From: Peter Zijlstra <peterz@infradead.org>
To: Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>
Cc: linux-kernel@vger.kernel.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: Wed, 16 Nov 2016 18:30:05 +0100 [thread overview]
Message-ID: <20161116173005.GW3142@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1479315713-11115-1-git-send-email-Janakarajan.Natarajan@amd.com>
On Wed, Nov 16, 2016 at 11:01:53AM -0600, Janakarajan Natarajan 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.
>
Is there a public document describing this thing about already?
> + case 0x17:
> + pr_cont("Fam17h ");
> + /* In family 17h, there are no event constraints in the PMC hardware.
> + * We fallback to using default amd_get_event_constraints.
> + */
> + break;
http://lkml.kernel.org/r/CA+55aFyQYJerovMsSoSKS7PessZBr4vNp-3QUUwhqk4A4_jcbg@mail.gmail.com
next prev parent reply other threads:[~2016-11-16 17:30 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-16 17:01 Janakarajan Natarajan
2016-11-16 17:30 ` Peter Zijlstra [this message]
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
2016-11-17 15:50 ` Natarajan, Janakarajan
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