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• This comparison shows the changes necessary to convert path

  → /trunk/kernel/arch/sparc64/include/barrier.h @ 1901

  → /trunk/kernel/arch/sparc64/include/barrier.h @ 1902

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 1901 → Rev 1902

/trunk/kernel/arch/sparc64/include/barrier.h
36,7 → 36,9
#define KERN_sparc64_BARRIER_H_
/*
* TODO: Implement true SPARC V9 memory barriers for macros below.
* We assume TSO memory model in which only reads can pass earlier stores
* (but not earlier reads). Therefore, CS_ENTER_BARRIER() and CS_LEAVE_BARRIER()
* can be empty.
*/
#define CS_ENTER_BARRIER() __asm__ volatile ("" ::: "memory")
#define CS_LEAVE_BARRIER() __asm__ volatile ("" ::: "memory")