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=-6.5 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 69C52C43461 for ; Thu, 10 Sep 2020 21:00:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 13DA32080A for ; Thu, 10 Sep 2020 21:00:10 +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="qOtT7aIV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727968AbgIJU7y (ORCPT ); Thu, 10 Sep 2020 16:59:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58908 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731127AbgIJOsn (ORCPT ); Thu, 10 Sep 2020 10:48:43 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3C5F6C06179A; Thu, 10 Sep 2020 07:48:43 -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=G/ynTjiiaQImGikICL0Gi3SQqZvoYMtx3vuRG4L2Av0=; b=qOtT7aIVEPRamwsXqaXgrJlja8 q2wS41r86uBmexZ/oqJQzqwyKpAFJXnGBEmvOQk5iJqrYtbDECr3uG2rXmaqm0KlEWHXxZo2RHcQy 0ryEeRmnT6dbxMtwimADAon7dOEyWt5hJQSsPWE6p/JAwPBc8YUj6xx4fCFPJeHAAdBN+sM5S9MTg FowMF/Yyd3yg13KFYySdeZtHRrjTC7AE6aXk69XxPAfc8CnAwaBcAaGX3hEcgxs0NxH9mubGzqUma 0rP4/e+qVoXjVmX1AxpSX++MdR/eFn4iF7Y/DBtWhBj3C+HnendB6PWzU0TdPvPX5Jy2Fu7b2tnFc EAdhi49A==; Received: from [2001:4bb8:184:af1:3ecc:ac5b:136f:434a] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kGNsH-0006vT-Ul; Thu, 10 Sep 2020 14:48:34 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Song Liu , Hans de Goede , Richard Weinberger , Minchan Kim , 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 v4 Date: Thu, 10 Sep 2020 16:48:20 +0200 Message-Id: <20200910144833.742260-1-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-raid-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-raid@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 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(-)