Date: Wed, 9 Jan 2002 17:54:14 +0100 (CET) From: Søren Schmidt <sos@freebsd.dk> To: Dominic Marks <dominic_marks@btinternet.com> Cc: Nils Holland <nils@tisys.org>, Matthew Dillon <dillon@apollo.backplane.com>, freebsd-stable@FreeBSD.ORG Subject: Re: IDE Prefetch Mode... (was: VIA crashes) Message-ID: <200201091654.g09GsG703561@freebsd.dk> In-Reply-To: <E16OLvq-0007Uw-00@rhenium>
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It seems Dominic Marks wrote: > On Wednesday 09 January 2002 4:35 pm, Søren Schmidt wrote: > > It seems Nils Holland wrote: > > > On Tue, Jan 08, 2002 at 01:16:32PM -0800, Matthew Dillon stood up > and spoke: > > > > I'm CCing Soren to make sure he sees this. > > > > > > > > This is good news! > > > > > > It indeed is! However, I'm doing some more testing before I say > > > that disabling IDE Prefetch along with using Soren's 686B patch > > > is the ultimate solution. > > > > Hmm, the BIOS must do more that just toggle prefetch, since the ATA > > driver explicitly turns *on* prefetch :) > > Out of interest - is there a sysctl turnable which can be used to > modify this behaviour as there is for write caching? No, and it should *not* be turned off, it makes some setups fail, which is why the driver enables this.. -Søren To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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