ROUND_JIFFIES_UP_REL(9) Driver Basics ROUND_JIFFIES_UP_REL(9)NAMEround_jiffies_up_relative - function to round jiffies up to a full
second
SYNOPSIS
unsigned long round_jiffies_up_relative(unsigned long j);
ARGUMENTS
j
the time in (relative) jiffies that should be rounded
DESCRIPTION
This is the same as round_jiffies_relative except that it will never
round down. This is useful for timeouts for which the exact time of
firing does not matter too much, as long as they donĀ“t fire too early.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 ROUND_JIFFIES_UP_REL(9)