Re: [BUG] perf: No samples found when using kcore + coresight

Leo Yan
2023-03-14T00:37:28Z

On Mon, Mar 13, 2023 at 11:15:44AM -0700, Yang Shi wrote:

[...]

> > Just a quick summary, here we have two issues:
> >
> > - With command:
> > perf record -e cs_etm/@tmc_etf63/k --kcore --per-thread \
> > -- taskset --cpu-list 1 uname",
> >
> > perf doesn't enable "text poke" attribution.
>
> No, it enables "text poke" and perf fails to decode coresight trace
> data too. It doesn't matter whether "--kcore" is after or before "-e
> cs/etm/@tmc_etf63/k".

Understand now. Thanks for correction, if so we can ignore this one.

Leo