Re: [RFT v3 0/4] Perf script: Add python script for CoreSight trace disassembler
From: Mathieu Poirier
Date: Mon May 28 2018 - 17:53:52 EST
On 28 May 2018 at 14:03, Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> wrote:
> Em Mon, May 28, 2018 at 04:44:59PM +0800, Leo Yan escreveu:
>> This patch series is to support for using 'perf script' for CoreSight
>> trace disassembler, for this purpose this patch series adds a new
>> python script to parse CoreSight tracing event and use command 'objdump'
>> for disassembled lines, finally this can generate readable program
>> execution flow for reviewing tracing data.
>>
>> Patch 0001 is one fixing patch to generate samples for the start packet
>> and exception packets.
>>
>> Patch 0002 is the prerequisite to add addr into sample dict, so this
>> value can be used by python script to analyze instruction range.
>>
>> Patch 0003 is to add python script for trace disassembler.
>>
>> Patch 0004 is to add doc to explain python script usage and give
>> example for it.
>>
>> This patch series has been rebased on acme git tree [1] with the commit
>> 19422a9f2a3b ("perf tools: Fix kernel_start for PTI on x86") and tested
>> on Hikey (ARM64 octa CA53 cores).
>
> Thanks, applied to perf/core.
Please hold off on that Arnaldo - I'm currently reviewing the set and
I think some things can be improved.
Thanks,
Mathieu
>
> - Arnaldo