From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Joerg Roedel <joerg.roedel@amd.com>
Cc: Avi Kivity <avi@redhat.com>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
joro@8bytes.org, Ingo Molnar <mingo@elte.hu>,
Stephane Eranian <eranian@google.com>,
David Ahern <dsahern@gmail.com>, Gleb Natapov <gleb@redhat.com>,
Robert Richter <robert.richter@amd.com>
Subject: Re: [PATCH v2] perf/x86: Fix HO/GO counting with SVM disabled
Date: Wed, 29 Feb 2012 18:24:31 +0100 [thread overview]
Message-ID: <1330536271.11248.160.camel@twins> (raw)
In-Reply-To: <20120229170536.GE10684@amd.com>
On Wed, 2012-02-29 at 18:05 +0100, Joerg Roedel wrote:
> Once northbridge counters are implemented for Fam15h this check can go
> away again.
Nope, northbridge on fam15 is completely disjoint from the regular pmu
and should thus be a separate driver.
The only reason the old amd driver has them both is because how they
shared the registers so there is a shared resource to manage.
next prev parent reply other threads:[~2012-02-29 17:24 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-27 17:33 [PATCH] perf tools: fix guest mode monitoring on AMD Stephane Eranian
2012-02-27 17:39 ` Gleb Natapov
2012-02-27 17:47 ` David Ahern
2012-02-27 17:52 ` Stephane Eranian
2012-02-27 18:00 ` David Ahern
2012-02-27 18:23 ` Joerg Roedel
2012-02-28 15:55 ` [PATCH] perf/x86: Fix HO/GO counting with SVM disabled Joerg Roedel
2012-02-28 17:24 ` Avi Kivity
2012-02-28 17:36 ` David Ahern
2012-02-28 17:38 ` Avi Kivity
2012-02-29 13:24 ` Joerg Roedel
2012-02-29 13:57 ` [PATCH v2] " Joerg Roedel
2012-02-29 17:00 ` Avi Kivity
2012-02-29 17:03 ` Gleb Natapov
2012-02-29 17:05 ` Joerg Roedel
2012-02-29 17:08 ` Avi Kivity
2012-02-29 17:24 ` Peter Zijlstra [this message]
2012-02-29 17:44 ` Peter Zijlstra
2012-03-02 14:54 ` [tip:perf/urgent] perf/x86/kvm: Fix Host-Only/ Guest-Only " tip-bot for Joerg Roedel
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