regarding the various types of clocks. The <parameter>usec</parameter> parameter specifies the earliest time, in
microseconds (µs), relative to the clock's epoch, when the timer shall be triggered. If a time already in the past
is specified (including <constant>0</constant>), this timer source "fires" immediately and is ready to be
regarding the various types of clocks. The <parameter>usec</parameter> parameter specifies the earliest time, in
microseconds (µs), relative to the clock's epoch, when the timer shall be triggered. If a time already in the past
is specified (including <constant>0</constant>), this timer source "fires" immediately and is ready to be