Re: [dpdk-dev] [PATCH v6 0/2] introduce asynchronous data path for vhost

2020-07-21 Thread Maxime Coquelin
On 7/21/20 4:28 AM, Fu, Patrick wrote: > Hi Maxime, > >> -Original Message- >> From: Maxime Coquelin >> Sent: Monday, July 20, 2020 9:27 PM >> To: Fu, Patrick ; dev@dpdk.org; Xia, Chenbo >> ; Wang, Zhihong >> Cc: Wang, Yinan ; Jiang, Cheng1 >> ; Liang, Cunming >> Subject: Re: [PATCH

Re: [dpdk-dev] [PATCH v6 0/2] introduce asynchronous data path for vhost

2020-07-20 Thread Fu, Patrick
Hi Maxime, > -Original Message- > From: Maxime Coquelin > Sent: Monday, July 20, 2020 9:27 PM > To: Fu, Patrick ; dev@dpdk.org; Xia, Chenbo > ; Wang, Zhihong > Cc: Wang, Yinan ; Jiang, Cheng1 > ; Liang, Cunming > Subject: Re: [PATCH v6 0/2] introduce asynchronous data path for vhost >

Re: [dpdk-dev] [PATCH v6 0/2] introduce asynchronous data path for vhost

2020-07-20 Thread Maxime Coquelin
Hi Patrick, Thanks for the series. I think we miss a chapter in the Vhost lib documentation to explain what this new API is about. Do you think you can write something by -rc3? Thanks in advance, Maxime On 7/7/20 7:07 AM, patrick...@intel.com wrote: > From: Patrick Fu > > Performing large mem

Re: [dpdk-dev] [PATCH v6 0/2] introduce asynchronous data path for vhost

2020-07-07 Thread Ferruh Yigit
On 7/7/2020 6:07 AM, patrick...@intel.com wrote: > From: Patrick Fu > > Performing large memory copies usually takes up a major part of CPU > cycles and becomes the hot spot in vhost-user enqueue operation. To > offload expensive memory operations from the CPU, this patch set > proposes to levera

[dpdk-dev] [PATCH v6 0/2] introduce asynchronous data path for vhost

2020-07-06 Thread patrick . fu
From: Patrick Fu Performing large memory copies usually takes up a major part of CPU cycles and becomes the hot spot in vhost-user enqueue operation. To offload expensive memory operations from the CPU, this patch set proposes to leverage DMA engines, e.g., I/OAT, a DMA engine in the Intel's proc