linux-kernel - Re: 2.6.19-rc5: known regressions (v3)

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Message-Id: <200611221136.14565.ak@suse.de>
Date:	Wed, 22 Nov 2006 11:36:14 +0100
From:	Andi Kleen <ak@...e.de>
To:	Eric Dumazet <dada1@...mosbay.com>
Cc:	Adrian Bunk <bunk@...sta.de>, Andrew Morton <akpm@...l.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Stephen Hemminger <shemminger@...l.org>, gregkh@...e.de,
	Ingo Molnar <mingo@...hat.com>,
	Len Brown <len.brown@...el.com>, phil.el@...adoo.fr,
	oprofile-list@...ts.sourceforge.net
Subject: Re: 2.6.19-rc5: known regressions (v3)

On Wednesday 22 November 2006 11:28, Eric Dumazet wrote:
> On Wednesday 15 November 2006 11:35, Eric Dumazet wrote:
> > On Wednesday 15 November 2006 11:21, Adrian Bunk wrote:
> > > Subject    : x86_64: oprofile doesn't work
> > > References : http://lkml.org/lkml/2006/10/27/3
> > > Submitter  : Prakash Punnoor <prakash@...noor.de>
> > > Status     : unknown
> >
> 
> I hit the same problem on i386 architecture too, if CONFIG_ACPI is not set.

oprofile is still broken because it cannot deal with the lack of perfctr 0.
You can disable the nmi watchdog as a workaround.

-Andi
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