On 9/26/19 4:26 PM, Jiayu Hu wrote:
> DMA engines, like I/OAT, are efficient in moving large data
> within memory. Offloading large copies in vhost side to DMA
> engines can save precious CPU cycles and improve vhost
> performance.
>
> However, using the DMA engine requires to populate guest's
DMA engines, like I/OAT, are efficient in moving large data
within memory. Offloading large copies in vhost side to DMA
engines can save precious CPU cycles and improve vhost
performance.
However, using the DMA engine requires to populate guest's
memory. This patch is to enable DMA-accelerated vho
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