Date: Wed, 4 Aug 2004 14:20:24 +0200 From: "Daniel Eriksson" <daniel_k_eriksson@telia.com> To: "'Ville-Pertti Keinonen'" <will+freebsd-current@will.iki.fi> Cc: =?iso-8859-1?Q?'S=F8ren_Schmidt'?= <sos@DeepCore.dk> Subject: RE: ATA driver races with interrupts Message-ID: <!~!UENERkVCMDkAAQACAAAAAAAAAAAAAAAAABgAAAAAAAAA0VcX9IoJqUaXPS8MjT1PdsKAAAAQAAAAN7kcl8le1EWCe5i4TwG85QEAAAAA@telia.com> In-Reply-To: <410F961B.1080104@will.iki.fi>
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Ville-Pertti Keinonen wrote: > The attached patch should enable serialization for the=20 > controller, which is the only completely reliable fix > (without chipset documentation) according to S=F8ren. > Obviously it reduces performance since it doesn't=20 > allow both channels to operate simultaneously. After applying the patch to sources cvsuped 2004.08.04.01.00.00, = everything seems to be working correctly. I've run a few stress-tests successfully, = and I also started smartd (/usr/ports/sysutils/smartmontools/) which = previously always managed to lock up one of the SATA channels. I am going to run some more stress-tests later today, but it looks = pretty promising. /Daniel Eriksson
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