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btrfs: kill tree_mod_log_set_root_pointer helper 

A useless wrapper around tree_mod_log_insert_root that hides missing
error handling. Move it to the callers.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2018-03-05 16:35:29 +01:00
parent 0e82bcfe3c
commit d9d19a010b
1 changed files with 7 additions and 13 deletions
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20
fs/btrfs/ctree.c
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@ -883,16 +883,6 @@ free_tms:
return ret;
}
static noinline void
tree_mod_log_set_root_pointer(struct btrfs_root *root,
struct extent_buffer *new_root_node,
int log_removal)
{
int ret;
ret = tree_mod_log_insert_root(root->node, new_root_node, log_removal);
BUG_ON(ret < 0);
}
/*
* check if the tree block can be shared by multiple trees
*/
@ -1119,7 +1109,8 @@ static noinline int __btrfs_cow_block(struct btrfs_trans_handle *trans,
parent_start = buf->start;
extent_buffer_get(cow);
tree_mod_log_set_root_pointer(root, cow, 1);
ret = tree_mod_log_insert_root(root->node, cow, 1);
BUG_ON(ret < 0);
rcu_assign_pointer(root->node, cow);
btrfs_free_tree_block(trans, root, buf, parent_start,
@ -1873,7 +1864,8 @@ static noinline int balance_level(struct btrfs_trans_handle *trans,
goto enospc;
}
tree_mod_log_set_root_pointer(root, child, 1);
ret = tree_mod_log_insert_root(root->node, child, 1);
BUG_ON(ret < 0);
rcu_assign_pointer(root->node, child);
add_root_to_dirty_list(root);
@ -3319,6 +3311,7 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans,
struct extent_buffer *c;
struct extent_buffer *old;
struct btrfs_disk_key lower_key;
int ret;
BUG_ON(path->nodes[level]);
BUG_ON(path->nodes[level-1] != root->node);
@ -3357,7 +3350,8 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans,
btrfs_mark_buffer_dirty(c);
old = root->node;
tree_mod_log_set_root_pointer(root, c, 0);
ret = tree_mod_log_insert_root(root->node, c, 0);
BUG_ON(ret < 0);
rcu_assign_pointer(root->node, c);
/* the super has an extra ref to root->node */