From patchwork Fri Apr 15 04:52:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12814473 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 3187AC352A8 for ; Fri, 15 Apr 2022 04:53:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349604AbiDOE4B (ORCPT ); Fri, 15 Apr 2022 00:56:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47378 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349467AbiDOEzs (ORCPT ); Fri, 15 Apr 2022 00:55:48 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6997C6A406; Thu, 14 Apr 2022 21:53:21 -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=6JVZQz23Gg3oLV4oYc05UwmOH+nGeMd1Qpin5+I9KgM=; b=p4/UQY65J530pBrFxSnyzz+s1S 20vQFpTrN15G6NO5F9VDuyGriDpCNyWjbyKgPkMSrLLko0Q4FtJ1eCzi+YOgwapAyJib+3l/z0nqL +NYMVQXNHIEHx4U8dz9u48TnCqPcYXyNXVQmQKYJgAexB2zuX97VLPbrU2HmJIKE7g1fg+Kmpeu2X 7In2j9JZDuGthZuxusAdOOuAjghMTjSwC/AdUlo5SnfFd1vgrm4uEPQ78/HVr7y9+RCydI3REXKPH s1r/AwsdOouUPRQPQY3Kuv+Zv/88cYk9RfHpmYADsU3re53XPeDNlC3OFKsZfaMhZuxBpfzjqoDMO ifzKUlSQ==; 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 1nfDxP-008OnZ-2m; Fri, 15 Apr 2022 04:53:19 +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 02/27] target: pass a block_device to target_configure_unmap_from_queue Date: Fri, 15 Apr 2022 06:52:33 +0200 Message-Id: <20220415045258.199825-3-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 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org The SCSI target drivers is a consumer of the block layer and shoul d generally work on struct block_device. Signed-off-by: Christoph Hellwig Reviewed-by: Martin K. Petersen Reviewed-by: Chaitanya Kulkarni --- drivers/target/target_core_device.c | 5 +++-- drivers/target/target_core_file.c | 7 ++++--- drivers/target/target_core_iblock.c | 2 +- include/target/target_core_backend.h | 4 ++-- 4 files changed, 10 insertions(+), 8 deletions(-) diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index fa866acef5bb2..3a1ec705cd80b 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -834,9 +834,10 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name) * in ATA and we need to set TPE=1 */ bool target_configure_unmap_from_queue(struct se_dev_attrib *attrib, - struct request_queue *q) + struct block_device *bdev) { - int block_size = queue_logical_block_size(q); + struct request_queue *q = bdev_get_queue(bdev); + int block_size = bdev_logical_block_size(bdev); if (!blk_queue_discard(q)) return false; diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 8190b840065f3..8d191fdc33217 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -134,10 +134,11 @@ static int fd_configure_device(struct se_device *dev) */ inode = file->f_mapping->host; if (S_ISBLK(inode->i_mode)) { - struct request_queue *q = bdev_get_queue(I_BDEV(inode)); + struct block_device *bdev = I_BDEV(inode); + struct request_queue *q = bdev_get_queue(bdev); unsigned long long dev_size; - fd_dev->fd_block_size = bdev_logical_block_size(I_BDEV(inode)); + fd_dev->fd_block_size = bdev_logical_block_size(bdev); /* * Determine the number of bytes from i_size_read() minus * one (1) logical sector from underlying struct block_device @@ -150,7 +151,7 @@ static int fd_configure_device(struct se_device *dev) dev_size, div_u64(dev_size, fd_dev->fd_block_size), fd_dev->fd_block_size); - if (target_configure_unmap_from_queue(&dev->dev_attrib, q)) + if (target_configure_unmap_from_queue(&dev->dev_attrib, bdev)) pr_debug("IFILE: BLOCK Discard support available," " disabled by default\n"); /* diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 87ede165ddba4..b886ce1770bfd 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -119,7 +119,7 @@ static int iblock_configure_device(struct se_device *dev) dev->dev_attrib.hw_max_sectors = queue_max_hw_sectors(q); dev->dev_attrib.hw_queue_depth = q->nr_requests; - if (target_configure_unmap_from_queue(&dev->dev_attrib, q)) + if (target_configure_unmap_from_queue(&dev->dev_attrib, bd)) pr_debug("IBLOCK: BLOCK Discard support available," " disabled by default\n"); diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h index 675f3a1fe6139..773963a1e0b53 100644 --- a/include/target/target_core_backend.h +++ b/include/target/target_core_backend.h @@ -14,7 +14,7 @@ #define TRANSPORT_FLAG_PASSTHROUGH_ALUA 0x2 #define TRANSPORT_FLAG_PASSTHROUGH_PGR 0x4 -struct request_queue; +struct block_device; struct scatterlist; struct target_backend_ops { @@ -117,7 +117,7 @@ sense_reason_t passthrough_parse_cdb(struct se_cmd *cmd, bool target_sense_desc_format(struct se_device *dev); sector_t target_to_linux_sector(struct se_device *dev, sector_t lb); bool target_configure_unmap_from_queue(struct se_dev_attrib *attrib, - struct request_queue *q); + struct block_device *bdev); static inline bool target_dev_configured(struct se_device *se_dev) {