Re: [Bug #13001] PCI-DMA: Out of IOMMU space

FUJITA Tomonori
2009-04-28T08:28:24Z

On Sun, 26 Apr 2009 11:46:28 +0200 (CEST)
"Rafael J. Wysocki" <rjw-KKrjLPT3xs0@public.gmane.org> wrote:

> This message has been generated automatically as a part of a report
> of regressions introduced between 2.6.28 and 2.6.29.
>
> The following bug entry is on the current list of known regressions
> introduced between 2.6.28 and 2.6.29. Please verify if it still should
> be listed and let me know (either way).
>
>
> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=13001
> Subject : PCI-DMA: Out of IOMMU space
> Submitter : <optimusgd-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> Date : 2009-04-03 09:30 (24 days old)

Probably, this is not a regression.

He doesn't hit this problem with 2.6.29 when he uses the kernel boot
option that he used with 2.6.28. I have no idea how not using
'allowdac' can solve the problem though.