From patchwork Wed Apr 6 06:04:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12802737 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 6CFDDC433F5 for ; Wed, 6 Apr 2022 09:04:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236483AbiDFJGi (ORCPT ); Wed, 6 Apr 2022 05:06:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52282 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349951AbiDFJCq (ORCPT ); Wed, 6 Apr 2022 05:02:46 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6BDEA48F70F; Tue, 5 Apr 2022 23:05:34 -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: Content-Type:MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc: To:From:Sender:Reply-To:Content-ID:Content-Description; bh=L9ybHoqkMQFtFgAKSKAUEOlBEraEcHfvZKxNTrnAqQ8=; b=txJ9J4YPrbulci+oxX/K1jvzXj 8gms4zn8OqR/RStS8wT9jgDaq6tCr0xQ50GF2QciDZSPopEVcnXqcG9w2/K5XJ1BTwpW2RGCMVDA3 jmixF0VaBheGVq3jZaojwfuYLAQ4/4Mglf66TIU/khX83gOPm4zJJDJ3ou8TXUFMlSJvyOL8I9hxL hx9nNbqp2gLScWmRlyHDlcj4q4nSOat130S2f7AGVfoaMNZ1nXqC2ZbfhhUNn3oLONf4dJ00se0wZ /QPbSgFP9I0m9WnIywznAmgQ/IfAzP4kiOxdsv2B4GrBWPwAkOiqBswZsWccIWUz5jFEPpf/f4t6x GlFV09uw==; Received: from 213-225-3-188.nat.highway.a1.net ([213.225.3.188] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nbynL-003uoA-Rk; Wed, 06 Apr 2022 06:05:32 +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 Subject: [PATCH 03/27] target: fix discard alignment on partitions Date: Wed, 6 Apr 2022 08:04:52 +0200 Message-Id: <20220406060516.409838-4-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220406060516.409838-1-hch@lst.de> References: <20220406060516.409838-1-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: ceph-devel@vger.kernel.org Use the proper bdev_discard_alignment helper that accounts for partition offsets. Fіxes: c66ac9db8d4a ("[SCSI] target: Add LIO target core v4.0.0-rc6") Signed-off-by: Christoph Hellwig Reviewed-by: Martin K. Petersen --- drivers/target/target_core_device.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index 3a1ec705cd80b..16e775bcf4a7c 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -849,8 +849,8 @@ bool target_configure_unmap_from_queue(struct se_dev_attrib *attrib, */ attrib->max_unmap_block_desc_count = 1; attrib->unmap_granularity = q->limits.discard_granularity / block_size; - attrib->unmap_granularity_alignment = q->limits.discard_alignment / - block_size; + attrib->unmap_granularity_alignment = + bdev_discard_alignment(bdev) / block_size; return true; } EXPORT_SYMBOL(target_configure_unmap_from_queue);