From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 112E5A0350; Tue, 30 Jun 2020 16:14:58 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 270B81BF9E; Tue, 30 Jun 2020 16:14:56 +0200 (CEST) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 31C171BFA2; Tue, 30 Jun 2020 16:14:55 +0200 (CEST) IronPort-SDR: JUS7wAhqYPe3iAmHs4LGgIONcPl/dk6VQeZy+AVqKS54dIwctXdJJd2lOKztk2/oqw6/Nx0cRZ 2c00ynMdzg9A== X-IronPort-AV: E=McAfee;i="6000,8403,9666"; a="164246572" X-IronPort-AV: E=Sophos;i="5.75,297,1589266800"; d="scan'208";a="164246572" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jun 2020 07:14:54 -0700 IronPort-SDR: NTmu2pns61h6oecf9vombDfUnkk9urQG/Cf1l7rZ5mB7fAetJX3eSIpmByhzEAyOxuO5kCPvmn g4GTN4uxigEQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,297,1589266800"; 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charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH] net/af_xdp: revert change to SP/SC ring for copy mode X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list 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 6/25/2020 2:39 PM, Ciara Loftus wrote: > This reverts commit 489e0b5b33209d929dc490cc591abd840dcefdfc. > > The ring used in copy mode should be multi-producer multi-consumer > because enqueues and dequeues to the ring are performed on both the rx > and tx paths, which can be running on different threads. > > Fixes: 489e0b5b3320 ("net/af_xdp: use single producer/consumer ring") > Cc: stable@dpdk.org > > Signed-off-by: Ciara Loftus Applied to dpdk-next-net/master, thanks.