From patchwork Fri Apr 15 04:52:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12814321 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7E36FC35295 for ; Fri, 15 Apr 2022 04:54:31 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A87A66B0096; Fri, 15 Apr 2022 00:54:29 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A11036B0098; Fri, 15 Apr 2022 00:54:29 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7C3986B0099; Fri, 15 Apr 2022 00:54:29 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (relay.hostedemail.com [64.99.140.28]) by kanga.kvack.org (Postfix) with ESMTP id 63E456B0096 for ; Fri, 15 Apr 2022 00:54:29 -0400 (EDT) Received: from smtpin11.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 4401A2065C for ; Fri, 15 Apr 2022 04:54:29 +0000 (UTC) X-FDA: 79357897458.11.4F0A57A Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf29.hostedemail.com (Postfix) with ESMTP id D5E55120004 for ; Fri, 15 Apr 2022 04:54:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=6r328luNCDNaFOT33dRflffYOj2Ig+snh5CgwFTaxcw=; b=mNuFiFjSDLbldIX31eYOuSlRR9 8563S/h8LrxYIHowjJfVJZ76RAtIHUbU8W+hFh4MWU8WMYfdB6LyJh2COdvD/iZqFmSUWNE+zj3n8 TjDK1RADFF2jHuhjgFvsFPr2iNfo2ZxzGPd6/D7n8+r4+csvAbreOAgnv7mb2shTRUMZRApT5F90K NcXEn1pmSIjxsyXRt1Q5Fpafq+pdIcKs6RGb6uD0qSORONp8YiTBWhXw1jJiMd9DQ1XNtZR7AS8Rn LRWZ13064QQZdYqJpwxZzURW2pQw6Vjn+9nq/BjlV+QBzJ7qa6lBovEI7n8jqfejDLm+YrLORSOW6 48XX9zTw==; Received: from [2a02:1205:504b:4280:f5dd:42a4:896c:d877] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nfDyB-008PbH-KB; Fri, 15 Apr 2022 04:54:07 +0000 From: Christoph Hellwig To: Jens Axboe Cc: dm-devel@redhat.com, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-um@lists.infradead.org, linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, nbd@other.debian.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org, linux-raid@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, linux-nvme@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, jfs-discussion@lists.sourceforge.net, linux-nilfs@vger.kernel.org, ntfs3@lists.linux.dev, ocfs2-devel@oss.oracle.com, linux-mm@kvack.org, "Martin K . Petersen" Subject: [PATCH 21/27] block: move {bdev,queue_limit}_discard_alignment out of line Date: Fri, 15 Apr 2022 06:52:52 +0200 Message-Id: <20220415045258.199825-22-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220415045258.199825-1-hch@lst.de> References: <20220415045258.199825-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: D5E55120004 X-Rspam-User: Authentication-Results: imf29.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=mNuFiFjS; spf=none (imf29.hostedemail.com: domain of BATV+2d633663de0085320ac7+6809+infradead.org+hch@bombadil.srs.infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=BATV+2d633663de0085320ac7+6809+infradead.org+hch@bombadil.srs.infradead.org; dmarc=none X-Stat-Signature: 5oox3fp5i7gbqyrzzngeea3k419u1mo7 X-HE-Tag: 1649998468-294188 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: No need to inline these fairly larger helpers. Also fix the return value to be unsigned, just like the field in struct queue_limits. Signed-off-by: Christoph Hellwig Reviewed-by: Martin K. Petersen --- block/blk-settings.c | 35 +++++++++++++++++++++++++++++++++++ include/linux/blkdev.h | 34 +--------------------------------- 2 files changed, 36 insertions(+), 33 deletions(-) diff --git a/block/blk-settings.c b/block/blk-settings.c index 94410a13c0dee..fd83d674afd0a 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -478,6 +478,30 @@ static int queue_limit_alignment_offset(struct queue_limits *lim, return (granularity + lim->alignment_offset - alignment) % granularity; } +static unsigned int queue_limit_discard_alignment(struct queue_limits *lim, + sector_t sector) +{ + unsigned int alignment, granularity, offset; + + if (!lim->max_discard_sectors) + return 0; + + /* Why are these in bytes, not sectors? */ + alignment = lim->discard_alignment >> SECTOR_SHIFT; + granularity = lim->discard_granularity >> SECTOR_SHIFT; + if (!granularity) + return 0; + + /* Offset of the partition start in 'granularity' sectors */ + offset = sector_div(sector, granularity); + + /* And why do we do this modulus *again* in blkdev_issue_discard()? */ + offset = (granularity + alignment - offset) % granularity; + + /* Turn it back into bytes, gaah */ + return offset << SECTOR_SHIFT; +} + static unsigned int blk_round_down_sectors(unsigned int sectors, unsigned int lbs) { sectors = round_down(sectors, lbs >> SECTOR_SHIFT); @@ -924,3 +948,14 @@ int bdev_alignment_offset(struct block_device *bdev) return q->limits.alignment_offset; } EXPORT_SYMBOL_GPL(bdev_alignment_offset); + +unsigned int bdev_discard_alignment(struct block_device *bdev) +{ + struct request_queue *q = bdev_get_queue(bdev); + + if (bdev_is_partition(bdev)) + return queue_limit_discard_alignment(&q->limits, + bdev->bd_start_sect); + return q->limits.discard_alignment; +} +EXPORT_SYMBOL_GPL(bdev_discard_alignment); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 5a9b7aeda010b..34b1cfd067421 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1252,39 +1252,7 @@ bdev_zone_write_granularity(struct block_device *bdev) } int bdev_alignment_offset(struct block_device *bdev); - -static inline int queue_limit_discard_alignment(struct queue_limits *lim, sector_t sector) -{ - unsigned int alignment, granularity, offset; - - if (!lim->max_discard_sectors) - return 0; - - /* Why are these in bytes, not sectors? */ - alignment = lim->discard_alignment >> SECTOR_SHIFT; - granularity = lim->discard_granularity >> SECTOR_SHIFT; - if (!granularity) - return 0; - - /* Offset of the partition start in 'granularity' sectors */ - offset = sector_div(sector, granularity); - - /* And why do we do this modulus *again* in blkdev_issue_discard()? */ - offset = (granularity + alignment - offset) % granularity; - - /* Turn it back into bytes, gaah */ - return offset << SECTOR_SHIFT; -} - -static inline int bdev_discard_alignment(struct block_device *bdev) -{ - struct request_queue *q = bdev_get_queue(bdev); - - if (bdev_is_partition(bdev)) - return queue_limit_discard_alignment(&q->limits, - bdev->bd_start_sect); - return q->limits.discard_alignment; -} +unsigned int bdev_discard_alignment(struct block_device *bdev); static inline unsigned int bdev_write_zeroes_sectors(struct block_device *bdev) {