Re: About amd-iommu support for kdump kernel

2015-09-22 Thread Baoquan He
On 09/21/15 at 03:54pm, Joerg Roedel wrote: > Hi Baoquan, > > On Tue, Sep 15, 2015 at 08:06:06PM +0800, Baoquan He wrote: > > Recently I am free and can try to work out the amd-iommu support for > > kdump kernel. Now I have some plans and draft them into codes and debugging. > > And also there

Re: About amd-iommu support for kdump kernel

2015-09-21 Thread Baoquan He
On 09/21/15 at 03:54pm, Joerg Roedel wrote: > Hi Baoquan, > > On Tue, Sep 15, 2015 at 08:06:06PM +0800, Baoquan He wrote: > > Recently I am free and can try to work out the amd-iommu support for > > kdump kernel. Now I have some plans and draft them into codes and debugging. > > And also there

Re: About amd-iommu support for kdump kernel

2015-09-21 Thread Joerg Roedel
Hi Baoquan, On Tue, Sep 15, 2015 at 08:06:06PM +0800, Baoquan He wrote: > Recently I am free and can try to work out the amd-iommu support for > kdump kernel. Now I have some plans and draft them into codes and debugging. > And also there are prlblems. I brief them here, could you please have a >

Re: About amd-iommu support for kdump kernel

2015-09-16 Thread Baoquan He
On 09/15/15 at 08:06pm, Baoquan He wrote: > Hi Joerg, > > Recently I am free and can try to work out the amd-iommu support for > kdump kernel. Now I have some plans and draft them into codes and debugging. > And also there are prlblems. I brief them here, could you please have a > look and give

About amd-iommu support for kdump kernel

2015-09-15 Thread Baoquan He
Hi Joerg, Recently I am free and can try to work out the amd-iommu support for kdump kernel. Now I have some plans and draft them into codes and debugging. And also there are prlblems. I brief them here, could you please have a look and give some suggestions? Two parts: 1) IO page mapping .>