Re: [PATCH v1] gpudev: remove unnecessary rte_gpu_wmb

25/11/2021 23:40, eagost...@nvidia.com: > From: Elena Agostini > > Remove unnecessary rte_gpu_wmb from rte_gpu_comm_populate_list_pkts. > It causes a performance degradation in case of NVIDIA GPU V100. > > This change doesn't affect any functionality as the status resides > in CPU registered mem

[PATCH v1] gpudev: remove unnecessary rte_gpu_wmb

From: Elena Agostini Remove unnecessary rte_gpu_wmb from rte_gpu_comm_populate_list_pkts. It causes a performance degradation in case of NVIDIA GPU V100. This change doesn't affect any functionality as the status resides in CPU registered memory. Fixes: c7ebd65c1372 ("gpudev: add communication