Re: [dpdk-dev] [PATCH] vhost: translate incoming log address to gpa

2019-09-23 Thread Tiwei Bie
On Mon, Sep 23, 2019 at 12:28:35PM +0200, Adrian Moreno wrote: > On 9/23/19 9:25 AM, Tiwei Bie wrote: > > On Tue, Sep 17, 2019 at 04:49:00PM +0200, Adrian Moreno wrote: > >> When IOMMU is enabled the incoming log address is in IOVA space. In that > >> case, look in IOTLB table and translate the res

Re: [dpdk-dev] [PATCH] vhost: translate incoming log address to gpa

2019-09-23 Thread Adrian Moreno
On 9/23/19 9:25 AM, Tiwei Bie wrote: > On Tue, Sep 17, 2019 at 04:49:00PM +0200, Adrian Moreno wrote: >> When IOMMU is enabled the incoming log address is in IOVA space. In that >> case, look in IOTLB table and translate the resulting HVA to GPA. >> >> If IOMMU is not enabled, the incoming log addr

Re: [dpdk-dev] [PATCH] vhost: translate incoming log address to gpa

2019-09-23 Thread Tiwei Bie
On Tue, Sep 17, 2019 at 04:49:00PM +0200, Adrian Moreno wrote: > When IOMMU is enabled the incoming log address is in IOVA space. In that > case, look in IOTLB table and translate the resulting HVA to GPA. > > If IOMMU is not enabled, the incoming log address is already a GPA so no > transformatio