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From: Thomas Gleixner <tglx@linutronix.de>
To: Borislav Petkov <bp@amd64.org>
Cc: Markus Trippelsdorf <markus@trippelsdorf.de>,
	Borislav Petkov <bp@alien8.de>, john stultz <johnstul@us.ibm.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"hpa@linux.intel.com" <hpa@linux.intel.com>,
	Ingo Molnar <mingo@elte.hu>,
	"Herrmann3, Andreas" <Andreas.Herrmann3@amd.com>,
	"heiko.carstens@de.ibm.com" <heiko.carstens@de.ibm.com>,
	"a.p.zijlstra@chello.nl" <a.p.zijlstra@chello.nl>,
	"avi@redhat.com" <avi@redhat.com>,
	"mtosatti@redhat.com" <mtosatti@redhat.com>
Subject: Re: [bisected] Clocksource tsc unstable git
Date: Tue, 9 Nov 2010 15:02:13 +0100 (CET)	[thread overview]
Message-ID: <alpine.LFD.2.00.1011091500220.2900@localhost6.localdomain6> (raw)
In-Reply-To: <20101105213248.GB28493@aftab>

On Fri, 5 Nov 2010, Borislav Petkov wrote:
> On Fri, Nov 05, 2010 at 05:27:49PM -0400, Markus Trippelsdorf wrote:
> > Err, 20==0x14 so it's not that much difference and it's running fine here
> > also.
> > 
> > Feel free to add:
> >     Reported-and-tested-by: Markus Trippelsdorf <markus@trippelsdorf.de>
> 
> Thanks Markus,
> 
> actually your board is not what concerns me, 20 ticks is still ok, more
> or less, but there are other machines which contain absurd values in
> there like 0x37ee or 0x1000 (a Broadcom chipset). We'll need to give a
> change like that a good run before we can be absolutely sure it doesn't
> break any machines.

If the ACPI entry is known to be flaky, shouldn't we simply err out on
the safe side and use 128 ticks in any case, which is not a really big
deal.

Thanks,

	tglx

  reply	other threads:[~2010-11-09 14:03 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-26 11:20 Clocksource tsc unstable (delta = -8589361717 ns) in current git Markus Trippelsdorf
2010-10-26 13:18 ` Borislav Petkov
2010-10-26 13:58   ` Markus Trippelsdorf
2010-10-26 14:05     ` Markus Trippelsdorf
2010-10-26 14:38     ` Peter Zijlstra
2010-10-26 15:46       ` Thomas Gleixner
2010-10-26 16:41         ` Borislav Petkov
2010-10-26 15:48     ` Thomas Gleixner
2010-10-26 17:56       ` Markus Trippelsdorf
2010-10-26 18:19         ` Borislav Petkov
2010-10-26 19:18       ` john stultz
2010-10-27 14:26         ` Markus Trippelsdorf
2010-10-27 18:26           ` [bisected] Clocksource tsc unstable git markus
2010-10-27 19:36             ` Peter Zijlstra
2010-10-27 19:42               ` Markus Trippelsdorf
2010-10-27 19:58               ` Marcelo Tosatti
2010-11-09 12:58               ` Heiko Carstens
2010-11-09 13:07                 ` Markus Trippelsdorf
2010-11-09 13:21                 ` Markus Trippelsdorf
2010-11-09 13:28                   ` Heiko Carstens
2010-11-09 13:45                   ` Peter Zijlstra
2010-11-09 13:33                 ` Peter Zijlstra
2010-10-29  8:18             ` Borislav Petkov
2010-10-29  8:30               ` Markus Trippelsdorf
2010-10-29 10:27                 ` Borislav Petkov
2010-10-29 11:34                   ` Markus Trippelsdorf
2010-10-29 11:39                     ` Borislav Petkov
2010-10-29 11:54                       ` Markus Trippelsdorf
2010-10-29 13:13                         ` Borislav Petkov
2010-10-29 12:14                   ` Thomas Gleixner
2010-10-29 17:00                     ` Borislav Petkov
2010-10-29 17:26                       ` Markus Trippelsdorf
2010-11-01 18:05                         ` Thomas Gleixner
2010-11-01 18:45                           ` Markus Trippelsdorf
2010-11-02 15:26                             ` Thomas Gleixner
2010-11-05 16:09                               ` Borislav Petkov
2010-11-05 16:42                                 ` Markus Trippelsdorf
2010-11-05 17:45                                   ` Markus Trippelsdorf
2010-11-05 21:27                                   ` Markus Trippelsdorf
2010-11-05 21:32                                     ` Borislav Petkov
2010-11-09 14:02                                       ` Thomas Gleixner [this message]
2010-11-09 14:39                                         ` Borislav Petkov
2010-11-17 23:21                                           ` Markus Trippelsdorf
2010-11-24 11:25                                             ` Borislav Petkov
2010-10-29 17:34                       ` Thomas Gleixner
2010-10-27  3:24     ` Clocksource tsc unstable (delta = -8589361717 ns) in current git Mike Galbraith

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