amd64/87977 : [busdma] [panic] amd64 busdma dflt_lock called
(by ata) if physmem>4G
mikej at rogers.com
Tue Dec 27 14:00:49 PST 2005
Attila Nagy wrote:
> The following reply was made to PR amd64/87977; it has been noted by GNATS.
> From: Attila Nagy <bra at fsn.hu>
> To: Thomas Hurst <tom at hur.st>
> Cc: freebsd-amd64 at FreeBSD.org, bug-followup at freebsd.org
> Subject: Re: amd64/87977 : [busdma] [panic] amd64 busdma dflt_lock called
> (by ata) if physmem>4G
> Date: Tue, 27 Dec 2005 21:41:35 +0100
> Thomas Hurst wrote:
> >>I believe this is fixed in CURRENT. On 6-STABLE you can set hw.physmem
> >>to use a smaller amount of memory or switch to the ata driver before
> > Thanks for the pointer. I grabbed sys/dev/ata and sys/sys/ata.h off
> > my CURRENT laptop and popped it on my RELENG_6 Opteron and it appears
> > to work fine with all 4G -- I can pull data off all 4 disks at >250M/s
> > without trouble when I could previously not even get past mounting
> > filesystems.
> > Hope to see this merged before too long, but for now at least this pr is
> > a little bit more useful :)
> Good to hear that, thanks.
> According to Soren the whole ATA driver will be merged soon.
Any rough ideas when this will happen? I have an AMD64 system that i
need to update for a client to RELENG_6 soon, and im wondering if i can
wait for this update.
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