Btrfs: Kill init_btrfs_i()
All code in init_btrfs_i can be moved into btrfs_alloc_inode() Signed-off-by: Yan Zheng <zheng.yan@oracle.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
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5da9d01b66
Коммит
2ead6ae770
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@ -3596,40 +3596,10 @@ again:
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return 0;
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}
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static noinline void init_btrfs_i(struct inode *inode)
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{
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struct btrfs_inode *bi = BTRFS_I(inode);
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bi->generation = 0;
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bi->sequence = 0;
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bi->last_trans = 0;
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bi->last_sub_trans = 0;
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bi->logged_trans = 0;
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bi->delalloc_bytes = 0;
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bi->reserved_bytes = 0;
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bi->disk_i_size = 0;
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bi->flags = 0;
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bi->index_cnt = (u64)-1;
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bi->last_unlink_trans = 0;
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bi->ordered_data_close = 0;
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bi->force_compress = 0;
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extent_map_tree_init(&BTRFS_I(inode)->extent_tree, GFP_NOFS);
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extent_io_tree_init(&BTRFS_I(inode)->io_tree,
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inode->i_mapping, GFP_NOFS);
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extent_io_tree_init(&BTRFS_I(inode)->io_failure_tree,
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inode->i_mapping, GFP_NOFS);
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INIT_LIST_HEAD(&BTRFS_I(inode)->delalloc_inodes);
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INIT_LIST_HEAD(&BTRFS_I(inode)->ordered_operations);
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RB_CLEAR_NODE(&BTRFS_I(inode)->rb_node);
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btrfs_ordered_inode_tree_init(&BTRFS_I(inode)->ordered_tree);
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mutex_init(&BTRFS_I(inode)->log_mutex);
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}
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static int btrfs_init_locked_inode(struct inode *inode, void *p)
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{
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struct btrfs_iget_args *args = p;
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inode->i_ino = args->ino;
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init_btrfs_i(inode);
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BTRFS_I(inode)->root = args->root;
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btrfs_set_inode_space_info(args->root, inode);
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return 0;
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@ -3692,8 +3662,6 @@ static struct inode *new_simple_dir(struct super_block *s,
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if (!inode)
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return ERR_PTR(-ENOMEM);
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init_btrfs_i(inode);
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BTRFS_I(inode)->root = root;
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memcpy(&BTRFS_I(inode)->location, key, sizeof(*key));
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BTRFS_I(inode)->dummy_inode = 1;
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@ -4092,7 +4060,6 @@ static struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans,
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* btrfs_get_inode_index_count has an explanation for the magic
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* number
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*/
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init_btrfs_i(inode);
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BTRFS_I(inode)->index_cnt = 2;
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BTRFS_I(inode)->root = root;
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BTRFS_I(inode)->generation = trans->transid;
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@ -5263,21 +5230,46 @@ unsigned long btrfs_force_ra(struct address_space *mapping,
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struct inode *btrfs_alloc_inode(struct super_block *sb)
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{
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struct btrfs_inode *ei;
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struct inode *inode;
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ei = kmem_cache_alloc(btrfs_inode_cachep, GFP_NOFS);
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if (!ei)
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return NULL;
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ei->root = NULL;
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ei->space_info = NULL;
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ei->generation = 0;
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ei->sequence = 0;
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ei->last_trans = 0;
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ei->last_sub_trans = 0;
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ei->logged_trans = 0;
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ei->delalloc_bytes = 0;
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ei->reserved_bytes = 0;
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ei->disk_i_size = 0;
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ei->flags = 0;
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ei->index_cnt = (u64)-1;
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ei->last_unlink_trans = 0;
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spin_lock_init(&ei->accounting_lock);
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ei->outstanding_extents = 0;
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ei->reserved_extents = 0;
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ei->root = NULL;
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spin_lock_init(&ei->accounting_lock);
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ei->ordered_data_close = 0;
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ei->dummy_inode = 0;
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ei->force_compress = 0;
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inode = &ei->vfs_inode;
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extent_map_tree_init(&ei->extent_tree, GFP_NOFS);
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extent_io_tree_init(&ei->io_tree, &inode->i_data, GFP_NOFS);
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extent_io_tree_init(&ei->io_failure_tree, &inode->i_data, GFP_NOFS);
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mutex_init(&ei->log_mutex);
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btrfs_ordered_inode_tree_init(&ei->ordered_tree);
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INIT_LIST_HEAD(&ei->i_orphan);
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INIT_LIST_HEAD(&ei->delalloc_inodes);
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INIT_LIST_HEAD(&ei->ordered_operations);
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return &ei->vfs_inode;
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RB_CLEAR_NODE(&ei->rb_node);
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return inode;
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}
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void btrfs_destroy_inode(struct inode *inode)
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