Re: [dpdk-dev] [PATCH v2 2/2] vhost: enable IOMMU for async vhost

2021-09-24 Thread Ding, Xuan
> -Original Message- > From: Xia, Chenbo > Sent: Friday, September 24, 2021 3:36 PM > To: Maxime Coquelin ; Hu, Jiayu > ; Ding, Xuan ; dev@dpdk.org; > Burakov, Anatoly > Cc: Jiang, Cheng1 ; Richardson, Bruce > ; Pai G, Sunil ; Wang, > Yinan ; Yang, YvonneX > Subject: RE: [PATCH v2 2/2]

Re: [dpdk-dev] [PATCH v2 2/2] vhost: enable IOMMU for async vhost

2021-09-24 Thread Xia, Chenbo
> -Original Message- > From: Maxime Coquelin > Sent: Friday, September 24, 2021 3:14 PM > To: Xia, Chenbo ; Hu, Jiayu ; Ding, > Xuan ; dev@dpdk.org; Burakov, Anatoly > > Cc: Jiang, Cheng1 ; Richardson, Bruce > ; Pai G, Sunil ; Wang, > Yinan ; Yang, YvonneX > Subject: Re: [PATCH v2 2/2] v

Re: [dpdk-dev] [PATCH v2 2/2] vhost: enable IOMMU for async vhost

2021-09-24 Thread Maxime Coquelin
On 9/24/21 03:53, Xia, Chenbo wrote: -Original Message- From: Maxime Coquelin Sent: Thursday, September 23, 2021 10:56 PM To: Hu, Jiayu ; Ding, Xuan ; dev@dpdk.org; Burakov, Anatoly ; Xia, Chenbo Cc: Jiang, Cheng1 ; Richardson, Bruce ; Pai G, Sunil ; Wang, Yinan ; Yang, YvonneX Subj

Re: [dpdk-dev] [PATCH v2 2/2] vhost: enable IOMMU for async vhost

2021-09-23 Thread Xia, Chenbo
> -Original Message- > From: Maxime Coquelin > Sent: Thursday, September 23, 2021 10:56 PM > To: Hu, Jiayu ; Ding, Xuan ; > dev@dpdk.org; Burakov, Anatoly ; Xia, Chenbo > > Cc: Jiang, Cheng1 ; Richardson, Bruce > ; Pai G, Sunil ; Wang, > Yinan ; Yang, YvonneX > Subject: Re: [PATCH v2 2/2

Re: [dpdk-dev] [PATCH v2 2/2] vhost: enable IOMMU for async vhost

2021-09-23 Thread Maxime Coquelin
On 9/23/21 16:39, Hu, Jiayu wrote: Hi Xuan, -Original Message- From: Ding, Xuan Sent: Friday, September 17, 2021 1:26 PM To: dev@dpdk.org; Burakov, Anatoly ; maxime.coque...@redhat.com; Xia, Chenbo Cc: Hu, Jiayu ; Jiang, Cheng1 ; Richardson, Bruce ; Pai G, Sunil ; Wang, Yinan ; Yan

Re: [dpdk-dev] [PATCH v2 2/2] vhost: enable IOMMU for async vhost

2021-09-23 Thread Hu, Jiayu
Hi Xuan, > -Original Message- > From: Ding, Xuan > Sent: Friday, September 17, 2021 1:26 PM > To: dev@dpdk.org; Burakov, Anatoly ; > maxime.coque...@redhat.com; Xia, Chenbo > Cc: Hu, Jiayu ; Jiang, Cheng1 ; > Richardson, Bruce ; Pai G, Sunil > ; Wang, Yinan ; Yang, > YvonneX ; Ding, Xuan

[dpdk-dev] [PATCH v2 2/2] vhost: enable IOMMU for async vhost

2021-09-16 Thread Xuan Ding
The use of IOMMU has many advantages, such as isolation and address translation. This patch extends the capbility of DMA engine to use IOMMU if the DMA engine is bound to vfio. When set memory table, the guest memory will be mapped into the default container of DPDK. Signed-off-by: Xuan Ding ---