From: Andi Kleen <andi@firstfloor.org>
To: Eric Dumazet <dada1@cosmosbay.com>
Cc: Mikael Pettersson <mikpe@it.uu.se>,
Andi Kleen <andi@firstfloor.org>,
Robert Richter <robert.richter@amd.com>,
oprofile-list@lists.sf.net, Ingo Molnar <mingo@elte.hu>,
Jiri Kosina <jkosina@suse.cz>, Jiri Benc <jbenc@suse.cz>,
Vilem Marsik <vmarsik@suse.cz>,
Pekka Enberg <penberg@cs.helsinki.fi>,
linux-kernel@vger.kernel.org
Subject: Re: Oprofile : need to adjust PC by 16 bytes
Date: Fri, 14 Nov 2008 18:50:56 +0100 [thread overview]
Message-ID: <20081114175056.GK3810@one.firstfloor.org> (raw)
In-Reply-To: <491DB391.2040701@cosmosbay.com>
> >And no, blindly subtracting 16 from IP is not a fix.
>
> Who mentioned a fix ? I am only giving more fuel to Intel guys so they
> hopefully can give us a working oprofile.
You would need to implement PEBS support to avoid that problem. But it's a big
task. perfmon2 implements it already.
-Andi
next prev parent reply other threads:[~2008-11-14 17:41 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-13 20:57 Oprofile [still] doesn't work on 2.6.28-rc4 on certain CPU Jiri Kosina
2008-11-13 21:24 ` Ingo Molnar
2008-11-13 21:27 ` Jiri Kosina
2008-11-13 21:37 ` Ingo Molnar
2008-11-13 21:49 ` Eric Dumazet
2008-11-14 15:25 ` Oprofile : need to adjust PC by 16 bytes Eric Dumazet
2008-11-14 15:59 ` Andi Kleen
2008-11-14 16:02 ` Eric Dumazet
2008-11-14 17:01 ` Mikael Pettersson
2008-11-14 17:21 ` Eric Dumazet
2008-11-14 17:50 ` Andi Kleen [this message]
2008-11-15 16:30 ` Eric Dumazet
2008-11-15 18:36 ` Andi Kleen
2008-11-17 15:02 ` stephane eranian
2008-11-17 15:16 ` Eric Dumazet
2008-11-17 15:24 ` Andi Kleen
2008-11-14 10:09 ` Oprofile [still] doesn't work on 2.6.28-rc4 on certain CPU Robert Richter
2008-11-14 11:12 ` Jiri Kosina
2008-11-13 21:33 ` Maynard Johnson
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