Re: [PATCH v7 00/12] Fix kdump faults on system with amd iommu

2016-12-23 Thread Baoquan He
Hi Joerg, Ping! Could you help review this version? Not sure this could catch up to v4.10 merging. Thanks Baoqaun On 11/25/16 at 01:13pm, Baoquan He wrote: > This is v7 post. > > The principle of the fix is similar to intel iommu. Just defer the assignment > of device to domain to device drive

[PATCH v7 00/12] Fix kdump faults on system with amd iommu

2016-11-24 Thread Baoquan He
This is v7 post. The principle of the fix is similar to intel iommu. Just defer the assignment of device to domain to device driver init. In this version of post, a new call-back is_attach_deferred is added to iommu-ops, it's used to check whether we need defer the domain attach/detach in iommu-co