From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59FA5C43461 for ; Tue, 15 Sep 2020 16:10:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 17BF6206BE for ; Tue, 15 Sep 2020 16:10:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="e+3jk+59" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727579AbgIOQKj (ORCPT ); Tue, 15 Sep 2020 12:10:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42286 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727047AbgIOPU5 (ORCPT ); Tue, 15 Sep 2020 11:20:57 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7FDE9C06178A; Tue, 15 Sep 2020 08:20:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=WgQU+DROBiFXSU4XRLi15Ig7DnwkeQul1eu0RWtmaDw=; b=e+3jk+59mxpACTbbZjvM84YGj4 ceZbnJEyNbo2sMobiL9SoJ/Wml/TfR7ZxGNJ2SmU+0KOtNugocfDQjsanQudzdZwG8tMW2iGt2Dbh 5mQmfr9qjUufz+t8XYePond1pxsq56FWF3eh/QXzn34d7rxr8btIOElj7CGNBYepyUHlm89BAuMWW FTRFUOsqtFqEL6dBsoD8pHkZEwTfg+xJKDiQK18DDhC6neKQnJnR54JJ1XBA0dPWp6V1bYeExdck6 hrhjpYhRMs5GVJSKvJV5yRYrE8qRMuWvyKp0uETm2uGjmbQ8U96hYfS5T23/uXLzXtXL5lfc40b7j JVXhJ3JQ==; Received: from 089144214092.atnat0023.highway.a1.net ([89.144.214.92] helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kICl8-0000xV-0W; Tue, 15 Sep 2020 15:20:42 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Song Liu , Hans de Goede , Richard Weinberger , Minchan Kim , Johannes Thumshirn , linux-mtd@lists.infradead.org, dm-devel@redhat.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, drbd-dev@lists.linbit.com, linux-raid@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, cgroups@vger.kernel.org Subject: bdi cleanups v5 Date: Tue, 15 Sep 2020 17:18:17 +0200 Message-Id: <20200915151829.1767176-1-hch@lst.de> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jens, this series contains a bunch of different BDI cleanups. The biggest item is to isolate block drivers from the BDI in preparation of changing the lifetime of the block device BDI in a follow up series. Changes since v4: - add a back a prematurely removed assignment in dm-table.c - pick up a few reviews from Johannes that got lost Changes since v3: - rebased on the lasted block tree, which has some of the prep changes merged - extend the ->ra_pages changes to ->io_pages - move initializing ->ra_pages and ->io_pages for block devices to blk_register_queue Changes since v2: - fix a rw_page return value check - fix up various changelogs Changes since v1: - rebased to the for-5.9/block-merge branch - explicitly set the readahead to 0 for ubifs, vboxsf and mtd - split the zram block_device operations - let rw_page users fall back to bios in swap_readpage Diffstat: block/blk-core.c | 3 - block/blk-integrity.c | 4 +- block/blk-mq-debugfs.c | 1 block/blk-settings.c | 5 +- block/blk-sysfs.c | 4 +- block/genhd.c | 13 +++++-- drivers/block/aoe/aoeblk.c | 2 - drivers/block/brd.c | 1 drivers/block/drbd/drbd_nl.c | 18 --------- drivers/block/drbd/drbd_req.c | 4 -- drivers/block/rbd.c | 2 - drivers/block/zram/zram_drv.c | 19 +++++++--- drivers/md/bcache/super.c | 4 -- drivers/md/dm-table.c | 9 +--- drivers/md/raid0.c | 16 -------- drivers/md/raid10.c | 46 ++++++++---------------- drivers/md/raid5.c | 31 +++++++--------- drivers/mmc/core/queue.c | 3 - drivers/mtd/mtdcore.c | 2 + drivers/nvdimm/btt.c | 2 - drivers/nvdimm/pmem.c | 1 drivers/nvme/host/core.c | 3 - drivers/nvme/host/multipath.c | 10 +---- drivers/scsi/iscsi_tcp.c | 4 +- fs/9p/vfs_file.c | 2 - fs/9p/vfs_super.c | 6 ++- fs/afs/super.c | 1 fs/btrfs/disk-io.c | 2 - fs/fs-writeback.c | 7 ++- fs/fuse/inode.c | 4 +- fs/namei.c | 4 +- fs/nfs/super.c | 9 ---- fs/super.c | 2 + fs/ubifs/super.c | 2 + fs/vboxsf/super.c | 2 + include/linux/backing-dev.h | 78 +++++++----------------------------------- include/linux/blkdev.h | 3 + include/linux/drbd.h | 1 include/linux/fs.h | 2 - mm/backing-dev.c | 13 +++---- mm/filemap.c | 4 +- mm/memcontrol.c | 2 - mm/memory-failure.c | 2 - mm/migrate.c | 2 - mm/mmap.c | 2 - mm/page-writeback.c | 18 ++++----- mm/page_io.c | 18 +++++---- mm/swapfile.c | 4 +- 48 files changed, 144 insertions(+), 253 deletions(-)