Re: [PATCH 1/2] perf script: Show virtual addresses instead of offsets

From: Arnaldo Carvalho de Melo
Date: Thu May 17 2018 - 15:03:28 EST


Em Thu, May 17, 2018 at 12:03:25PM +0530, Sandipan Das escreveu:
> When perf data is recorded with the call-graph option enabled,
> the callchain shown by perf script shows the binary offsets of
> the symbols as the ip. This is incorrect for kernel symbols as
> the ip values are always off by a fixed offset depending on the
> architecture. If the offsets from the start of the symbols are
> printed, they are also incorrect for both kernel and userspace
> symbols.
>
> Without the call-graph option, the callchain shows the virtual
> addresses of the symbols rather than their binary offsets. The
> offsets printed in this case are also correct.
>
> This fixes the inconsistency in perf script's output.

Thanks, tested and applied,

- Arnaldo