1/*
 2 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
 3 *
 4 * This program is free software; you can redistribute it and/or modify
 5 * it under the terms of the GNU General Public License version 2 as
 6 * published by the Free Software Foundation.
 7 */
 8
 9/*
10 * xchg() based mutex fast path maintains a state of 0 or 1, as opposed to
11 * atomic dec based which can "count" any number of lock contenders.
12 * This ideally needs to be fixed in core, but for now switching to dec ver.
13 */
14#if defined(CONFIG_SMP) && (CONFIG_NR_CPUS > 2)
15#include <asm-generic/mutex-dec.h>
16#else
17#include <asm-generic/mutex-xchg.h>
18#endif