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File: [Development] / linux-2.6-xfs / include / asm-powerpc / Attic / synch.h (download)

Revision 1.2, Wed Jan 25 00:04:14 2006 UTC (11 years, 8 months ago) by cattelan
Branch: MAIN
Changes since 1.1: +5 -20 lines 

Merge up to 2.6.16-rc1

#ifndef _ASM_POWERPC_SYNCH_H 
#define _ASM_POWERPC_SYNCH_H 
#ifdef __KERNEL__

#include <linux/stringify.h>

#ifdef __powerpc64__
#define __SUBARCH_HAS_LWSYNC
#endif

#ifdef __SUBARCH_HAS_LWSYNC
#    define LWSYNC	lwsync
#else
#    define LWSYNC	sync
#endif

#ifdef CONFIG_SMP
#define ISYNC_ON_SMP	"\n\tisync"
#define LWSYNC_ON_SMP	__stringify(LWSYNC) "\n"
#else
#define ISYNC_ON_SMP
#define LWSYNC_ON_SMP
#endif

static inline void eieio(void)
{
	__asm__ __volatile__ ("eieio" : : : "memory");
}

static inline void isync(void)
{
	__asm__ __volatile__ ("isync" : : : "memory");
}

#endif /* __KERNEL__ */
#endif	/* _ASM_POWERPC_SYNCH_H */