[PATCH V5 0/4] powerpc/perf: Add support for perf extended regs in powerpc

Athira Rajeev atrajeev at linux.vnet.ibm.com
Fri Aug 7 12:11:51 AEST 2020



> On 06-Aug-2020, at 5:50 PM, Arnaldo Carvalho de Melo <acme at kernel.org> wrote:
> 
> Em Fri, Jul 31, 2020 at 11:04:14PM +0530, Athira Rajeev escreveu:
>> 
>> 
>>> On 31-Jul-2020, at 1:20 AM, Jiri Olsa <jolsa at redhat.com> wrote:
>>> 
>>> On Thu, Jul 30, 2020 at 01:24:40PM +0530, Athira Rajeev wrote:
>>>> 
>>>> 
>>>>> On 27-Jul-2020, at 10:46 PM, Athira Rajeev <atrajeev at linux.vnet.ibm.com> wrote:
>>>>> 
>>>>> Patch set to add support for perf extended register capability in
>>>>> powerpc. The capability flag PERF_PMU_CAP_EXTENDED_REGS, is used to
>>>>> indicate the PMU which support extended registers. The generic code
>>>>> define the mask of extended registers as 0 for non supported architectures.
>>>>> 
>>>>> Patches 1 and 2 are the kernel side changes needed to include
>>>>> base support for extended regs in powerpc and in power10.
>>>>> Patches 3 and 4 are the perf tools side changes needed to support the
>>>>> extended registers.
>>>>> 
>>>> 
>>>> Hi Arnaldo, Jiri
>>>> 
>>>> please let me know if you have any comments/suggestions on this patch series to add support for perf extended regs.
>>> 
>>> hi,
>>> can't really tell for powerpc, but in general
>>> perf tool changes look ok
>>> 
>> 
>> Hi Jiri,
>> Thanks for checking the patchset.
> 
> So I'dd say you submit a v6, split into the kernel part, that probably
> should go via the PPC arch tree, and I can pick the tooling part, ok?
> 
> - Arnaldo

Sure Arnaldo, I will send a v6.

Thanks,
Athira


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