Linux-2.6.33.2/arch/sparc/include/asm/atomic.h

#ifndef ___ASM_SPARC_ATOMIC_H
#define ___ASM_SPARC_ATOMIC_H
#if defined(__sparc__) && defined(__arch64__)
#include <asm/atomic_64.h>
#else
#include <asm/atomic_32.h>
#endif
#endif