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Re: [PATCH] JAZZ: disable PIT; cleanup R4030 clockevent

To: Ralf Baechle <ralf@linux-mips.org>
Subject: Re: [PATCH] JAZZ: disable PIT; cleanup R4030 clockevent
From: tsbogend@alpha.franken.de (Thomas Bogendoerfer)
Date: Sun, 4 Nov 2007 11:05:27 +0100
Cc: linux-mips@linux-mips.org
In-reply-to: <20071104003338.GB28717@linux-mips.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20071101125236.GA16577@alpha.franken.de> <20071101150741.GA8570@linux-mips.org> <20071101160210.GA20366@linux-mips.org> <20071102101713.GA9110@alpha.franken.de> <20071102122001.GC22829@linux-mips.org> <20071102220819.GA20792@alpha.franken.de> <20071104003338.GB28717@linux-mips.org>
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On Sun, Nov 04, 2007 at 12:33:38AM +0000, Ralf Baechle wrote:
> On Fri, Nov 02, 2007 at 11:08:19PM +0100, Thomas Bogendoerfer wrote:
> 
> > On Fri, Nov 02, 2007 at 12:20:01PM +0000, Ralf Baechle wrote:
> > > One thing I'm still wondering about, does the kernel actually go tickless
> > > for you?
> > 
> > a kernel with CONFIG_NO_HZ boots and acts normal. But it looks like
> > the PIT is still ticking at the selected 100HZ...
> 
> I think this happens because the R4030 clockevent device has a rather

r4030 is of course disabled in my test.

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessary a
good idea.                                                [ RFC1925, 2.3 ]

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