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=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 F1D08C34026 for ; Tue, 18 Feb 2020 10:22:48 +0000 (UTC) Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B8C1121D7D for ; Tue, 18 Feb 2020 10:22:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sourceforge.net header.i=@sourceforge.net header.b="IBAClAAs"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sf.net header.i=@sf.net header.b="Rl0gLiZ1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B8C1121D7D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linux-f2fs-devel-bounces@lists.sourceforge.net Received: from [127.0.0.1] (helo=sfs-ml-4.v29.lw.sourceforge.com) by sfs-ml-4.v29.lw.sourceforge.com with esmtp (Exim 4.90_1) (envelope-from ) id 1j401g-0002A2-3H; Tue, 18 Feb 2020 10:22:48 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-4.v29.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1j401f-00029w-4j for linux-f2fs-devel@lists.sourceforge.net; Tue, 18 Feb 2020 10:22:47 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Type:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=w59j3vIX7OT2UFGUjYmhKaCJw84nfm1DE+MxYDDZ3vQ=; b=IBAClAAsjFNgDUSXqxCCo0NjtO V6CLMF8HbbXhvYNg0d13a9etL5OwjHpV6GSOT0lWbubtJHvFMF3b4pFI4T2TP2JHuLJ7XNc1PoqsT SMSUSufHFRzF2/8uj9tNDy3/s6Q5lmZO/5iObJf8h7RyDMfhWe37MP52ZsPGkMrf4TqQ=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject: CC:To:From:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=w59j3vIX7OT2UFGUjYmhKaCJw84nfm1DE+MxYDDZ3vQ=; b=Rl0gLiZ1v/w3kVWWQIiR1y/HoN ZLZDPADt+SnCamuJL6+J1zbjI7DrudxPAILbTE2jcoCxkHBCseAtJigzJORrq/bDCCebsRIsYA86J C1Cgx4Hb3Jf//26uirlZX4FKd77FTHCYyeqV26M0Lnmt1Ivhu0HE1wEo6yXG6BhHAtsc=; Received: from szxga07-in.huawei.com ([45.249.212.35] helo=huawei.com) by sfi-mx-3.v28.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92.2) id 1j401c-007EoM-OT for linux-f2fs-devel@lists.sourceforge.net; Tue, 18 Feb 2020 10:22:47 +0000 Received: from DGGEMS404-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 84050E62389C5A75AAAA; Tue, 18 Feb 2020 18:22:35 +0800 (CST) Received: from szvp000203569.huawei.com (10.120.216.130) by DGGEMS404-HUB.china.huawei.com (10.3.19.204) with Microsoft SMTP Server id 14.3.439.0; Tue, 18 Feb 2020 18:22:29 +0800 From: Chao Yu To: Date: Tue, 18 Feb 2020 18:21:36 +0800 Message-ID: <20200218102136.32150-3-yuchao0@huawei.com> X-Mailer: git-send-email 2.18.0.rc1 In-Reply-To: <20200218102136.32150-1-yuchao0@huawei.com> References: <20200218102136.32150-1-yuchao0@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.120.216.130] X-CFilter-Loop: Reflected X-Headers-End: 1j401c-007EoM-OT Subject: [f2fs-dev] [PATCH 3/3] f2fs: avoid unneeded barrier in do_checkpoint() X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net We don't need to wait all dirty page submitting IO twice, remove unneeded wait step. Signed-off-by: Chao Yu --- fs/f2fs/checkpoint.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 751815cb4c2b..9c88fb3d255a 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -1384,8 +1384,6 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) /* Flush all the NAT/SIT pages */ f2fs_sync_meta_pages(sbi, META, LONG_MAX, FS_CP_META_IO); - /* Wait for all dirty meta pages to be submitted for IO */ - f2fs_wait_on_all_pages(sbi, F2FS_DIRTY_META); /* * modify checkpoint -- 2.18.0.rc1 _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel