| /* |
| * Copyright (C) 2008 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_LOCKING_ |
| #define __BTRFS_LOCKING_ |
| |
| int btrfs_tree_lock(struct extent_buffer *eb); |
| int btrfs_tree_unlock(struct extent_buffer *eb); |
| int btrfs_tree_locked(struct extent_buffer *eb); |
| |
| int btrfs_try_tree_lock(struct extent_buffer *eb); |
| int btrfs_try_spin_lock(struct extent_buffer *eb); |
| |
| int btrfs_path_lock_waiting(struct btrfs_path *path, int level); |
| |
| void btrfs_set_lock_blocking(struct extent_buffer *eb); |
| void btrfs_clear_lock_blocking(struct extent_buffer *eb); |
| #endif |
