From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8591AC2BA1A for ; Fri, 24 Apr 2020 07:07:58 +0000 (UTC) Received: from dpdk.org (dpdk.org [92.243.14.124]) by mail.kernel.org (Postfix) with ESMTP id 38B7920700 for ; Fri, 24 Apr 2020 07:07:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 38B7920700 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dev-bounces@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id F15EF1C1CB; Fri, 24 Apr 2020 09:07:56 +0200 (CEST) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by dpdk.org (Postfix) with ESMTP id E16D61C1CD for ; Fri, 24 Apr 2020 09:07:54 +0200 (CEST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 4B9DB31B; Fri, 24 Apr 2020 00:07:54 -0700 (PDT) Received: from net-arm-thunderx2-01.shanghai.arm.com (net-arm-thunderx2-01.shanghai.arm.com [10.169.41.214]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 8576E3F68F; Fri, 24 Apr 2020 00:07:51 -0700 (PDT) From: Gavin Hu To: dev@dpdk.org Cc: nd@arm.com, david.marchand@redhat.com, thomas@monjalon.net, jerinj@marvell.com, Honnappa.Nagarahalli@arm.com, Ruifeng.Wang@arm.com, Phil.Yang@arm.com, Joyce.Kong@arm.com Date: Fri, 24 Apr 2020 15:07:39 +0800 Message-Id: <20200424070741.16619-1-gavin.hu@arm.com> X-Mailer: git-send-email 2.17.1 Subject: [dpdk-dev] [PATCH v1 0/2] Use WFE for spinlock and ring 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" The rte_wait_until_equal_xxx APIs abstract the functionality of 'polling for a memory location to become equal to a given value'[1]. Use the API for the rte spinlock and ring implementations. [1] http://patches.dpdk.org/cover/62703/ Gavin Hu (2): spinlock: use wfe to reduce contention on aarch64 ring: use wfe to wait for ring tail update on aarch64 lib/librte_eal/include/generic/rte_spinlock.h | 5 ++--- lib/librte_ring/rte_ring_c11_mem.h | 4 ++-- lib/librte_ring/rte_ring_generic.h | 3 +-- 3 files changed, 5 insertions(+), 7 deletions(-) -- 2.17.1