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linux: avoid using CLOCK_SGI_CYCLE #123

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linux: avoid using CLOCK_SGI_CYCLE #123

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8fdc7b7
linux: avoid using CLOCK_SGI_CYCLE
Jan 5, 2018
c68b27d
linux: avoid using CLOCK_SGI_CYCLE, use METHOD
Jan 14, 2018
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16 changes: 13 additions & 3 deletions kernel/cycle.h
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Original file line number Diff line number Diff line change
Expand Up @@ -437,14 +437,24 @@ INLINE_ELAPSED(__inline)
#define HAVE_TICK_COUNTER
#endif
/*----------------------------------------------------------------*/
/* SGI/Irix */
#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_SGI_CYCLE) && !defined(HAVE_TICK_COUNTER) && !defined(__ANDROID__)
/* SGI/Irix/Linux but not android */
#if !defined(__ANDROID__) && !defined(HAVE_TICK_COUNTER)
#if defined(HAVE_CLOCK_GETTIME)
#if defined(CLOCK_MONOTONIC)
#define METHOD CLOCK_MONOTONIC
#elif defined(CLOCK_REALTIME)
#define METHOD CLOCK_REALTIME
#elif defined(CLOCK_SGI_CYCLE)
#define METHOD CLOCK_SGI_CYCLE
#endif
#endif

typedef struct timespec ticks;

static inline ticks getticks(void)
{
struct timespec t;
clock_gettime(CLOCK_SGI_CYCLE, &t);
clock_gettime(METHOD, &t);
return t;
}

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