linux-kernel - Re: [PATCH V2 0/6] perf intel-pt: Add support for tracing KVM test programs

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Message-ID: <YouJ9N7kpWPqRiXJ@kernel.org>
Date:   Mon, 23 May 2022 10:19:48 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Adrian Hunter <adrian.hunter@...el.com>
Cc:     Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>, Leo Yan <leo.yan@...aro.org>,
        Andi Kleen <ak@...ux.intel.com>, linux-kernel@...r.kernel.org,
        linux-perf-users@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [PATCH V2 0/6] perf intel-pt: Add support for tracing KVM test
 programs

Em Tue, May 17, 2022 at 04:10:05PM +0300, Adrian Hunter escreveu:
> Hi
> 
> A common case for KVM test programs is that the guest object code can be
> found in the hypervisor process (i.e. the test program running on the
> host).  Add support for that.
> 
> For some more details refer the 3rd patch "perf tools: Add guest_code
> support"
> 
> For an example, see the last patch "perf intel-pt: Add guest_code support"
> 
> For more information about Perf tools support for Intel® Processor Trace
> refer:
> 
>   https://perf.wiki.kernel.org/index.php/Perf_tools_support_for_Intel%C2%AE_Processor_Trace
> 
> 
> Changes in V2:
> 	Add more explanation to commits, comments and documentation.

Thanks, applied.

- Arnaldo

 
> 
> Adrian Hunter (6):
>       perf tools: Add machine to machines back pointer
>       perf tools: Factor out thread__set_guest_comm()
>       perf tools: Add guest_code support
>       perf script: Add guest_code support
>       perf kvm report: Add guest_code support
>       perf intel-pt: Add guest_code support
> 
>  tools/perf/Documentation/perf-intel-pt.txt |  70 ++++++++++++++++++++
>  tools/perf/Documentation/perf-kvm.txt      |   3 +
>  tools/perf/Documentation/perf-script.txt   |   4 ++
>  tools/perf/builtin-kvm.c                   |   2 +
>  tools/perf/builtin-script.c                |   5 +-
>  tools/perf/util/event.c                    |   7 +-
>  tools/perf/util/intel-pt.c                 |  20 +++++-
>  tools/perf/util/machine.c                  | 101 ++++++++++++++++++++++++++++-
>  tools/perf/util/machine.h                  |   4 ++
>  tools/perf/util/session.c                  |   7 ++
>  tools/perf/util/symbol_conf.h              |   3 +-
>  11 files changed, 217 insertions(+), 9 deletions(-)
> 
> 
> Regards
> Adrian

-- 

- Arnaldo