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D33719.id100823.diff
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Index: sys/arm/include/cpu.h
===================================================================
--- sys/arm/include/cpu.h
+++ sys/arm/include/cpu.h
@@ -40,11 +40,11 @@
} else
#endif
return cp15_pmccntr_get();
-#else /* No performance counters, so use binuptime(9). This is slooooow */
- struct bintime bt;
+#else /* No performance counters, so use nanotime(9). */
+ struct timespec tv;
- binuptime(&bt);
- return ((uint64_t)bt.sec << 56 | bt.frac >> 8);
+ nanotime(&tv);
+ return (tv.tv_sec * (uint64_t)1000000000ull + tv.tv_nsec);
#endif
}
#endif
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D33719.id100823.diff (560 B)
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D33719: armv6/legacy: optimize cpy_getcount performance
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