Messages in this thread | | | Date | Thu, 20 Oct 2016 11:20:36 -0700 | From | Andi Kleen <> | Subject | Re: [PATCH v2 2/6] perf report: Caculate and return the branch counting in callchain |
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> OK, I am more confused now. Are you predicting some quantity related > to transactions? Why would you divide abort count by branch count? > Further, I just looked at patch 6/6. It has the following text: > > + Also show with some branch flags that can be: > + - Predicted: display the average percentage of predicated branches. > + (predicated number / total number) > + - Abort: display the average percentage of abort branches. > + (abort number /total number) > + - Cycles: cycles in basic block. > > > I think there is inconsistency between what you are suggesting and > what the patch has.
An abort is an unique branch. But yes there is no total number, so the formula will always be 100%. So yes would probably be better to just display a count for abort.
-Andi
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