Re: [PATCH v1] perf addr2line: Add a libdw implementation

[Ian Rogers]

On Fri, Dec 12, 2025 at 8:34 AM Tony Jones <tonyj@xxxxxxx> wrote:
>
> On Thu, Dec 11, 2025 at 09:20:35PM -0800, Ian Rogers wrote:
> >    Thanks Tony, those are great performance numbers! I'm wondering now:
> >     - do we want to land addr2line with libdw given the wrong file/line#
> >    problems or wait for a fix?
> >     - do we want to make the addr2line configurable like with objdump [1] to
> >    mitigate the problem above?
>
> I think we should spend a bit more time understanding the former before
> doing the later.  If only to provide some documentation on why there
> is a deviance to explain the configurability.

Thanks Tony, did you get a chance to look at this?

Ian

> Tony
>
> --
> Tony Jones
> SUSE Kernel Performance Team