From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrien Mazarguil Subject: Re: [PATCH] net/mlx5: add prefetching Rx completion queue Date: Fri, 20 Jan 2017 17:56:58 +0100 Message-ID: <20170120165658.GM3779@6wind.com> References: <20170117020940.37453-1-yskoh@mellanox.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: ferruh.yigit@intel.com, dev@dpdk.org To: Yongseok Koh Return-path: Received: from mail-wm0-f49.google.com (mail-wm0-f49.google.com [74.125.82.49]) by dpdk.org (Postfix) with ESMTP id 3FD6B2C4F for ; Fri, 20 Jan 2017 17:57:05 +0100 (CET) Received: by mail-wm0-f49.google.com with SMTP id d140so15494091wmd.0 for ; Fri, 20 Jan 2017 08:57:05 -0800 (PST) Content-Disposition: inline In-Reply-To: <20170117020940.37453-1-yskoh@mellanox.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On Mon, Jan 16, 2017 at 06:09:40PM -0800, Yongseok Koh wrote: > On receiving a compressed session of Rx completion, prefetch every entries > to be invalidated. Also, invalidate consumed completions per every 8 > mini-completions, not to wait until the last entry is consumed. This helps > to reduce jitter in rx_burst. > > Signed-off-by: Yongseok Koh > --- > drivers/net/mlx5/mlx5_rxtx.c | 23 ++++++++++++++++++++--- > 1 file changed, 20 insertions(+), 3 deletions(-) Acked-by: Adrien Mazarguil -- Adrien Mazarguil 6WIND