Date: Mon, 10 Oct 2005 22:12:16 +0400
From: "Vladimir B. Savkin" <master@sectorb.msk.ru>
To: john stultz <johnstul@us.ibm.com>
Cc: Andi Kleen <ak@suse.de>, lkml <linux-kernel@vger.kernel.org>,
       Andrew Morton <akpm@osdl.org>, discuss@x86-64.org
Subject: Re: [PATCH] x86-64: Fix bad assumption that dualcore cpus have synced TSCs
Message-ID: <20051010181216.GA21548@tentacle.sectorb.msk.ru>
References: <1127157404.3455.209.camel@cog.beaverton.ibm.com> <20051007122624.GA23606@tentacle.sectorb.msk.ru> <200510071431.47245.ak@suse.de> <20051008101153.GA1541@tentacle.sectorb.msk.ru> <1128967404.8195.419.camel@cog.beaverton.ibm.com>
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On Mon, Oct 10, 2005 at 11:03:24AM -0700, john stultz wrote:
> >From your dmesg, it appears that there are no other timesources other
> then the TSC available on your hardware. So I'm guessing idle=poll is
> keeping the CPUs from halting the TSC and keeping them synched. 
> 
> 
> I would think that the ACPI PM timer would be supported, but I don't see
> anything about it in your dmesg. Could you make sure it is properly
> configured in?

Yes, I tried different combinations of PM_TIMER and HPET options.
In this try, PM_TIMER was definetly enabled in kernel config.

What kind of kernel message did you expect from workibf PM timer?

~
:wq
                                        With best regards, 
                                           Vladimir Savkin. 

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