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btrfs: relocation: open code mapping_tree_init
There's only one user of mapping_tree_init, we don't need a helper for the simple initialization. Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: Qu Wenruo <wqu@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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1 changed files with 2 additions and 8 deletions
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@ -183,13 +183,6 @@ static void mark_block_processed(struct reloc_control *rc,
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node->processed = 1;
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}
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static void mapping_tree_init(struct mapping_tree *tree)
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{
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tree->rb_root = RB_ROOT;
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spin_lock_init(&tree->lock);
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}
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/*
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* walk up backref nodes until reach node presents tree root
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*/
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@ -4024,7 +4017,8 @@ static struct reloc_control *alloc_reloc_control(struct btrfs_fs_info *fs_info)
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INIT_LIST_HEAD(&rc->reloc_roots);
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INIT_LIST_HEAD(&rc->dirty_subvol_roots);
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btrfs_backref_init_cache(fs_info, &rc->backref_cache, 1);
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mapping_tree_init(&rc->reloc_root_tree);
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rc->reloc_root_tree.rb_root = RB_ROOT;
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spin_lock_init(&rc->reloc_root_tree.lock);
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extent_io_tree_init(fs_info, &rc->processed_blocks, IO_TREE_RELOC_BLOCKS);
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return rc;
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}
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