Date: Fri, 27 Nov 2009 01:33:17 +0200 From: Manolis Kiagias <sonicy@otenet.gr> To: Brett Glass <brett@lariat.net> Cc: questions@freebsd.org Subject: Re: FreeBSD 8.0 and Atheros AzureWave wireless chipset Message-ID: <4B0F103D.2070607@otenet.gr> In-Reply-To: <200911262320.QAA16364@lariat.net> References: <200911260629.XAA08100@lariat.net> <alpine.BSF.2.00.0911260822290.63225@wonkity.com> <200911262320.QAA16364@lariat.net>
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Brett Glass wrote: > > However, the machine still boots. And hyperthreading is enabled, > because the Atom has HTT. (I have been thinking of disabling it, > because hyperthreading may not work very well on the Atom. Does anyone > know how to do this properly? I tried setting machdep.hlt_logical_cpus > to 1 in /boot/loader.conf and was rewarded with a system crash at boot > time.) > In /boot/loader.conf try: machdep.hyperthreading_allowed=0 Though it seems hyperthreading is improved on the Atom and there is no penalty for leaving it on.
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