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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 00C53C47247 for ; Tue, 5 May 2020 11:56:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D2E55206A4 for ; Tue, 5 May 2020 11:56:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728890AbgEEL4P (ORCPT ); Tue, 5 May 2020 07:56:15 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:3804 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728793AbgEEL4I (ORCPT ); Tue, 5 May 2020 07:56:08 -0400 Received: from DGGEMS414-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id DB54372B6C5ABD53585B; Tue, 5 May 2020 19:56:03 +0800 (CST) Received: from DESKTOP-C3MD9UG.china.huawei.com (10.166.215.55) by DGGEMS414-HUB.china.huawei.com (10.3.19.214) with Microsoft SMTP Server id 14.3.487.0; Tue, 5 May 2020 19:55:55 +0800 From: Zhen Lei To: Minchan Kim , Nitin Gupta , "Sergey Senozhatsky" , Jens Axboe , linux-block , Andrew Morton , linux-mm , Alasdair Kergon , Mike Snitzer , dm-devel , Song Liu , linux-raid , linux-kernel CC: Zhen Lei Subject: [PATCH 1/4] block: Move SECTORS_PER_PAGE and SECTORS_PER_PAGE_SHIFT definitions into Date: Tue, 5 May 2020 19:55:40 +0800 Message-ID: <20200505115543.1660-2-thunder.leizhen@huawei.com> X-Mailer: git-send-email 2.26.0.windows.1 In-Reply-To: <20200505115543.1660-1-thunder.leizhen@huawei.com> References: <20200505115543.1660-1-thunder.leizhen@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.166.215.55] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is similar to commit 233bde21a ("block: Move SECTOR_SIZE and SECTOR_SHIFT definitions into "), prepare to clear dozens of duplicated codes. Signed-off-by: Zhen Lei --- drivers/block/zram/zram_drv.h | 2 -- include/linux/blkdev.h | 10 ++++++++-- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h index f2fd46daa760..12309175d55e 100644 --- a/drivers/block/zram/zram_drv.h +++ b/drivers/block/zram/zram_drv.h @@ -21,8 +21,6 @@ #include "zcomp.h" -#define SECTORS_PER_PAGE_SHIFT (PAGE_SHIFT - SECTOR_SHIFT) -#define SECTORS_PER_PAGE (1 << SECTORS_PER_PAGE_SHIFT) #define ZRAM_LOGICAL_BLOCK_SHIFT 12 #define ZRAM_LOGICAL_BLOCK_SIZE (1 << ZRAM_LOGICAL_BLOCK_SHIFT) #define ZRAM_SECTOR_PER_LOGICAL_BLOCK \ diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 32868fbedc9e..a752e1c80bf0 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -904,10 +904,16 @@ static inline struct request_queue *bdev_get_queue(struct block_device *bdev) * multiple of 512 bytes. Hence these two constants. */ #ifndef SECTOR_SHIFT -#define SECTOR_SHIFT 9 +#define SECTOR_SHIFT 9 #endif #ifndef SECTOR_SIZE -#define SECTOR_SIZE (1 << SECTOR_SHIFT) +#define SECTOR_SIZE (1 << SECTOR_SHIFT) +#endif +#ifndef SECTORS_PER_PAGE_SHIFT +#define SECTORS_PER_PAGE_SHIFT (PAGE_SHIFT - SECTOR_SHIFT) +#endif +#ifndef SECTORS_PER_PAGE +#define SECTORS_PER_PAGE (1 << SECTORS_PER_PAGE_SHIFT) #endif /* -- 2.26.0.106.g9fadedd