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Date:   Fri, 28 Jul 2023 11:38:11 -0300
From:   Arnaldo Carvalho de Melo <acme@kernel.org>
To:     Leo Yan <leo.yan@linaro.org>
Cc:     Ali Saidi <alisaidi@amazon.com>, catalin.marinas@arm.com,
        will@kernel.org, john.g.garry@oracle.com, james.clark@arm.com,
        mike.leach@linaro.org, peterz@infradead.org, mingo@redhat.com,
        mark.rutland@arm.com, alexander.shishkin@linux.intel.com,
        jolsa@kernel.org, namhyung@kernel.org, irogers@google.com,
        adrian.hunter@intel.com, scott@os.amperecomputing.com,
        maz@kernel.org, anshuman.khandual@arm.com, german.gomez@arm.com,
        renyu.zj@linux.alibaba.com, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
        fissure2010@gmail.com
Subject: Re: [PATCH v1 0/3] arm64: Support Cortex-X4 CPU for Perf Arm SPE
Message-ID: <ZMPS04R7MpnxKwJ0@kernel.org>
References: <20230717054327.79815-1-leo.yan@linaro.org>
 <20230721181653.22398-1-alisaidi@amazon.com>
 <20230724113013.GB76473@leoy-huanghe.lan>
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Em Mon, Jul 24, 2023 at 07:30:13PM +0800, Leo Yan escreveu:
> Hi Ali,
> 
> On Fri, Jul 21, 2023 at 06:16:53PM +0000, Ali Saidi wrote:
> 
> > > This series support Cortex-X4 CPU in Perf Arm SPE.
> 
> [...]
> 
> > This looks good to me, but can we add the other cores that operate the
> > same way now too? Flipping through the TRMs A78, X3, V2, X1, A715,
> > A720, and A78C all have the same encodings. 
> 
> Thanks a lot for exploring more CPU variants which share the same data
> source packet format.
> 
> The latest Linux kernel have defined the CPU part number and MIDR for
> below CPU variants:
> 
> - A78
> - X1
> - A715
> - A78C
> 
> I would like to use a patch to support these CPUs in perf tool.  Given
> other CPU variants (X3/V2/A720) have not been supported in the kernel,
> and so far no one requests them, I would like leave them out.
> 
> Please let me know if this okay for you or not.
> 
> 
> > Reviewed-by: Ali Saidi <alisaidi@amazon.com>
> 
> Thanks for review, I will add your review tags in the new patch set.

Ok, waiting for the new patch set.

- Arnaldo