Messages in this thread Patch in this message |  | | Date | Thu, 13 Sep 2001 18:43:43 +0200 | From | Vojtech Pavlik <> | Subject | [x86-64 patch 10/11] random.c precise timers on x86-64 |
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Hi!
This patch adds precise timing support on x86-64 into random.c.
diff -urN linux-x86_64/drivers/char/random.c linux/drivers/char/random.c --- linux-x86_64/drivers/char/random.c Thu Sep 13 15:17:33 2001 +++ linux/drivers/char/random.c Tue Sep 11 09:49:17 2001 @@ -717,6 +717,10 @@ } else { time = jiffies; } +#elif defined (__x86_64__) + __u32 high; + rdtsc(time, high); + num ^= high; #else time = jiffies; #endif -- Vojtech Pavlik SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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