From: Peter Zijlstra <peterz@infradead.org>
To: David Ahern <dsahern@gmail.com>
Cc: acme@ghostprotocols.net, linux-kernel@vger.kernel.org,
Robert Richter <robert.richter@amd.com>
Subject: Re: [PATCH 0/3] perf: precise mode and exclude_guest
Date: Mon, 10 Sep 2012 19:13:39 +0200 [thread overview]
Message-ID: <1347297219.2124.43.camel@twins> (raw)
In-Reply-To: <504E1CD0.8040306@gmail.com>
On Mon, 2012-09-10 at 11:01 -0600, David Ahern wrote:
> On 9/10/12 10:57 AM, Peter Zijlstra wrote:
> > On Mon, 2012-09-10 at 10:40 -0600, David Ahern wrote:
> >> Hopefully thi wraps up the precise mode-exclude_guest dependency.
> >> I'm sure someone will let me know if I screwed up the attribution
> >> in the second patch.
> >
> >
> > I'll wait with applying until we have the IBS stuff sorted, other than
> > that, thanks for collecting this..
> >
>
> Robert recently confirmed that this series should not have an impact on
> AMD as it currently stands -- exclude attributes are ignored. And then
> his patch to require they be unset works fine with the first patch in
> this set because of the existing EINVAL fallback handling in perf-record
> and perf-top.
>
> Did you have something else in mind that needs to be done?
Ah, no, just hadn't integrated all this various data yet. There seems to
be a lag between reading stuff and actually knowing it :/
OK, let me go through all this once again.
prev parent reply other threads:[~2012-09-10 17:13 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-10 16:40 [PATCH 0/3] perf: precise mode and exclude_guest David Ahern
2012-09-10 16:40 ` [PATCH 1/3] perf tool: precise mode requires exclude_guest David Ahern
2012-09-10 17:23 ` Peter Zijlstra
2012-09-10 16:40 ` [PATCH 2/3] perf: require exclude_guest to use PEBS - kernel side enforcement David Ahern
2012-09-10 17:24 ` Peter Zijlstra
2012-09-10 16:40 ` [PATCH 3/3] perf tool: give user better message if precise is not supported David Ahern
2012-09-11 9:20 ` Robert Richter
2012-09-11 13:22 ` David Ahern
2012-09-11 14:01 ` Robert Richter
2012-09-11 14:32 ` David Ahern
2012-09-11 15:11 ` Robert Richter
2012-09-12 14:59 ` David Ahern
2012-09-10 16:57 ` [PATCH 0/3] perf: precise mode and exclude_guest Peter Zijlstra
2012-09-10 17:01 ` David Ahern
2012-09-10 17:13 ` Peter Zijlstra [this message]
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