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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /kernel/trunk/arch/ia32/ @ 1433

  → /kernel/trunk/arch/ia32/ @ 1434

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 1433 → Rev 1434

/kernel/trunk/arch/ia32/include/barrier.h
29,8 → 29,6
#ifndef __ia32_BARRIER_H__
#define __ia32_BARRIER_H__
#include <arch/types.h>
/*
* NOTE:
* No barriers for critical section (i.e. spinlock) on IA-32 are needed:
60,7 → 58,7
# ifdef CONFIG_WEAK_MEMORY
# define write_barrier() __asm__ volatile ("sfence\n" ::: "memory")
# else
# define write_barrier()
# define write_barrier() __asm__ volatile( "" ::: "memory");
# endif
#elif CONFIG_FENCES_P3
# define memory_barrier() cpuid_serialization()
68,7 → 66,7
# ifdef CONFIG_WEAK_MEMORY
# define write_barrier() __asm__ volatile ("sfence\n" ::: "memory")
# else
# define write_barrier()
# define write_barrier() __asm__ volatile( "" ::: "memory");
# endif
#else
# define memory_barrier() cpuid_serialization()
76,7 → 74,7
# ifdef CONFIG_WEAK_MEMORY
# define write_barrier() cpuid_serialization()
# else
# define write_barrier()
# define write_barrier() __asm__ volatile( "" ::: "memory");
# endif
#endif