From patchwork Sat Apr 9 04:50:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12807426 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 AD450C4332F for ; Sat, 9 Apr 2022 04:51:25 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 357966B0073; Sat, 9 Apr 2022 00:51:23 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 32D018D0002; Sat, 9 Apr 2022 00:51:23 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1F6E98D0001; Sat, 9 Apr 2022 00:51:23 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0237.hostedemail.com [216.40.44.237]) by kanga.kvack.org (Postfix) with ESMTP id E5E6F6B0073 for ; Sat, 9 Apr 2022 00:51:22 -0400 (EDT) Received: from smtpin21.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 78B6A8249980 for ; Sat, 9 Apr 2022 04:51:22 +0000 (UTC) X-FDA: 79336116804.21.98178E6 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf23.hostedemail.com (Postfix) with ESMTP id 03C9F140002 for ; Sat, 9 Apr 2022 04:51:21 +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=OTIsP1OizukmDhxFkiULvJk6rKtH8rZ66Toc2zFZ06c=; b=UPj32NEZSs0CZXU66K8zWiAfa1 xZi9mNnXgP+xDQL0eZfIz641yrgwphIK2vKHJq+DoAtDvElmNRgDbJUWiJ8LyL9xqUM2UWFY7Qyui tvbHWEmImnVRF7P5yMfrv6iT3Cq0iPs429cZILRmpjqQ1A5wLRB6v5agc1vr3+sykUaLRIBEx/Esx +L2whSVV5Udt9aHJm3N6VtcagVQ4jfmDqHnMwZyb9ChnAcwzA/ZypVRwhIc2odkVgg/54WmJlHYVp s6rib0l0pjoJtsNxoS/ADbx9+kWTDEWWDVpseZqy/qnwy7fqLCYKD3ouvwlL9wYpZg4OadMvweV7k BfVKIhsg==; 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 1nd33p-0020Uf-5Z; Sat, 09 Apr 2022 04:50:57 +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 03/27] target: fix discard alignment on partitions Date: Sat, 9 Apr 2022 06:50:19 +0200 Message-Id: <20220409045043.23593-4-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 X-Stat-Signature: 5fo1amhxsxtm5btozgbzas9rr1hetnri Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=UPj32NEZ; spf=none (imf23.hostedemail.com: domain of BATV+43fc5532e856fea764d1+6803+infradead.org+hch@bombadil.srs.infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=BATV+43fc5532e856fea764d1+6803+infradead.org+hch@bombadil.srs.infradead.org; dmarc=none X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 03C9F140002 X-HE-Tag: 1649479881-365325 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: Use the proper bdev_discard_alignment helper that accounts for partition offsets. Fixes: 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);