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Date: Wed, 31 Aug 2005 16:21:09 +0300
From: Tony Lindgren <tony@atomide.com>
To: Srivatsa Vaddagiri <vatsa@in.ibm.com>
Cc: Arjan van de Ven <arjan@infradead.org>,
       Alistair John Strachan <s0348365@sms.ed.ac.uk>,
       Con Kolivas <kernel@kolivas.org>, "Theodore Ts'o" <tytso@mit.edu>,
       Christopher Friesen <cfriesen@nortel.com>,
       Lee Revell <rlrevell@joe-job.com>,
       linux-kernel <linux-kernel@vger.kernel.org>,
       Thomas Renninger <trenn@suse.de>
Subject: Re: Dynamic tick for 2.6.14 - what's the plan?
Message-ID: <20050831132109.GD6496@atomide.com>
References: <1125354385.4598.79.camel@mindpipe> <200508301348.59357.kernel@kolivas.org> <20050830123132.GH6055@atomide.com> <200508301701.49228.s0348365@sms.ed.ac.uk> <20050831074419.GA1029@atomide.com> <1125477566.3213.6.camel@laptopd505.fenrus.org> <20050831103402.GA6496@atomide.com> <1125486186.3213.8.camel@laptopd505.fenrus.org> <20050831111705.GC10307@in.ibm.com> <20050831112017.GD10307@in.ibm.com>
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* Srivatsa Vaddagiri <vatsa@in.ibm.com> [050831 14:20]:
> On Wed, Aug 31, 2005 at 04:47:05PM +0530, Srivatsa Vaddagiri wrote:
> > On Wed, Aug 31, 2005 at 01:03:05PM +0200, Arjan van de Ven wrote:
> > > that sounds like a fundamental issue that really needs to be fixed
> > > first!
> > 
> > It should be fixed by the patch here:
> > http://marc.theaimsgroup.com/?l=linux-kernel&m=111556608901657&w=2
> 
> Actually, a solution to take care of sleeping CPUs was there quite some 
> time back. The above patch only fixes a race in that solution.
> 
> Tony,
> 	Which kernel version did you see the slow bootup? 

I'll try it out, but sounds like it won't help then.

This is on ARM OMAP and 2.6.12. I haven't been able to play with the
x86 stuff lately, hopefully will have a chance soonish...

Tony