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2 * This file is part of the SPL: Solaris Porting Layer.
4 * Copyright (c) 2008 Lawrence Livermore National Security, LLC.
5 * Produced at Lawrence Livermore National Laboratory
7 * Brian Behlendorf <behlendorf1@llnl.gov>,
8 * Herb Wartens <wartens2@llnl.gov>,
9 * Jim Garlick <garlick@llnl.gov>
12 * This is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This is distributed in the hope that it will be useful, but WITHOUT
18 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
19 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, write to the Free Software Foundation, Inc.,
24 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
27 #include <sys/atomic.h>
29 #ifdef DEBUG_SUBSYSTEM
30 #undef DEBUG_SUBSYSTEM
33 #define DEBUG_SUBSYSTEM S_ATOMIC
35 #ifdef ATOMIC_SPINLOCK
36 /* Global atomic lock declarations */
37 spinlock_t atomic32_lock
= SPIN_LOCK_UNLOCKED
;
38 spinlock_t atomic64_lock
= SPIN_LOCK_UNLOCKED
;
40 EXPORT_SYMBOL(atomic32_lock
);
41 EXPORT_SYMBOL(atomic64_lock
);
42 #endif /* ATOMIC_SPINLOCK */