Date: Fri, 19 Mar 2004 20:32:58 -0800
From: Mark Wong <markw@osdl.org>
To: Andrew Morton <akpm@osdl.org>
Cc: Len Brown <len.brown@intel.com>, axboe@suse.de,
       linux-kernel@vger.kernel.org
Subject: Re: 2.6.4-mm2
Message-ID: <20040319203258.B4610@osdlab.pdx.osdl.net>
Mail-Followup-To: Andrew Morton <akpm@osdl.org>,
	Len Brown <len.brown@intel.com>, axboe@suse.de,
	linux-kernel@vger.kernel.org
References: <A6974D8E5F98D511BB910002A50A6647615F5E26@hdsmsx402.hd.intel.com> <1079756340.7277.631.camel@dhcppc4> <20040319202616.21108d17.akpm@osdl.org>
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In-Reply-To: <20040319202616.21108d17.akpm@osdl.org>; from akpm@osdl.org on Fri, Mar 19, 2004 at 08:26:16PM -0800
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On Fri, Mar 19, 2004 at 08:26:16PM -0800, Andrew Morton wrote:
> Len Brown <len.brown@intel.com> wrote:
> >
> > On Fri, 2004-03-19 at 21:53, Mark Wong wrote:
> > 
> > > > Thanks, so it's the CPU scheduler changes.  Is that machine
> > > hyperthreaded? 
> > > > And do you have CONFIG_X86_HT enabled?
> > > 
> > > Yes and CONFIG_X86_HT is enabled but I have hyperthreading disabled
> > > with
> > > 'acpi=off noht' (whichever one does it.)  
> > 
> > CONFIG_X86_HT=y does not enable HT.
> > CONFIG_X86_HT=n does not disable HT.
> > It only controls if the cpu_sibling_map[] etc. are initialized.
> 
> Err, the question I meant to ask Mark was "do you have CONFIG_SCHED_SMT
> enabled?"

CONFIG_SCHED_SMT isn't set. :)
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