Re: [PATCH 3/4] Revert "x86: disable IOMMUs on kernel crash"

From: Joerg Roedel
Date: Sat Apr 03 2010 - 15:13:38 EST

On Sat, Apr 03, 2010 at 10:49:09AM -0700, Eric W. Biederman wrote:
> Joerg Roedel <joro@xxxxxxxxxx> writes:

> > Another problem: This also breaks if the kdump kernel has no
> > iommu-support.
> Not a problem. We require a lot of things of the kdump kernel,
> and it is immediately apparent in a basic sanity test.

Only if the sanity test is done on an iommu machine which I don't want
to rely on.


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