Re: [PATCH 4/7] perf script: Add --inline option

From: Ingo Molnar
Date: Wed May 24 2017 - 02:38:24 EST



* Namhyung Kim <namhyung@xxxxxxxxxx> wrote:

> The --inline option is to show inlined functions in callchains.
>
> For example,
>
> $ perf script
> a.out 5644 11611.467597: 309961 cycles:u:
> 790 main (/home/namhyung/tmp/perf/a.out)
> 20511 __libc_start_main (/usr/lib/libc-2.25.so)
> 8ba _start (/home/namhyung/tmp/perf/a.out)
> ...
>
> $ perf script --inline
> a.out 5644 11611.467597: 309961 cycles:u:
> 790 main (/home/namhyung/tmp/perf/a.out)
> std::__detail::_Adaptor<std::linear_congruential_engine<unsigned long, 16807ul, 0ul, 2147483647ul>, double>::operator()
> std::uniform_real_distribution<double>::operator()<std::linear_congruential_engine<unsigned long, 16807ul, 0ul, 2147483647ul> >
> std::uniform_real_distribution<double>::operator()<std::linear_congruential_engine<unsigned long, 16807ul, 0ul, 2147483647ul> >
> main
> 20511 __libc_start_main (/usr/lib/libc-2.25.so)
> 8ba _start (/home/namhyung/tmp/perf/a.out)
> ...

Shouldn't this be the default behavior, to make call chains more readable?

Thanks,

Ingo