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: 559354 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 DF022C433FE for ; Sat, 9 Apr 2022 05:01:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240972AbiDIFEA (ORCPT ); Sat, 9 Apr 2022 01:04:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48906 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241002AbiDIEzI (ORCPT ); Sat, 9 Apr 2022 00:55:08 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E86BBEA36B; Fri, 8 Apr 2022 21:51:56 -0700 (PDT) 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==; 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 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 Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org 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;