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Date: Thu, 30 Jul 2020 21:50:48 +0200
From: Jiri Olsa <jolsa@redhat.com>
To: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Subject: Re: [PATCH V5 0/4] powerpc/perf: Add support for perf extended regs
 in powerpc
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Cc: Ravi Bangoria <ravi.bangoria@linux.ibm.com>,
 Michael Neuling <mikey@neuling.org>, maddy@linux.vnet.ibm.com,
 Arnaldo Carvalho de Melo <acme@kernel.org>, Jiri Olsa <jolsa@kernel.org>,
 kjain@linux.ibm.com, linuxppc-dev@lists.ozlabs.org
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On Thu, Jul 30, 2020 at 01:24:40PM +0530, Athira Rajeev wrote:
> 
> 
> > On 27-Jul-2020, at 10:46 PM, Athira Rajeev <atrajeev@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

jirka