Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-21 Thread Jerin Jacob
Ye, Xiaolong > > ; Hu, Jiayu ; Wang, Zhihong > > > > Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with > > DMA Engines > > > > On Tue, Apr 21, 2020 at 8:14 AM Fu, Patrick wrote: > > > > > > Hi Jerin > > > >

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-21 Thread Liang, Cunming
2020 8:15 PM > > > To: Maxime Coquelin > > > Cc: Liang, Cunming ; Fu, Patrick > > > ; dev@dpdk.org; Ye, Xiaolong > > > ; Hu, Jiayu ; Wang, > > > Zhihong > > > Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK > > > vHost w

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Jerin Jacob
dpdk.org; Ye, Xiaolong > > ; Hu, Jiayu ; Wang, Zhihong > > > > Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost > > with DMA Engines > > > > On Mon, Apr 20, 2020 at 5:40 PM Maxime Coquelin > > wrote: > > > > > > &

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Fu, Patrick
iginal Message- > > >>>>> From: Jerin Jacob > > >>>>> Sent: Friday, April 17, 2020 5:55 PM > > >>>>> To: Fu, Patrick > > >>>>> Cc: Maxime Coquelin ; > dev@dpdk.org; > > >>>>> Ye, Xia

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Jerin Jacob
20 5:55 PM > >>>>> To: Fu, Patrick > >>>>> Cc: Maxime Coquelin ; dev@dpdk.org; Ye, > >>>>> Xiaolong ; Hu, Jiayu ; Wang, > >>>>> Zhihong ; Liang, Cunming > >>>>> > >>>>> Subject: Re: [dpdk-dev]

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Maxime Coquelin
t;>> >>>> >>>>> -Original Message- >>>>> From: Jerin Jacob >>>>> Sent: Friday, April 17, 2020 5:55 PM >>>>> To: Fu, Patrick >>>>> Cc: Maxime Coquelin ; dev@dpdk.org; Ye, >>>>> Xiaolong ; Hu

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Jerin Jacob
From: Jerin Jacob > >>> Sent: Friday, April 17, 2020 5:55 PM > >>> To: Fu, Patrick > >>> Cc: Maxime Coquelin ; dev@dpdk.org; Ye, > >>> Xiaolong ; Hu, Jiayu ; Wang, > >>> Zhihong ; Liang, Cunming > >>> Subject: Re: [dpd

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Maxime Coquelin
Liang, Cunming >> Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with >> DMA Engines >> >> On Fri, Apr 17, 2020 at 2:56 PM Fu, Patrick wrote: >>> >>> > [...] >>>>> >>>>> I believe it doesn't

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Maxime Coquelin
> Cc: Maxime Coquelin ; dev@dpdk.org; Ye, >>> Xiaolong ; Hu, Jiayu ; Wang, >>> Zhihong ; Liang, Cunming >>> Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with >>> DMA Engines >>> >>> On Fri, Apr 17, 2020 at 2:56 PM Fu,

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Jerin Jacob
ng, > > Zhihong ; Liang, Cunming > > Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with > > DMA Engines > > > > On Fri, Apr 17, 2020 at 2:56 PM Fu, Patrick wrote: > > > > > > > [...] > > > > > > > &g

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-20 Thread Liang, Cunming
> -Original Message- > From: Jerin Jacob > Sent: Friday, April 17, 2020 5:55 PM > To: Fu, Patrick > Cc: Maxime Coquelin ; dev@dpdk.org; Ye, > Xiaolong ; Hu, Jiayu ; Wang, > Zhihong ; Liang, Cunming > Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement f

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-17 Thread Jerin Jacob
Zhihong ; Liang, > > Cunming > > Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost > > with DMA Engines > > > > > > > > On 4/17/20 10:29 AM, Fu, Patrick wrote: > > > Hi Jerin, > > > > > >> -Original Mess

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-17 Thread Fu, Patrick
Cc: dev@dpdk.org; Maxime Coquelin ; > Ye, > >> Xiaolong ; Hu, Jiayu ; > >> Wang, Zhihong ; Liang, Cunming > >> > >> Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK > >> vHost with DMA Engines > >> > >> On Fri, Apr 17,

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-17 Thread Maxime Coquelin
ihong ; Liang, Cunming >> >> Subject: Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost >> with DMA Engines >> >> On Fri, Apr 17, 2020 at 12:56 PM Fu, Patrick wrote: >>> >>> Background >>> &g

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-17 Thread Fu, Patrick
Hi Jerin, > -Original Message- > From: Jerin Jacob > Sent: Friday, April 17, 2020 4:02 PM > To: Fu, Patrick > Cc: dev@dpdk.org; Maxime Coquelin ; Ye, > Xiaolong ; Hu, Jiayu ; Wang, > Zhihong ; Liang, Cunming > > Subject: Re: [dpdk-dev] [RFC] Accelerating D

Re: [dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-17 Thread Jerin Jacob
On Fri, Apr 17, 2020 at 12:56 PM Fu, Patrick wrote: > > Background > > DPDK vhost library implements a user-space VirtIO net backend allowing host > applications to directly communicate with VirtIO front-end in VMs and > containers. However, every vhost enque

[dpdk-dev] [RFC] Accelerating Data Movement for DPDK vHost with DMA Engines

2020-04-17 Thread Fu, Patrick
Background DPDK vhost library implements a user-space VirtIO net backend allowing host applications to directly communicate with VirtIO front-end in VMs and containers. However, every vhost enqueue/dequeue operation requires to copy packet buffers between gue