* Sam Liao <[email protected]> wrote:
> > It depends if you select reverse callchain or not:
> >
> > $ perf report -s caller
> >
> > That will report main and kernel_thread as hists, and regular callee ->
> > caller callchains.
> > Hence under main hist, you'll a lot of callchain starting from random
> > points and all
> > ending in main!
> >
> > $ perf report -s caller -g caller
> >
> > That will report main and kernel_thread as hists, with callchains starting
> > from
> > main under main.
> >
> > It becomes interesting when you want more granularity with -s caller,dso if
> > we bring a way
> > to push forward the entrypoint one day. I suspect even more sorting
> > combinations are
> > going to be interesting.
> >
>
> Thanks for clarification. I'll try to come up with patches as you talked.
I'm wondering, is there any progress with this feature? Having sysprof-alike
reverse ordering for call chains is a really powerful form of visualization
IMO.
Thanks,
Ingo
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