Commit 51d0f6d1 authored by Linus Torvalds's avatar Linus Torvalds

Merge git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable

* git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable:
  Btrfs: kfree correct pointer during mount option parsing
  Btrfs: use RB_ROOT to intialize rb_trees instead of setting rb_node to NULL
parents 57d54889 da495ecc
......@@ -901,7 +901,7 @@ static int __setup_root(u32 nodesize, u32 leafsize, u32 sectorsize,
root->highest_objectid = 0;
root->name = NULL;
root->in_sysfs = 0;
root->inode_tree.rb_node = NULL;
root->inode_tree = RB_ROOT;
INIT_LIST_HEAD(&root->dirty_list);
INIT_LIST_HEAD(&root->orphan_list);
......@@ -1673,7 +1673,7 @@ struct btrfs_root *open_ctree(struct super_block *sb,
insert_inode_hash(fs_info->btree_inode);
spin_lock_init(&fs_info->block_group_cache_lock);
fs_info->block_group_cache_tree.rb_node = NULL;
fs_info->block_group_cache_tree = RB_ROOT;
extent_io_tree_init(&fs_info->freed_extents[0],
fs_info->btree_inode->i_mapping, GFP_NOFS);
......
......@@ -104,8 +104,8 @@ void extent_io_exit(void)
void extent_io_tree_init(struct extent_io_tree *tree,
struct address_space *mapping, gfp_t mask)
{
tree->state.rb_node = NULL;
tree->buffer.rb_node = NULL;
tree->state = RB_ROOT;
tree->buffer = RB_ROOT;
tree->ops = NULL;
tree->dirty_bytes = 0;
spin_lock_init(&tree->lock);
......
......@@ -35,7 +35,7 @@ void extent_map_exit(void)
*/
void extent_map_tree_init(struct extent_map_tree *tree, gfp_t mask)
{
tree->map.rb_node = NULL;
tree->map = RB_ROOT;
rwlock_init(&tree->lock);
}
......
......@@ -870,7 +870,7 @@ __btrfs_return_cluster_to_free_space(
tree_insert_offset(&block_group->free_space_offset,
entry->offset, &entry->offset_index, 0);
}
cluster->root.rb_node = NULL;
cluster->root = RB_ROOT;
out:
spin_unlock(&cluster->lock);
......@@ -1355,7 +1355,7 @@ void btrfs_init_free_cluster(struct btrfs_free_cluster *cluster)
{
spin_lock_init(&cluster->lock);
spin_lock_init(&cluster->refill_lock);
cluster->root.rb_node = NULL;
cluster->root = RB_ROOT;
cluster->max_size = 0;
cluster->points_to_bitmap = false;
INIT_LIST_HEAD(&cluster->block_group_list);
......
......@@ -129,7 +129,7 @@ static inline void
btrfs_ordered_inode_tree_init(struct btrfs_ordered_inode_tree *t)
{
mutex_init(&t->mutex);
t->tree.rb_node = NULL;
t->tree = RB_ROOT;
t->last = NULL;
}
......
......@@ -52,7 +52,7 @@ static inline size_t btrfs_leaf_ref_size(int nr_extents)
static inline void btrfs_leaf_ref_tree_init(struct btrfs_leaf_ref_tree *tree)
{
tree->root.rb_node = NULL;
tree->root = RB_ROOT;
INIT_LIST_HEAD(&tree->list);
spin_lock_init(&tree->lock);
}
......
......@@ -170,14 +170,14 @@ struct async_merge {
static void mapping_tree_init(struct mapping_tree *tree)
{
tree->rb_root.rb_node = NULL;
tree->rb_root = RB_ROOT;
spin_lock_init(&tree->lock);
}
static void backref_cache_init(struct backref_cache *cache)
{
int i;
cache->rb_root.rb_node = NULL;
cache->rb_root = RB_ROOT;
for (i = 0; i < BTRFS_MAX_LEVEL; i++)
INIT_LIST_HEAD(&cache->pending[i]);
spin_lock_init(&cache->lock);
......
......@@ -128,7 +128,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
{
struct btrfs_fs_info *info = root->fs_info;
substring_t args[MAX_OPT_ARGS];
char *p, *num;
char *p, *num, *orig;
int intarg;
int ret = 0;
......@@ -143,6 +143,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
if (!options)
return -ENOMEM;
orig = options;
while ((p = strsep(&options, ",")) != NULL) {
int token;
......@@ -280,7 +281,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
}
}
out:
kfree(options);
kfree(orig);
return ret;
}
......
......@@ -69,7 +69,7 @@ static noinline int join_transaction(struct btrfs_root *root)
cur_trans->commit_done = 0;
cur_trans->start_time = get_seconds();
cur_trans->delayed_refs.root.rb_node = NULL;
cur_trans->delayed_refs.root = RB_ROOT;
cur_trans->delayed_refs.num_entries = 0;
cur_trans->delayed_refs.num_heads_ready = 0;
cur_trans->delayed_refs.num_heads = 0;
......
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