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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=ham 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 3161AC4338F for ; Fri, 20 Aug 2021 06:58:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 15B5261042 for ; Fri, 20 Aug 2021 06:58:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238620AbhHTG6j (ORCPT ); Fri, 20 Aug 2021 02:58:39 -0400 Received: from szxga01-in.huawei.com ([45.249.212.187]:17994 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231998AbhHTG6h (ORCPT ); Fri, 20 Aug 2021 02:58:37 -0400 Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4GrXRm0lpNzbgGS; Fri, 20 Aug 2021 14:54:12 +0800 (CST) Received: from dggpemm500005.china.huawei.com (7.185.36.74) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Fri, 20 Aug 2021 14:57:58 +0800 Received: from localhost.localdomain (10.69.192.56) by dggpemm500005.china.huawei.com (7.185.36.74) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Fri, 20 Aug 2021 14:57:57 +0800 From: Yunsheng Lin To: , CC: , , , , Subject: [PATCH net-next v2 0/2] Some minor optimization for page pool Date: Fri, 20 Aug 2021 14:56:49 +0800 Message-ID: <1629442611-61547-1-git-send-email-linyunsheng@huawei.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.69.192.56] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpemm500005.china.huawei.com (7.185.36.74) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Patch 1: Use relaxed atomic for release side accounting Patch 2: Minor optimize for page_pool_dma_map() function V2: Remove unnecessary unliky() mark as pointed out by Heiner. Yunsheng Lin (2): page_pool: use relaxed atomic for release side accounting page_pool: optimize the cpu sync operation when DMA mapping net/core/page_pool.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) -- 2.7.4