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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 C9BCAC10F27 for ; Tue, 10 Mar 2020 12:50:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A43822468E for ; Tue, 10 Mar 2020 12:50:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728639AbgCJMue (ORCPT ); Tue, 10 Mar 2020 08:50:34 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:11616 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728596AbgCJMu3 (ORCPT ); Tue, 10 Mar 2020 08:50:29 -0400 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 7B8B0322FAE80E6DD4EA; Tue, 10 Mar 2020 20:50:21 +0800 (CST) Received: from szvp000203569.huawei.com (10.120.216.130) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.487.0; Tue, 10 Mar 2020 20:50:12 +0800 From: Chao Yu To: CC: , , , Chao Yu Subject: [PATCH 2/5] f2fs: force compressed data into warm area Date: Tue, 10 Mar 2020 20:50:06 +0800 Message-ID: <20200310125009.12966-2-yuchao0@huawei.com> X-Mailer: git-send-email 2.18.0.rc1 In-Reply-To: <20200310125009.12966-1-yuchao0@huawei.com> References: <20200310125009.12966-1-yuchao0@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.120.216.130] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Generally, data shows better continuity in warm data area as its default allocation direction is right, in order to enhance sequential read/write performance of compress inode, let's force compress data into warm area. Signed-off-by: Chao Yu --- fs/f2fs/segment.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 601d67e72c50..ab1bc750712a 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -3037,9 +3037,10 @@ static int __get_segment_type_6(struct f2fs_io_info *fio) if (fio->type == DATA) { struct inode *inode = fio->page->mapping->host; - if (is_cold_data(fio->page) || file_is_cold(inode) || - f2fs_compressed_file(inode)) + if (is_cold_data(fio->page) || file_is_cold(inode)) return CURSEG_COLD_DATA; + if (f2fs_compressed_file(inode)) + return CURSEG_WARM_DATA; if (file_is_hot(inode) || is_inode_flag_set(inode, FI_HOT_DATA) || f2fs_is_atomic_file(inode) || -- 2.18.0.rc1