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6e35fa2d VG |
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 | ||
41195d23 VG |
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 | |
6e35fa2d | 17 | #include <asm-generic/mutex-xchg.h> |
41195d23 | 18 | #endif |