btrfs-progs/transaction.h

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/*
* Copyright (C) 2007 Oracle. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License v2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 021110-1307, USA.
*/
#ifndef __BTRFS_TRANSACTION_H__
#define __BTRFS_TRANSACTION_H__
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#include "kerncompat.h"
#include "ctree.h"
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struct btrfs_trans_handle {
struct btrfs_fs_info *fs_info;
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u64 transid;
u64 alloc_exclude_start;
u64 alloc_exclude_nr;
bool reinit_extent_tree;
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unsigned long blocks_reserved;
unsigned long blocks_used;
struct btrfs_block_group_cache *block_group;
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};
struct btrfs_trans_handle* btrfs_start_transaction(struct btrfs_root *root,
int num_blocks);
int __commit_transaction(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
int commit_tree_roots(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info);
int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
void btrfs_abort_transaction(struct btrfs_trans_handle *trans, int error);
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#endif