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
Date: Fri, 28 Jul 2023 11:38:11 -0300 [thread overview]
Message-ID: <ZMPS04R7MpnxKwJ0@kernel.org> (raw)
In-Reply-To: <20230724113013.GB76473@leoy-huanghe.lan>
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
WARNING: multiple messages have this Message-ID (diff)
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
Date: Fri, 28 Jul 2023 11:38:11 -0300 [thread overview]
Message-ID: <ZMPS04R7MpnxKwJ0@kernel.org> (raw)
In-Reply-To: <20230724113013.GB76473@leoy-huanghe.lan>
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
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next prev parent reply other threads:[~2023-07-28 14:38 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-17 5:43 [PATCH v1 0/3] arm64: Support Cortex-X4 CPU for Perf Arm SPE Leo Yan
2023-07-17 5:43 ` Leo Yan
2023-07-17 5:43 ` [PATCH v1 1/3] arm64: Add Cortex-X4 CPU part definitions Leo Yan
2023-07-17 5:43 ` Leo Yan
2023-07-24 6:44 ` Anshuman Khandual
2023-07-24 6:55 ` Anshuman Khandual
2023-07-17 5:43 ` [PATCH v1 2/3] tools headers arm64: Sync " Leo Yan
2023-07-17 5:43 ` Leo Yan
2023-07-17 5:43 ` [PATCH v1 3/3] perf arm-spe: Support data source for Cortex-X4 CPU Leo Yan
2023-07-17 5:43 ` Leo Yan
2023-07-24 6:57 ` Anshuman Khandual
2023-07-24 11:05 ` Leo Yan
2023-07-28 14:22 ` Will Deacon
2023-07-28 14:22 ` Will Deacon
2023-07-21 18:16 ` [PATCH v1 0/3] arm64: Support Cortex-X4 CPU for Perf Arm SPE Ali Saidi
2023-07-21 18:16 ` Ali Saidi
2023-07-24 11:30 ` Leo Yan
2023-07-28 14:38 ` Arnaldo Carvalho de Melo [this message]
2023-07-28 14:38 ` Arnaldo Carvalho de Melo
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