From patchwork Fri May 26 07:33:36 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Chamberlain X-Patchwork-Id: 13256527 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6F9C5C7EE2D for ; Fri, 26 May 2023 07:33:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242468AbjEZHd5 (ORCPT ); Fri, 26 May 2023 03:33:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60516 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242431AbjEZHdp (ORCPT ); Fri, 26 May 2023 03:33:45 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F065412A; Fri, 26 May 2023 00:33:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Sender:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description; bh=l8SXSO/lmiFeJihMCTRRFm0o8Ak15fMAUhw4BXdB6WA=; b=A0xPKQUoDsDrFgURMQlgZXIoK4 lF0smhhvDr9DIwh3hI5+Foy4jSB44qqYKTW9k2PV/7PuWcBUSeOo6jWJLU2DNhMOCi1CTP1Vr1qXN cB1zrc2ldkTJb0i1ydOhaeGCJSHRsdi8p9dUGm95225TqZGlE84F6Y3mfrRFtVU8AAk/LeILUvTzj DCxobQiHgxGi8mvk1uiSyIKFvEMqMniMXjlXlxhbRRhvWQ3LnJ21MPhaTWeTq5Fi6r/fGfhBlXjzW o+5/0Ft/FRALeNM171FNjOPX7gizDDJyiLwYYmSgprAWBoMr6t5XCcMourkOlUq8zpJCEwA9TAgAY J55czzyw==; Received: from mcgrof by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1q2RxB-001Rda-0i; Fri, 26 May 2023 07:33:37 +0000 From: Luis Chamberlain To: axboe@kernel.dk, agk@redhat.com, snitzer@kernel.org, philipp.reisner@linbit.com, lars.ellenberg@linbit.com, christoph.boehmwalder@linbit.com, hch@infradead.org, djwong@kernel.org, minchan@kernel.org, senozhatsky@chromium.org Cc: patches@lists.linux.dev, linux-block@vger.kernel.org, linux-mm@kvack.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, dm-devel@redhat.com, drbd-dev@lists.linbit.com, linux-kernel@vger.kernel.org, willy@infradead.org, hare@suse.de, p.raghav@samsung.com, da.gomez@samsung.com, rohan.puri@samsung.com, rpuri.linux@gmail.com, kbusch@kernel.org, mcgrof@kernel.org Subject: [PATCH v2 5/5] zram: use generic PAGE_SECTORS and PAGE_SECTORS_SHIFT Date: Fri, 26 May 2023 00:33:36 -0700 Message-Id: <20230526073336.344543-6-mcgrof@kernel.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230526073336.344543-1-mcgrof@kernel.org> References: <20230526073336.344543-1-mcgrof@kernel.org> MIME-Version: 1.0 Sender: Luis Chamberlain Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Instead of re-defining the already existing constants use the provided ones: So replace: o SECTORS_PER_PAGE_SHIFT with PAGE_SECTORS_SHIFT o SECTORS_PER_PAGE with PAGE_SECTORS This produces no functional changes. Reviewed-by: Sergey Senozhatsky Signed-off-by: Luis Chamberlain --- drivers/block/zram/zram_drv.c | 12 ++++++------ drivers/block/zram/zram_drv.h | 2 -- 2 files changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index f6d90f1ba5cf..5fdeb78ace9a 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1834,8 +1834,8 @@ static ssize_t recompress_store(struct device *dev, static void zram_bio_discard(struct zram *zram, struct bio *bio) { size_t n = bio->bi_iter.bi_size; - u32 index = bio->bi_iter.bi_sector >> SECTORS_PER_PAGE_SHIFT; - u32 offset = (bio->bi_iter.bi_sector & (SECTORS_PER_PAGE - 1)) << + u32 index = bio->bi_iter.bi_sector >> PAGE_SECTORS_SHIFT; + u32 offset = (bio->bi_iter.bi_sector & (PAGE_SECTORS - 1)) << SECTOR_SHIFT; /* @@ -1876,8 +1876,8 @@ static void zram_bio_read(struct zram *zram, struct bio *bio) start_time = bio_start_io_acct(bio); bio_for_each_segment(bv, bio, iter) { - u32 index = iter.bi_sector >> SECTORS_PER_PAGE_SHIFT; - u32 offset = (iter.bi_sector & (SECTORS_PER_PAGE - 1)) << + u32 index = iter.bi_sector >> PAGE_SECTORS_SHIFT; + u32 offset = (iter.bi_sector & (PAGE_SECTORS - 1)) << SECTOR_SHIFT; if (zram_bvec_read(zram, &bv, index, offset, bio) < 0) { @@ -1903,8 +1903,8 @@ static void zram_bio_write(struct zram *zram, struct bio *bio) start_time = bio_start_io_acct(bio); bio_for_each_segment(bv, bio, iter) { - u32 index = iter.bi_sector >> SECTORS_PER_PAGE_SHIFT; - u32 offset = (iter.bi_sector & (SECTORS_PER_PAGE - 1)) << + u32 index = iter.bi_sector >> PAGE_SECTORS_SHIFT; + u32 offset = (iter.bi_sector & (PAGE_SECTORS - 1)) << SECTOR_SHIFT; if (zram_bvec_write(zram, &bv, index, offset, bio) < 0) { diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h index ca7a15bd4845..9f2543af5c76 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 \