From patchwork Sat Apr 9 04:50:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12807663 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5E2A3C433F5 for ; Sat, 9 Apr 2022 05:00:29 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.301924.515393 (Exim 4.92) (envelope-from ) id 1nd3Co-0005U2-PM; Sat, 09 Apr 2022 05:00:14 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 301924.515393; Sat, 09 Apr 2022 05:00:14 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1nd3Co-0005Ss-HW; Sat, 09 Apr 2022 05:00:14 +0000 Received: by outflank-mailman (input) for mailman id 301924; Sat, 09 Apr 2022 05:00:12 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1nd34y-0006gF-QE for xen-devel@lists.xenproject.org; Sat, 09 Apr 2022 04:52:08 +0000 Received: from bombadil.infradead.org (bombadil.infradead.org [2607:7c80:54:e::133]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id ce1ec427-b7c0-11ec-a405-831a346695d4; Sat, 09 Apr 2022 06:52:07 +0200 (CEST) Received: from 213-147-167-116.nat.highway.webapn.at ([213.147.167.116] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nd34h-0021HO-HS; Sat, 09 Apr 2022 04:51:52 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: ce1ec427-b7c0-11ec-a405-831a346695d4 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=J+DlKJplDF1Q+uvJsRC9/x84m39e7OAPqS6lbIf59go=; b=Vg9G4nec7vlw9JzY8ZelhLqst6 ucW6GkU1kL/cckjMXF2Ml7hSDWPk0eXkPWwiYReqkgU31v2L8/TZCAwJcIAknq29ONqcGwBOqoyy/ WYEExBpIUNCaVoczlTCCzWmGmVmLb9sdCt2/KpA+J1RiElt3I5LUNJS6TppQaHanfTgucuVfWVEqw AMAgeT/+i8cp5mqhw5xpCWTsnxLqKYlbYbpVf9dEsk8jlTsF0YqgExniCnZNX5XEO12khG8E+nclP kStumcAwUmqAnzRWuX42XMeJAWn+kUo4gGpuhFKBWVbZUS0Ww7Py5+qQcuSTLhz9CYlA7wF2hyPxg ePGLsb7Q==; 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 19/27] block: remove queue_discard_alignment Date: Sat, 9 Apr 2022 06:50:35 +0200 Message-Id: <20220409045043.23593-20-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220409045043.23593-1-hch@lst.de> References: <20220409045043.23593-1-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 Just use bdev_alignment_offset in disk_discard_alignment_show instead. That helpers is the same except for an always false branch that doesn't matter in this slow path. Signed-off-by: Christoph Hellwig Reviewed-by: Martin K. Petersen --- block/genhd.c | 2 +- include/linux/blkdev.h | 8 -------- 2 files changed, 1 insertion(+), 9 deletions(-) diff --git a/block/genhd.c b/block/genhd.c index 712031ce19070..36532b9318419 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -1019,7 +1019,7 @@ static ssize_t disk_discard_alignment_show(struct device *dev, { struct gendisk *disk = dev_to_disk(dev); - return sprintf(buf, "%d\n", queue_discard_alignment(disk->queue)); + return sprintf(buf, "%d\n", bdev_alignment_offset(disk->part0)); } static ssize_t diskseq_show(struct device *dev, diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 0a1795ac26275..5a9b7aeda010b 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1253,14 +1253,6 @@ bdev_zone_write_granularity(struct block_device *bdev) int bdev_alignment_offset(struct block_device *bdev); -static inline int queue_discard_alignment(const struct request_queue *q) -{ - if (q->limits.discard_misaligned) - return -1; - - return q->limits.discard_alignment; -} - static inline int queue_limit_discard_alignment(struct queue_limits *lim, sector_t sector) { unsigned int alignment, granularity, offset;