From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755815AbbLQJTU (ORCPT ); Thu, 17 Dec 2015 04:19:20 -0500 Received: from mailout1.samsung.com ([203.254.224.24]:45452 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751577AbbLQJTQ (ORCPT ); Thu, 17 Dec 2015 04:19:16 -0500 X-AuditID: cbfee61a-f79266d000003652-33-56727e1267c3 From: Chao Yu To: "'Fan Li'" , "'Jaegeuk Kim'" Cc: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net References: <004c01d1388a$cfa319b0$6ee94d10$@samsung.com> In-reply-to: <004c01d1388a$cfa319b0$6ee94d10$@samsung.com> Subject: RE: [f2fs-dev] [PATCH] f2fs: optimize the flow of f2fs_map_blocks Date: Thu, 17 Dec 2015 17:18:21 +0800 Message-id: <006f01d138ac$007d3130$01779390$@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit X-Mailer: Microsoft Outlook 14.0 Thread-index: AQHuTBMK4yR224CtfTOMcs8v9qgkXp6UmOyg Content-language: zh-cn X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrNLMWRmVeSWpSXmKPExsVy+t9jAV2huqIwg633VC0+b21kt3iyfhaz xaVF7haXd81hc2Dx2LSqk81j94LPTB59W1YxenzeJBfAEsVlk5Kak1mWWqRvl8CVcea6esFH 5oozZ34xNzAuZu5i5OSQEDCRmHx6GpQtJnHh3no2EFtIYCmjxPfzEl2MXED2K0aJVzs2gBWx CahILO/4zwRiiwh4Sxy5ehHI5uBgFvCQ2HWsFKLXUqL1xHmwEk4BK4mLN9+B2cJA5d03u1lB bBYBVYkVDz+A7eIFqt97vZUVwhaU+DH5HguIzSygJbF+53EmCFteYvOat1B3KkjsOPuaEeIE I4nu/ptsEDXiEhuP3GKZwCg0C8moWUhGzUIyahaSlgWMLKsYJVILkguKk9JzDfNSy/WKE3OL S/PS9ZLzczcxgqPgmdQOxoO73A8xCnAwKvHwCuwrDBNiTSwrrsw9xCjBwawkwvt9D1CINyWx siq1KD++qDQntfgQozQHi5I4b+2lyDAhgfTEktTs1NSC1CKYLBMHp1QD447pbKvyrcKe2Lqs aJ9VLfViITvLYqWdTuaLT0qlN8ZbBj5IDOg+JN+feWtCCaOFxnOrjau6vnUI67xaKT+x9YP6 vTWJp0I1iovanjvWOE68l2n5fuOrpROu3js7I+T9hYfSuyR/7ZgydylH6Uc+dw/zbWVesf3X s6SXX4jY0Z/18eOihqfyN5RYijMSDbWYi4oTAbYaGqN+AgAA Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > -----Original Message----- > From: Fan Li [mailto:fanofcode.li@samsung.com] > Sent: Thursday, December 17, 2015 1:21 PM > To: 'Jaegeuk Kim' > Cc: linux-kernel@vger.kernel.org; linux-f2fs-devel@lists.sourceforge.net > Subject: [f2fs-dev] [PATCH] f2fs: optimize the flow of f2fs_map_blocks > > check map->m_len right after it changes to avoid excess call > to update dnode_of_data. > > Signed-off-by: Fan li Reviewed-by: Chao Yu