[PATCH 0/5] iommu/vt-d: Fix crash dump failure caused by legacy DMA/IO

Baoquan He bhe at redhat.com
Mon Dec 15 01:13:23 PST 2014


On 12/12/14 at 05:11pm, Joerg Roedel wrote:
> On Fri, Dec 12, 2014 at 10:25:31AM +0800, Li, ZhenHua wrote:
> > Sorry I have no plan yet.
> > Could you send me your logs on your AMD system?
> 
> > On 12/10/2014 04:46 PM, Baoquan He wrote:
> > >This issue happens on AMD iommu too, do you have any plans or
> > >thoughts on that?
> 
> I think the best approach for now is to get a prove-of-concept on the
> VT-d driver. If it works there the way we expect, we can implement the
> same handling in the AMD driver. But I see no reason to hold back the
> VT-d patches until it is also fixed for AMD systems.

Yes, I agree with you. Just raise this issue to upstream. 

Thanks, Joerg.




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