Date: Fri, 23 Mar 2001 11:00:05 -0800 (PST) From: Soren Schmidt <sos@freebsd.dk> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/26031: 4.3-BETA crashes on 'mount /dev/acd0c /mnt/cd' Message-ID: <200103231900.f2NJ05I09687@freefall.freebsd.org>
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The following reply was made to PR kern/26031; it has been noted by GNATS. From: Soren Schmidt <sos@freebsd.dk> To: davidt@yadt.co.uk (David Taylor) Cc: FreeBSD-gnats-submit@FreeBSD.ORG Subject: Re: kern/26031: 4.3-BETA crashes on 'mount /dev/acd0c /mnt/cd' Date: Fri, 23 Mar 2001 19:58:50 +0100 (CET) It seems David Taylor wrote: > On Fri, 23 Mar 2001, Soren Schmidt wrote: > > > > You should disable DMA on the CDROM, then get back with the > > result.... > > # sysctl hw.atamodes > hw.atamodes: dma,---,dma,dma, > > # sysctl -w hw.atamodes="dma,---,pio,pio" > hw.atamodes: dma,---,pio,pio, -> dma,---,pio,pio, > > # mount /dev/acd0c /mnt/dvd/ > mount: /dev/acd0c on /mnt/dvd: incorrect super block > > (which I presume is the correct behaviour) Yups, you got yet another drive/controller combo that cant do ATAPI DMA proberly... -Søren To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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