Re: [dpdk-dev] [PATCH] net/iavf: use write combining store for tail updates

> -Original Message- > From: dev On Behalf Of Radu Nicolau > Sent: Wednesday, May 12, 2021 6:29 PM > To: dev@dpdk.org > Cc: Richardson, Bruce ; Noonan, Gordon > ; Wu, Jingjing ; Xing, > Beilei ; Nicolau, Radu > Subject: [dpdk-dev] [PATCH] net/iavf: use write

[dpdk-dev] [PATCH] net/iavf: use write combining store for tail updates

From: Gordon Noonan Performance improvement: use a write combining store instead of a regular mmio write to update queue tail registers. Signed-off-by: Gordon Noonan Signed-off-by: Radu Nicolau --- drivers/common/iavf/iavf_osdep.h| 5 + drivers/net/iavf/iavf_rxtx.c| 6