[dpdk-dev] [PATCH 2/2] net/mlx5: optimize mprq memcpy for AMD EPYC2 platforms

Thomas Monjalon thomas at monjalon.net
Wed Oct 13 18:53:40 CEST 2021


23/08/2021 10:44, Aman Kumar:
> add non temporal load and temporal store for mprq memcpy.
> define mlx5_ntload_tstore in meson build configuration to
> enable this optimization. This utilizes AMD EPYC2 optimized
> rte_memcpy* routines.
[...]
> +option('mlx5_ntload_tstore', type: 'boolean', value: false, description:
> +       'to enable optimized MPRQ in RX datapath')

Please don't make it a compilation option.
Why isn't it always enabled?

There was a comment on the first patch.
Do you plan to make a new version?




More information about the dev mailing list