1__ROUND_JIFFIES_UP(9) Driver Basics __ROUND_JIFFIES_UP(9)
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6 __round_jiffies_up - function to round jiffies up to a full second
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9 unsigned long __round_jiffies_up(unsigned long j, int cpu);
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12 j
13 the time in (absolute) jiffies that should be rounded
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15 cpu
16 the processor number on which the timeout will happen
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19 This is the same as __round_jiffies except that it will never round
20 down. This is useful for timeouts for which the exact time of firing
21 does not matter too much, as long as they don't fire too early.
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24Kernel Hackers Manual 2.6. November 2011 __ROUND_JIFFIES_UP(9)