From patchwork Sat Apr 22 01:21:09 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 9694069 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id E1CEA6038D for ; Sat, 22 Apr 2017 01:24:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D47912867E for ; Sat, 22 Apr 2017 01:24:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C8DE028688; Sat, 22 Apr 2017 01:24:38 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.5 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8C4782867E for ; Sat, 22 Apr 2017 01:24:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1042966AbdDVBVi (ORCPT ); Fri, 21 Apr 2017 21:21:38 -0400 Received: from mail-io0-f195.google.com ([209.85.223.195]:32860 "EHLO mail-io0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1042963AbdDVBVg (ORCPT ); Fri, 21 Apr 2017 21:21:36 -0400 Received: by mail-io0-f195.google.com with SMTP id k87so35090235ioi.0; Fri, 21 Apr 2017 18:21:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=g4e5QlbE9Yflc2GGHgznc2akrmqgRYigp65QmRAeCQ8=; b=gV9JQAgUem0xi6o71gIB7dlOECTCROVTiHvuBd74XFu4lMXNOhrmw1p6SKz7BOlAbY za9tQxovvJbPBJUXCNUuxaQ9fcYEEmdoa5SuPL+tCZu5zcvNwRwiU4SSRkNnH+fWu7Nu QAY7seE/EIwQB1yh/8HJkhFNMIDHnQJBy9K/8JITdF0NyKMkOcihQ5w7ITqRFIrXn/w3 jCVIoMrriQO0v/aQ2JHQ8ZURfnXORED9+vaPu2QqIducJjNBCUQ+wTXwk5rUzXhuRBvZ /2r6NxIZe7tRls51gYBRB1+sDokiq7xAJXkFviJafj/kysEnR6aixWR1GBOG0cMvz9e6 O5Lw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=g4e5QlbE9Yflc2GGHgznc2akrmqgRYigp65QmRAeCQ8=; b=m2ETQKKxUA67h2aC0s2US8a0XzDRZX+XMzgA/o/jweTsOqeegtIRXsZ4J0XUHUNsXQ URqsakIIm147dsb5bgZfcs15nJJcciIaqMqGHqpWLMJZZ1dhrJ/JK5YuLJfH0b6prbOy hdRJeo46UZ66Owhi7pnlkmd+aogbNFKFYe/gHEM5stopPZaRtueUcdFdfQeE9ikOGhwY Gqu721X3luZaAM3J9QkxDP+WYuZ5WNr9IJ8fs45VLsQOGiAi5DAALvagN2ufuXOL5wNH C0GkAAfJiFyqsjyy/Tq9VhBJKdxSmDuWLjLi0+bP1PjvGDkcAMWaXb6d0avL12d9B+lr 655w== X-Gm-Message-State: AN3rC/6TzpB9wJdImbmr2f6WP36/3e003WQ1JLyaD/J3mlMsOULjrz33 5ZHfLynV8NoyGw== X-Received: by 10.98.33.29 with SMTP id h29mr14821886pfh.248.1492824091024; Fri, 21 Apr 2017 18:21:31 -0700 (PDT) Received: from localhost ([162.211.125.117]) by smtp.gmail.com with ESMTPSA id d187sm18019842pfd.47.2017.04.21.18.21.29 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 21 Apr 2017 18:21:30 -0700 (PDT) From: Geliang Tang To: Achim Leubner , "James E.J. Bottomley" , "Martin K. Petersen" Cc: Geliang Tang , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] gdth: use offset_in_page() macro Date: Sat, 22 Apr 2017 09:21:09 +0800 Message-Id: X-Mailer: git-send-email 2.9.3 In-Reply-To: <4dbc77ccaaed98b183cf4dba58a4fa325fd65048.1492758503.git.geliangtang@gmail.com> References: <4dbc77ccaaed98b183cf4dba58a4fa325fd65048.1492758503.git.geliangtang@gmail.com> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Use offset_in_page() macro instead of open-coding. Signed-off-by: Geliang Tang --- drivers/scsi/gdth.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index d020a13..557ce73 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -2648,7 +2648,7 @@ static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, u8 b) } else { page = virt_to_page(scp->sense_buffer); - offset = (unsigned long)scp->sense_buffer & ~PAGE_MASK; + offset = offset_in_page(scp->sense_buffer); sense_paddr = pci_map_page(ha->pdev,page,offset, 16,PCI_DMA_FROMDEVICE);