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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id F0562C433F5 for ; Thu, 30 Dec 2021 06:37:17 +0000 (UTC) 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 4.94.2) (envelope-from ) id 1n2p3r-0004ST-6W; Thu, 30 Dec 2021 06:37:15 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-4.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1n2p3p-0004SM-Ro for linux-f2fs-devel@lists.sourceforge.net; Thu, 30 Dec 2021 06:37:13 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: From:References:To:Subject:MIME-Version:Date:Message-ID:Sender:Reply-To:Cc: 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=PDtjBM8NNjODIyQ4197jeB38Y4I4zBa44aEPTRS47gw=; b=IytNv6P3e28+g9JrFMnRrafBUT KbliayHGSVioUbDPjuAGdjFA++DUBCrjCwp05kAfn44dxEgD36wkZTA3wVNKa6fe7plV52l/H1NDi Aa6lsvnr8JQPSoPOkvBu+FAQdKqVbAwVEoWmWN7iLtowfMnJuoe0FwmgrIEC4hDmF4jQ=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:From:References:To: Subject:MIME-Version:Date:Message-ID:Sender:Reply-To:Cc: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=PDtjBM8NNjODIyQ4197jeB38Y4I4zBa44aEPTRS47gw=; b=ahJNQk2/6pcA9EcDBYjdo2zX7D LhLHeUj4YjpywvdO7z7JDhC+mD6UE8yN4FbpVFUPqRhJOgS4jFhB+QqdOlGDVPCGLCkTcCcki95GT SJZJJmmwlW70CmelDbHlSRuBpXdBZi+n78QYl0g4yBSNNIDgm4wz0wIma2VvVv21It2I=; Received: from dfw.source.kernel.org ([139.178.84.217]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92.3) id 1n2p3l-0007oo-Kv for linux-f2fs-devel@lists.sourceforge.net; Thu, 30 Dec 2021 06:37:13 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4BA32615AD for ; Thu, 30 Dec 2021 06:37:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C4A33C36AE7; Thu, 30 Dec 2021 06:37:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1640846223; bh=kxs0yNf+JfJvs6MssFMgtJ/46fWVg6XcH0FrpZ6Cq+o=; h=Date:Subject:To:References:From:In-Reply-To:From; b=aVWz3CKN5r+sl/I17t+2OyPKvaZO4m21tu3Rgmv/g593gfAjpXVgCWYlsXY2c+uy6 I1RmOQzivk2Ex9UxPlQgFwAfWjFEV3zzBdl1noDuAtOJYRhaEvaUpKpuAbnAipEv8I 1ZBKbnt76w38iqMamwnwTSMuI8sALnCCzGtNxZ01E1QDwsy79dctfvoJhFK7B/K5s5 dl5LSyr/S2AY4e6puafU+AqDqrVpTojBkeerKSPsyLkH+CJYrNobCETmFwa7lw/ZYA Rqf2r7n9jqqNxeVXmoF5yPLl/k9ylmYwZDFfp0ZFP5KuIB4E+LN9UoqS36PE5gWbTw VIalmpTKMmkJA== Message-ID: <953ccf2e-69fe-f8c6-03b9-8fd62162a21c@kernel.org> Date: Thu, 30 Dec 2021 14:37:00 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Content-Language: en-US To: Jaegeuk Kim , linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net References: <20211214182435.2595176-1-jaegeuk@kernel.org> <20211214182435.2595176-2-jaegeuk@kernel.org> From: Chao Yu In-Reply-To: <20211214182435.2595176-2-jaegeuk@kernel.org> X-Headers-End: 1n2p3l-0007oo-Kv Subject: Re: [f2fs-dev] [PATCH 2/2] f2fs: do not bother checkpoint by f2fs_get_node_info 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: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On 2021/12/15 2:24, Jaegeuk Kim wrote: > This patch tries to mitigate lock contention between f2fs_write_checkpoint and > f2fs_get_node_info along with nat_tree_lock. > > The idea is, if checkpoint is currently running, other threads that try to grab > nat_tree_lock would be better to wait for checkpoint. > > Signed-off-by: Jaegeuk Kim Reviewed-by: Chao Yu Thanks, _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel