[dpdk-dev] [PATCH] gpudev: introduce memory API

Thomas Monjalon thomas at monjalon.net
Fri Jun 4 10:15:58 CEST 2021


04/06/2021 07:51, Wang, Haiyue:
> > From: Elena Agostini <eagostini at nvidia.com>
> > 
> > The new library gpudev is for dealing with GPU from a DPDK application
> > in a vendor-agnostic way.
> > 
> > As a first step, the features are focused on memory management.
> > A function allows to allocate memory inside the GPU,
> > while another one allows to use main (CPU) memory from the GPU.
> > 
> > The infrastructure is prepared to welcome drivers in drivers/gpu/
> > as the upcoming NVIDIA one, implementing the gpudev API.
> > Other additions planned for next revisions:
> >   - C implementation file
> >   - guide documentation
> >   - unit tests
> >   - integration in testpmd to enable Rx/Tx to/from GPU memory.
> > 
> > The next step should focus on GPU processing task control.
> > 
> 
> Is this patch for 'L2FWD-NV Workload on GPU' on P26 ?
> https://developer.download.nvidia.com/video/gputechconf/gtc/2019/presentation/s9730-packet-processing-on-gpu-at-100gbe-line-rate.pdf

Yes this is the same project: use GPU in DPDK workload.




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