30 lines
1.1 KiB
C
30 lines
1.1 KiB
C
/*
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* Copyright (C) 2008 Oracle. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#ifndef __BTRFS_LOCKING_
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#define __BTRFS_LOCKING_
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int btrfs_tree_lock(struct extent_buffer *eb);
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int btrfs_tree_unlock(struct extent_buffer *eb);
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int btrfs_try_spin_lock(struct extent_buffer *eb);
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void btrfs_set_lock_blocking(struct extent_buffer *eb);
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void btrfs_clear_lock_blocking(struct extent_buffer *eb);
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void btrfs_assert_tree_locked(struct extent_buffer *eb);
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#endif
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