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.