From patchwork Tue Sep 14 12:11:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunsheng Lin X-Patchwork-Id: 511563 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 B3832C433F5 for ; Tue, 14 Sep 2021 12:12:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9B141610D1 for ; Tue, 14 Sep 2021 12:12:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232606AbhINMN7 (ORCPT ); Tue, 14 Sep 2021 08:13:59 -0400 Received: from szxga01-in.huawei.com ([45.249.212.187]:19974 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232199AbhINMN6 (ORCPT ); Tue, 14 Sep 2021 08:13:58 -0400 Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4H82Dy0k1gzbmN9; Tue, 14 Sep 2021 20:08:34 +0800 (CST) Received: from dggpemm500005.china.huawei.com (7.185.36.74) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.8; Tue, 14 Sep 2021 20:12:39 +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 15.1.2308.8; Tue, 14 Sep 2021 20:12:38 +0800 From: Yunsheng Lin To: , CC: , , , , , , , , , , , , , , , , Subject: [PATCH net-next v2 0/3] some optimization for page pool Date: Tue, 14 Sep 2021 20:11:11 +0800 Message-ID: <20210914121114.28559-1-linyunsheng@huawei.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm500005.china.huawei.com (7.185.36.74) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Patch 1: support non-split page when PP_FLAG_PAGE_FRAG is set. patch 2: avoid calling compound_head() for skb frag page Patch 3: keep track of pp page when __skb_frag_ref() is called. V2: add patch 2, adjust the commit log accroding to the discussion in V1, and fix a compiler error reported by kernel test robot. Yunsheng Lin (3): page_pool: support non-split page with PP_FLAG_PAGE_FRAG pool_pool: avoid calling compound_head() for skb frag page skbuff: keep track of pp page when __skb_frag_ref() is called include/linux/skbuff.h | 40 ++++++++++++++++++++++++++++++++++++---- include/net/page_pool.h | 34 +++++++++++++++++++++++++++++++++- net/core/page_pool.c | 30 +++++++++--------------------- 3 files changed, 78 insertions(+), 26 deletions(-)