btrfs_first_delayed_node(
struct btrfs_delayed_root *delayed_root)
{
struct list_head *p;
@@ -221,7 +221,7 @@
return node;
}
-struct btrfs_delayed_node *btrfs_next_delayed_node(
+static struct btrfs_delayed_node *btrfs_next_delayed_node(
struct btrfs_delayed_node *node)
{
struct btrfs_delayed_root *delayed_root;
@@ -282,7 +282,7 @@
__btrfs_release_delayed_node(node, 0);
}
-struct btrfs_delayed_node *btrfs_first_prepared_delayed_node(
+static struct btrfs_delayed_node *btrfs_first_prepared_delayed_node(
struct btrfs_delayed_root *delayed_root)
{
struct list_head *p;
@@ -308,7 +308,7 @@
__btrfs_release_delayed_node(node, 1);
}
-struct btrfs_delayed_item *btrfs_alloc_delayed_item(u32 data_len)
+static struct btrfs_delayed_item *btrfs_alloc_delayed_item(u32 data_len)
{
struct btrfs_delayed_item *item;
item = kmalloc(sizeof(*item) + data_len, GFP_NOFS);
@@ -383,7 +383,7 @@
return NULL;
}
-struct btrfs_delayed_item *__btrfs_lookup_delayed_insertion_item(
+static struct btrfs_delayed_item *__btrfs_lookup_delayed_insertion_item(
struct btrfs_delayed_node *delayed_node,
struct btrfs_key *key)
{
@@ -394,45 +394,6 @@
return item;
}
-struct btrfs_delayed_item *__btrfs_lookup_delayed_deletion_item(
- struct btrfs_delayed_node *delayed_node,
- struct btrfs_key *key)
-{
- struct btrfs_delayed_item *item;
-
- item = __btrfs_lookup_delayed_item(&delayed_node->del_root, key,
- NULL, NULL);
- return item;
-}
-
-struct btrfs_delayed_item *__btrfs_search_delayed_insertion_item(
- struct btrfs_delayed_node *delayed_node,
- struct btrfs_key *key)
-{
- struct btrfs_delayed_item *item, *next;
-
- item = __btrfs_lookup_delayed_item(&delayed_node->ins_root, key,
- NULL, &next);
- if (!item)
- item = next;
-
- return item;
-}
-
-struct btrfs_delayed_item *__btrfs_search_delayed_deletion_item(
- struct btrfs_delayed_node *delayed_node,
- struct btrfs_key *key)
-{
- struct btrfs_delayed_item *item, *next;
-
- item = __btrfs_lookup_delayed_item(&delayed_node->del_root, key,
- NULL, &next);
- if (!item)
- item = next;
-
- return item;
-}
-
static int __btrfs_add_delayed_item(struct btrfs_delayed_node *delayed_node,
struct btrfs_delayed_item *ins,
int action)
@@ -535,7 +496,7 @@
}
}
-struct btrfs_delayed_item *__btrfs_first_delayed_insertion_item(
+static struct btrfs_delayed_item *__btrfs_first_delayed_insertion_item(
struct btrfs_delayed_node *delayed_node)
{
struct rb_node *p;
@@ -548,7 +509,7 @@
return item;
}
-struct btrfs_delayed_item *__btrfs_first_delayed_deletion_item(
+static struct btrfs_delayed_item *__btrfs_first_delayed_deletion_item(
struct btrfs_delayed_node *delayed_node)
{
struct rb_node *p;
@@ -561,7 +522,7 @@
return item;
}
-struct btrfs_delayed_item *__btrfs_next_delayed_item(
+static struct btrfs_delayed_item *__btrfs_next_delayed_item(
struct btrfs_delayed_item *item)
{
struct rb_node *p;