On Wed, 21 Sep 2016, Steven Rostedt wrote: > On Wed, 21 Sep 2016 09:26:20 +0200 (CEST) > Thomas Gleixner <t...@linutronix.de> wrote: > > A single u64 does not take more storage space than this and it's a single > > store. > > So to use rtc_tm_to_time64()? Is the work to do the calculations of the > conversion faster than a bunch of stores that are going to be in hot > cache?
Look at the call site. It has already the scalar nsec value and it does a conversion to rtc time in order to trace it. Ditto for the other tracepoints where the conversion from scalar nsec is done in the tracepoint itself. Thanks, tglx