Messages in this thread | | | Date | Fri, 28 Mar 2008 02:08:43 +0900 | From | "KOSAKI Motohiro" <> | Subject | Re: [patch for 2.6.26 0/7] Architecture Independent Markers |
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Hi
> text data bss dec hex filename > 37642 7014 384 45040 aff0 sched.o.before > 37930 7134 384 45448 b188 sched.o.after > > 288 bytes for only 3 markers in the scheduler - that's 96 bytes added > per every marker (44 bytes of that in the fastpath). > > and the tracer codepath is now slower and more complex as well. > > A classic lose-lose situation, so let's apply this patch. Not! > > NACK-ed-by: Ingo Molnar <mingo@elte.hu>
I wonder why nobody doesn't fix this serious problem until now. and I am interesting to what difference to ftrace and marker.
if I have time at next week, I will investigate the marker problem.
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