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From: Ingo Molnar <mingo@kernel.org>
To: Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>
Cc: linux-kernel@vger.kernel.org,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Subject: Re: [PATCH] Support for perf on AMD family17h processors
Date: Thu, 17 Nov 2016 07:46:26 +0100	[thread overview]
Message-ID: <20161117064625.GA3760@gmail.com> (raw)
In-Reply-To: <1479315713-11115-1-git-send-email-Janakarajan.Natarajan@amd.com>


* Janakarajan Natarajan <Janakarajan.Natarajan@amd.com> wrote:

> This patch enables perf core PMU support for AMD family17h processors. In 
> family17h, there is no PMC-event constraint. All events, irrespective of the 
> type, can be measured using any of the performance counters.

BTW., that's a very nice hardware design that simplifies counter constraints and 
scheduling!

Does Fam17h have 6 generic counters per core, like Fam15h?

Thanks,

	Ingo

  parent reply	other threads:[~2016-11-17  6:46 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-16 17:01 [PATCH] Support for perf on AMD family17h processors Janakarajan Natarajan
2016-11-16 17:30 ` Peter Zijlstra
2016-11-16 20:41   ` Natarajan, Janakarajan
2016-11-16 18:47 ` Borislav Petkov
2016-11-16 20:49   ` Natarajan, Janakarajan
2016-11-17  6:46 ` Ingo Molnar [this message]
2016-11-17 15:50   ` Natarajan, Janakarajan

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