Re: [dpdk-dev] [PATCH] vfio: try physical address if virtual address fails

2017-11-29 Thread Chas Williams
m; Chas Williams <3ch...@gmail.com>; Chas >> > Williams >> > Subject: [dpdk-dev] [PATCH] vfio: try physical address if virtual >> address fails >> > >> > Some machines appear to have buggy DMAR mappings. A typical mapping >> > error loo

Re: [dpdk-dev] [PATCH] vfio: try physical address if virtual address fails

2017-11-27 Thread Chas Williams
com; Chas Williams <3ch...@gmail.com>; Chas > > Williams > > Subject: [dpdk-dev] [PATCH] vfio: try physical address if virtual > address fails > > > > Some machines appear to have buggy DMAR mappings. A typical mapping > > error looks like: > > >

Re: [dpdk-dev] [PATCH] vfio: try physical address if virtual address fails

2017-11-27 Thread Zhang, Qi Z
Hi William: > -Original Message- > From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Chas Williams > Sent: Saturday, November 25, 2017 7:57 AM > To: dev@dpdk.org > Cc: skh...@vmware.com; Chas Williams <3ch...@gmail.com>; Chas > Williams > Subject: [dpdk-dev]

[dpdk-dev] [PATCH] vfio: try physical address if virtual address fails

2017-11-24 Thread Chas Williams
Some machines appear to have buggy DMAR mappings. A typical mapping error looks like: DMAR: intel_iommu_map: iommu width (39) is not sufficient for the mapped address (7fc4fa80) DMAR: intel_iommu_map: iommu width (39) is not sufficient for the mapped address (7fc4fa80) DMAR: