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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 22B0DC64E7C for ; Tue, 24 Nov 2020 06:08:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D15C52076C for ; Tue, 24 Nov 2020 06:08:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729458AbgKXGIM (ORCPT ); Tue, 24 Nov 2020 01:08:12 -0500 Received: from mga06.intel.com ([134.134.136.31]:47294 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729392AbgKXGIL (ORCPT ); Tue, 24 Nov 2020 01:08:11 -0500 IronPort-SDR: 1Z+3Tman/scoZ5qFR7ic5+jypipBycLcIB8HXHSQu49OP02nmd+t8D1tRBtT5S0tKB/ExT/RG4 PK5/lbbUvKpw== X-IronPort-AV: E=McAfee;i="6000,8403,9814"; a="233504033" X-IronPort-AV: E=Sophos;i="5.78,365,1599548400"; d="scan'208";a="233504033" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Nov 2020 22:08:10 -0800 IronPort-SDR: fSg3kho9RP5PF2oBZ9Oax6baDQfnypO/Zh2vyAMYdMBMqWduVgHU3/aejc8UCPzQECHJHD4ebm 6foDhsN7ZrhA== X-IronPort-AV: E=Sophos;i="5.78,365,1599548400"; d="scan'208";a="358708241" Received: from iweiny-desk2.sc.intel.com (HELO localhost) ([10.3.52.147]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Nov 2020 22:08:09 -0800 From: ira.weiny@intel.com To: Andrew Morton Cc: Ira Weiny , Nicolas Pitre , Thomas Gleixner , Dave Hansen , Matthew Wilcox , Christoph Hellwig , Dan Williams , Al Viro , Eric Biggers , Luis Chamberlain , Patrik Jakobsson , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Howells , Chris Mason , Josef Bacik , David Sterba , Steve French , Jaegeuk Kim , Chao Yu , "Martin K. Petersen" , Brian King , Greg Kroah-Hartman , Alexei Starovoitov , Daniel Borkmann , =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , Kirti Wankhede , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 12/17] fs/cramfs: Use memcpy_from_page() Date: Mon, 23 Nov 2020 22:07:50 -0800 Message-Id: <20201124060755.1405602-13-ira.weiny@intel.com> X-Mailer: git-send-email 2.28.0.rc0.12.gb6a658bd00c9 In-Reply-To: <20201124060755.1405602-1-ira.weiny@intel.com> References: <20201124060755.1405602-1-ira.weiny@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ira Weiny Remove open coded kmap/memcpy/kunmap and use mempcy_from_page() instead. Cc: Nicolas Pitre Signed-off-by: Ira Weiny --- fs/cramfs/inode.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c index 4b90cfd1ec36..996a3a32a01f 100644 --- a/fs/cramfs/inode.c +++ b/fs/cramfs/inode.c @@ -247,8 +247,7 @@ static void *cramfs_blkdev_read(struct super_block *sb, unsigned int offset, struct page *page = pages[i]; if (page) { - memcpy(data, kmap(page), PAGE_SIZE); - kunmap(page); + memcpy_from_page(data, page, 0, PAGE_SIZE); put_page(page); } else memset(data, 0, PAGE_SIZE); -- 2.28.0.rc0.12.gb6a658bd00c9