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 13AE6C8300C for ; Tue, 24 Nov 2020 06:08:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D881A20857 for ; Tue, 24 Nov 2020 06:08:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729518AbgKXGIP (ORCPT ); Tue, 24 Nov 2020 01:08:15 -0500 Received: from mga07.intel.com ([134.134.136.100]:49979 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729436AbgKXGIN (ORCPT ); Tue, 24 Nov 2020 01:08:13 -0500 IronPort-SDR: XRopqTVRsL0draeFH0naHaAZnGgc5EKZLi9o0wWX69p5E8B2oVgFgWdMgYfTcoOnrB90StRGJm KTb4vBqLK/Yg== X-IronPort-AV: E=McAfee;i="6000,8403,9814"; a="236034477" X-IronPort-AV: E=Sophos;i="5.78,365,1599548400"; d="scan'208";a="236034477" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Nov 2020 22:08:12 -0800 IronPort-SDR: 6fq6inSQX/KlDmMegekc45BwmII8REjo4Y07pTJ+nBMrPU95SWZeBxNufVfu+r+sktbQANwqv5 Rwz7L1nF4pvg== X-IronPort-AV: E=Sophos;i="5.78,365,1599548400"; d="scan'208";a="312448710" Received: from iweiny-desk2.sc.intel.com (HELO localhost) ([10.3.52.147]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Nov 2020 22:08:11 -0800 From: ira.weiny@intel.com To: Andrew Morton Cc: Ira Weiny , Greg Kroah-Hartman , 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 , Nicolas Pitre , "Martin K. Petersen" , Brian King , 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 15/17] drivers/staging: Use memcpy_to/from_page() Date: Mon, 23 Nov 2020 22:07:53 -0800 Message-Id: <20201124060755.1405602-16-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 kmap/mem*()/kunmap pattern and use memcpy_to/from_page() Cc: Greg Kroah-Hartman Signed-off-by: Ira Weiny --- drivers/staging/rts5208/rtsx_transport.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/rts5208/rtsx_transport.c b/drivers/staging/rts5208/rtsx_transport.c index 909a3e663ef6..e0e52bae953e 100644 --- a/drivers/staging/rts5208/rtsx_transport.c +++ b/drivers/staging/rts5208/rtsx_transport.c @@ -92,13 +92,13 @@ unsigned int rtsx_stor_access_xfer_buf(unsigned char *buffer, while (sglen > 0) { unsigned int plen = min(sglen, (unsigned int) PAGE_SIZE - poff); - unsigned char *ptr = kmap(page); if (dir == TO_XFER_BUF) - memcpy(ptr + poff, buffer + cnt, plen); + memcpy_to_page(page, poff, + buffer + cnt, plen); else - memcpy(buffer + cnt, ptr + poff, plen); - kunmap(page); + memcpy_from_page(buffer + cnt, page, + poff, plen); /* Start at the beginning of the next page */ poff = 0; -- 2.28.0.rc0.12.gb6a658bd00c9