From: Borislav Petkov <bp@amd64.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: Borislav Petkov <bp@amd64.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Ingo Molnar <mingo@elte.hu>,
Peter Zijlstra <peterz@infradead.org>,
Steven Rostedt <rostedt@goodmis.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/2] x86, mce: Add persistent MCE event
Date: Fri, 23 Mar 2012 14:30:44 +0100 [thread overview]
Message-ID: <20120323133044.GA8115@aftab> (raw)
In-Reply-To: <20120323123156.GF13920@gmail.com>
On Fri, Mar 23, 2012 at 01:31:56PM +0100, Ingo Molnar wrote:
> Have you considered making the addition of persistent events
> straightforward and robust, in terms of adding a TRACE_EVENT() variant
> for them? It could replace the above code.
Err,
are you thinking of something in TRACE_EVENT() that sets
perf_event_attr.persistent to 1?
Btw, the more important question is are we going to need persistent
events that much so that a generic approach is warranted? I guess maybe
the black box events recording deal would be another user..
IOW, please elaborate :)
Thanks.
--
Regards/Gruss,
Boris.
Advanced Micro Devices GmbH
Einsteinring 24, 85609 Dornach
GM: Alberto Bozzo
Reg: Dornach, Landkreis Muenchen
HRB Nr. 43632 WEEE Registernr: 129 19551
next prev parent reply other threads:[~2012-03-23 13:30 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-21 14:34 [RFC PATCH 0/2] perf: Add persistent event facilities Borislav Petkov
2012-03-21 14:34 ` [PATCH 1/2] " Borislav Petkov
2012-05-18 9:58 ` Peter Zijlstra
2012-05-18 10:01 ` Borislav Petkov
2012-05-18 10:00 ` Peter Zijlstra
2012-05-18 10:02 ` Peter Zijlstra
2012-05-18 10:09 ` Peter Zijlstra
2012-05-18 10:49 ` Borislav Petkov
2012-05-18 10:14 ` Peter Zijlstra
2012-05-18 11:03 ` Borislav Petkov
2012-05-18 11:24 ` Peter Zijlstra
2012-05-18 11:59 ` Ingo Molnar
2012-05-18 12:55 ` Borislav Petkov
2012-05-18 13:37 ` Peter Zijlstra
2012-05-18 14:09 ` Borislav Petkov
2012-05-18 14:14 ` Peter Zijlstra
2012-05-18 14:21 ` Borislav Petkov
2012-05-18 14:37 ` Peter Zijlstra
2012-05-18 15:24 ` Borislav Petkov
2012-05-31 17:33 ` Borislav Petkov
2012-03-21 14:34 ` [PATCH 2/2] x86, mce: Add persistent MCE event Borislav Petkov
2012-03-22 8:36 ` Srivatsa S. Bhat
2012-03-22 11:40 ` Borislav Petkov
2012-03-22 11:57 ` Srivatsa S. Bhat
2012-03-23 12:31 ` Ingo Molnar
2012-03-23 13:30 ` Borislav Petkov [this message]
2012-03-24 7:37 ` Ingo Molnar
2012-03-24 9:00 ` Borislav Petkov
2012-03-24 9:15 ` Ingo Molnar
2012-05-15 15:32 ` Borislav Petkov
2012-05-18 8:18 ` Ingo Molnar
2012-05-18 10:03 ` Borislav Petkov
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