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From: Leo Yan <leo.yan@linaro.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Will Deacon <will@kernel.org>, Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
	John Garry <john.garry@huawei.com>,
	Mathieu Poirier <mathieu.poirier@linaro.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Kemeng Shi <shikemeng@huawei.com>,
	Ian Rogers <irogers@google.com>,
	Remi Bernon <rbernon@codeweavers.com>,
	Nick Gasson <nick.gasson@arm.com>,
	Stephane Eranian <eranian@google.com>,
	Andi Kleen <ak@linux.intel.com>,
	Steve MacLean <Steve.MacLean@microsoft.com>,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>,
	Zou Wei <zou_wei@huawei.com>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 0/6] Perf tool: Support TSC for Arm64
Date: Wed, 23 Sep 2020 16:12:32 +0800	[thread overview]
Message-ID: <20200923081232.GA13232@leoy-ThinkPad-X240s> (raw)
In-Reply-To: <20200922164906.GA2248446@kernel.org>

On Tue, Sep 22, 2020 at 01:49:06PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Tue, Sep 22, 2020 at 08:07:32PM +0800, Leo Yan escreveu:
> > Hi Arnaldo,
> > 
> > On Mon, Sep 14, 2020 at 07:53:05PM +0800, Leo Yan wrote:
> > > This patch set is to refactor TSC implementation and move TSC code from
> > > x86 folder to util/tsc.c, this allows all archs to reuse the code.  And
> > > alse move the TSC testing from x86 folder to tests so can work as a
> > > common testing.
> > > 
> > > So far, for x86 it needs to support cap_user_time_zero and for Arm64
> > > it needs to support cap_user_time_short.  For architecture specific
> > > code, every arch only needs to implement its own rdtsc() to read out
> > > timer's counter.
> > > 
> > > This patch set has been rebased on the perf/core branch with latest
> > > commit b1f815c479c1 ("perf vendor events power9: Add hv_24x7 core level
> > > metric events") and tested on Arm64 DB410c.
> > 
> > Could you pick up this patch set?  Thanks!
> 
> Yeah, I picked it up now, its a pity nobody provided Acks :-\

Thanks, Arnaldo!

> Or have a missed them somehow?

No, you didn't miss anything.  I should actively chase Ack tags (e.g.
Peter or Will's acknowledge) before ask merging.  Will note for this
later.

Thanks,
Leo

  reply	other threads:[~2020-09-23  8:12 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-14 11:53 [PATCH v4 0/6] Perf tool: Support TSC for Arm64 Leo Yan
2020-09-14 11:53 ` [PATCH v4 1/6] perf tsc: Move out common functions from x86 Leo Yan
2020-09-14 11:53 ` [PATCH v4 2/6] perf tsc: Add rdtsc() for Arm64 Leo Yan
2020-09-14 11:53 ` [PATCH v4 3/6] perf tsc: Calculate timestamp with cap_user_time_short Leo Yan
2020-09-14 11:53 ` [PATCH v4 4/6] perf tsc: Support cap_user_time_short for event TIME_CONV Leo Yan
2020-09-14 11:53 ` [PATCH v4 5/6] perf tests tsc: Make tsc testing as a common testing Leo Yan
2020-09-14 11:53 ` [PATCH v4 6/6] perf tests tsc: Add checking helper is_supported() Leo Yan
2020-09-22 12:07 ` [PATCH v4 0/6] Perf tool: Support TSC for Arm64 Leo Yan
2020-09-22 16:49   ` Arnaldo Carvalho de Melo
2020-09-23  8:12     ` Leo Yan [this message]
2020-09-23 15:27     ` Arnaldo Carvalho de Melo
2020-09-23 15:55       ` Arnaldo Carvalho de Melo
2020-09-23 23:48         ` Leo Yan

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