Re: git-latest: kernel oops in IOMMU setup

[Dirk Hohndel]

On Thu, 8 Jan 2009 14:41:16 -0700
Grant Grundler <grundler@xxxxxxxxxxxxxxxx> wrote:

> On Thu, Jan 08, 2009 at 12:05:38PM -0800, Dirk Hohndel wrote:
> > 
> > latest git from Linus. On a Thinkpad x200s with VT-d enabled (if I
> > disable VT-d, this of course goes away). 
> > 
> > The oops happens very early during boot in device_to_iommu (called
> > from domain_context_mapping_one).

Look here, that's where it's called from.
Do you want me to note down the complete backtrace?


> If you can, a back trace. Basically just need to know which caller
> is tripping over this. But there can't be that many callers and they
> are all in this file:
> ...
> so it should be possible to figure out which one is called
> before the dev is setup. It's unlikely to be anything with
> "remove" in the name. :)

correct - it's context_mapping_one

-- 
Dirk Hohndel
Intel Open Source Technology Center
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