From patchwork Tue Jun 11 05:19:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 13692922 X-Patchwork-Delegate: bmarzins@redhat.com Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CE7CF17164C; Tue, 11 Jun 2024 05:19:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718083191; cv=none; b=U3CdgpjK93q/AkX2gX3ZiawSV1JxBajigzfurBxeI1/orhglrHGJu25rYlkuiUx4IHD/WLYzgWjcDzVymHPcgnXfoqMjRPmbZ4jkkizeArrot4B1SMRRicL6E2v+uLEJybI9HAb+FzorqKY9h4YyNayRy9bNmrc3w+IWDCXBOVk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718083191; c=relaxed/simple; bh=hQVLbKvMRzlFbSIHkL+vkDKM8wDx07kbKjaCqB3jk1k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IYXyXb3aObim8cb7LBmA4GFaavMSBWLfy06nwC9OjY8ZGEZ/I1nvKvtkhhIx+mTcUMlVO7oCEOufP9XunjupLXGcVRi32VhDptnLTKPKvOAdzi0pqLugog9at2payYIjTWho1cJj4LHepY7yiDx4p05lG2Vbz95d+jWIdVrk1d4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=UXmi+XkX; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="UXmi+XkX" 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=QZOtfSoQAA02jj5gA5gptGlEH50imtUdZkhUebJgjrY=; b=UXmi+XkXDTmhUIFmQ+lCw4UloG 14qIavWEJ+8aZIyq6Y+DxHB0S+SOdr/Qm7RnBCGVrQ6ORBr+Hqf8WMeKLVA1Ap/HXQFtuZp9XeHwE mLWCp4AAXKrG1/s2Fd8LRv78JletbtIZkPhtpE7wERgDDf281dTYOKtaadOkC4olXUszQKCGm5yP1 BpkgDcxJ6TrEqCdmFlqaO5NBmiBg3C6wPCtwYpOHue5QOYvKPnHjae3lNtfzFW81dHNN4ZfSiAMBf 4uq0nk+3pDzVezm1sl4pM5+/+sE3FR5B72qqnqHf1v7fD0uNQAYqOZPwF/oW5OjnMH5uLvQLA7tKb NcAQXwJw==; Received: from 2a02-8389-2341-5b80-cdb4-8e7d-405d-6b77.cable.dynamic.v6.surfer.at ([2a02:8389:2341:5b80:cdb4:8e7d:405d:6b77] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.97.1 #2 (Red Hat Linux)) id 1sGtv2-00000007QpR-0wAa; Tue, 11 Jun 2024 05:19:40 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Geert Uytterhoeven , Richard Weinberger , Philipp Reisner , Lars Ellenberg , =?utf-8?q?Christoph_B=C3=B6hmwa?= =?utf-8?q?lder?= , Josef Bacik , Ming Lei , "Michael S. Tsirkin" , Jason Wang , =?utf-8?q?Roger_Pau_Monn=C3=A9?= , Alasdair Kergon , Mike Snitzer , Mikulas Patocka , Song Liu , Yu Kuai , Vineeth Vijayan , "Martin K. Petersen" , linux-m68k@lists.linux-m68k.org, linux-um@lists.infradead.org, drbd-dev@lists.linbit.com, nbd@other.debian.org, linuxppc-dev@lists.ozlabs.org, ceph-devel@vger.kernel.org, virtualization@lists.linux.dev, xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org, dm-devel@lists.linux.dev, linux-raid@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, nvdimm@lists.linux.dev, linux-nvme@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-block@vger.kernel.org Subject: [PATCH 03/26] loop: stop using loop_reconfigure_limits in __loop_clr_fd Date: Tue, 11 Jun 2024 07:19:03 +0200 Message-ID: <20240611051929.513387-4-hch@lst.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240611051929.513387-1-hch@lst.de> References: <20240611051929.513387-1-hch@lst.de> Precedence: bulk X-Mailing-List: dm-devel@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html __loop_clr_fd wants to clear all settings on the device. Prepare for moving more settings into the block limits by open coding loop_reconfigure_limits. Signed-off-by: Christoph Hellwig Reviewed-by: Damien Le Moal Reviewed-by: Hannes Reinecke Reviewed-by: Bart Van Assche --- drivers/block/loop.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 93780f41646b75..93a49c40a31a71 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1133,6 +1133,7 @@ static int loop_configure(struct loop_device *lo, blk_mode_t mode, static void __loop_clr_fd(struct loop_device *lo, bool release) { + struct queue_limits lim; struct file *filp; gfp_t gfp = lo->old_gfp_mask; @@ -1156,7 +1157,14 @@ static void __loop_clr_fd(struct loop_device *lo, bool release) lo->lo_offset = 0; lo->lo_sizelimit = 0; memset(lo->lo_file_name, 0, LO_NAME_SIZE); - loop_reconfigure_limits(lo, 512, false); + + /* reset the block size to the default */ + lim = queue_limits_start_update(lo->lo_queue); + lim.logical_block_size = 512; + lim.physical_block_size = 512; + lim.io_min = 512; + queue_limits_commit_update(lo->lo_queue, &lim); + invalidate_disk(lo->lo_disk); loop_sysfs_exit(lo); /* let user-space know about this change */