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=-6.8 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 DE8BEC433DF for ; Wed, 22 Jul 2020 06:26:28 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id A03BA20792 for ; Wed, 22 Jul 2020 06:26:28 +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="ZDViaijT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A03BA20792 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 29F536B0006; Wed, 22 Jul 2020 02:26:28 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 24ED86B0007; Wed, 22 Jul 2020 02:26:28 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 165866B0008; Wed, 22 Jul 2020 02:26:28 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0162.hostedemail.com [216.40.44.162]) by kanga.kvack.org (Postfix) with ESMTP id 016536B0006 for ; Wed, 22 Jul 2020 02:26:27 -0400 (EDT) Received: from smtpin29.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id A39891844DEE2 for ; Wed, 22 Jul 2020 06:26:27 +0000 (UTC) X-FDA: 77064727614.29.eyes80_5f0d46e26f33 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin29.hostedemail.com (Postfix) with ESMTP id 7F94F18264700 for ; Wed, 22 Jul 2020 06:26:27 +0000 (UTC) X-HE-Tag: eyes80_5f0d46e26f33 X-Filterd-Recvd-Size: 4405 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf26.hostedemail.com (Postfix) with ESMTP for ; Wed, 22 Jul 2020 06:26:27 +0000 (UTC) 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=nJ6vd+grvDchfhgOoRJXeEWmE80itmaD6P+ShAEnf0o=; b=ZDViaijTqSHtlhyjsyI79T8eug rxF8+QhhDPG0QLqhRG1no30mE4feK+8BcfyyD6PnWIbom+vDei6S9xfWZUD5/I1NXkleOZ3H5cIdE ZmOtMmGyEs8KSDFFQrG0Pk8McNbUzMlRlCX+EdmtT5la945aY4KCpD4w0MVYqoGExCfq10QbPygUR 1IMbJ/NMhkmbwRN9mR0zGpsExYMGkwzksinkhMHiK5U3ps2AcR37Ab5DhNDYGg5MF1+E9ZrwClO9o 1vqqsQG7C3ZMM3NdjvQbFcJmZo10g7gSG6ySvzL27dHsK1y7bY6aRW817DytS9LdwV8GmCZhQ4clx dVSoPCqg==; Received: from [2001:4bb8:18c:2acc:e75:d48f:65ef:e944] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jy8CP-0004lN-U3; Wed, 22 Jul 2020 06:26:10 +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 v2 Date: Wed, 22 Jul 2020 08:25:38 +0200 Message-Id: <20200722062552.212200-1-hch@lst.de> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html X-Rspamd-Queue-Id: 7F94F18264700 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 Content-Transfer-Encoding: quoted-printable 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: 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 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 | 2=20 block/blk-integrity.c | 4=20 block/blk-mq-debugfs.c | 1=20 block/blk-settings.c | 5=20 block/blk-sysfs.c | 282 ++++++++++-------------------------= ------- block/genhd.c | 13 + drivers/block/aoe/aoeblk.c | 2=20 drivers/block/brd.c | 1=20 drivers/block/drbd/drbd_nl.c | 18 -- drivers/block/drbd/drbd_req.c | 4=20 drivers/block/rbd.c | 2=20 drivers/block/zram/zram_drv.c | 19 +- drivers/md/bcache/super.c | 4=20 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=20 drivers/mtd/mtdcore.c | 1=20 drivers/nvdimm/btt.c | 2=20 drivers/nvdimm/pmem.c | 1=20 drivers/nvme/host/core.c | 3=20 drivers/nvme/host/multipath.c | 10 - drivers/scsi/iscsi_tcp.c | 4=20 fs/9p/vfs_file.c | 2=20 fs/9p/vfs_super.c | 4=20 fs/afs/super.c | 1=20 fs/btrfs/disk-io.c | 2=20 fs/fs-writeback.c | 7 - fs/fuse/inode.c | 4=20 fs/namei.c | 4=20 fs/nfs/super.c | 9 - fs/super.c | 2=20 fs/ubifs/super.c | 1=20 fs/vboxsf/super.c | 1=20 include/linux/backing-dev.h | 78 +---------- include/linux/blkdev.h | 3=20 include/linux/drbd.h | 1=20 include/linux/fs.h | 2=20 mm/backing-dev.c | 12 - mm/filemap.c | 4=20 mm/memcontrol.c | 2=20 mm/memory-failure.c | 2=20 mm/migrate.c | 2=20 mm/mmap.c | 2=20 mm/page-writeback.c | 18 +- mm/page_io.c | 18 +- mm/swapfile.c | 4=20 48 files changed, 204 insertions(+), 464 deletions(-)