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Re: [Xen-devel] [PATCH] VTD/Intremap: Disable Intremap on Chipset 5500/5520/X58 due to errata

>>> On 17.01.13 at 10:01, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> On Thu, 2013-01-17 at 08:49 +0000, Jan Beulich wrote:
>> So the question really is whether, rather than disabling interrupt
>> remapping, disabling the IOMMU as a whole wouldn't be the
>> better (read: more secure) workaround. 
> That, plus providing a command line "I accept the risks" option, is the
> approach we've taken in the past I think.

An option for this we already have - "iommu=force".


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