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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84EF5C433F5 for ; Thu, 21 Oct 2021 12:44:55 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 058CC60F02 for ; Thu, 21 Oct 2021 12:44:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 058CC60F02 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id 9881E6B0072; Thu, 21 Oct 2021 08:44:54 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 937756B0073; Thu, 21 Oct 2021 08:44:54 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 82556900002; Thu, 21 Oct 2021 08:44:54 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0131.hostedemail.com [216.40.44.131]) by kanga.kvack.org (Postfix) with ESMTP id 77BCB6B0072 for ; Thu, 21 Oct 2021 08:44:54 -0400 (EDT) Received: from smtpin40.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 320A0181C5567 for ; Thu, 21 Oct 2021 12:44:54 +0000 (UTC) X-FDA: 78720414108.40.F6A4BA4 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf10.hostedemail.com (Postfix) with ESMTP id 39FD06001992 for ; Thu, 21 Oct 2021 12:44:49 +0000 (UTC) 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:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:In-Reply-To:References; bh=tyuxQN/9l/MuuY3VK3hJBq6XTpOt/wE7olURc0cZxQU=; b=UhASpoQLMrBRxrddKcCl9CeJ/R 4On8jwx63mNHF/qzicrm2l2O6wJUt1wnDB4A/Xstc9HBbDM7NLNY7HL7RYPAhxCdlSx9Sn8tQtG9X 9PcpICnBunfWJ25Iks7wCa7CN81x6xfHbHLe17LF6eaeErr7SaPUMc+pD8kWy1VHq05ZjE6sNA/2i 9aPUGJFpXTJlvIyP2nAF4JGVEXyXN2VIH8Ve6CAS/Kt8PWTWcvMil1zFCavW+sEUNy9b2sJ+CEA2b MhZl4DODlrxPTSZo8FE3T43KYwa1VgL5N1hxP/F/G/+3VilWc7BmdH8FkvoCItwWbw8znBV5MD5tt WxdZYlVQ==; Received: from [2001:4bb8:180:8777:dd70:8011:36d9:4c23] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mdXR8-007WxN-3g; Thu, 21 Oct 2021 12:44:46 +0000 From: Christoph Hellwig To: Andrew Morton Cc: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Jan Kara , linux-mtd@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org Subject: simplify bdi unregistation Date: Thu, 21 Oct 2021 14:44:36 +0200 Message-Id: <20211021124441.668816-1-hch@lst.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 39FD06001992 X-Stat-Signature: 1jq9dhh9jdykyawy9a4kk6an99ip4ej7 Authentication-Results: imf10.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=UhASpoQL; dmarc=none; spf=none (imf10.hostedemail.com: domain of BATV+f538400d2eeb65ed2b85+6633+infradead.org+hch@bombadil.srs.infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=BATV+f538400d2eeb65ed2b85+6633+infradead.org+hch@bombadil.srs.infradead.org X-HE-Tag: 1634820289-829759 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 Andrew, this series simplifies the BDI code to get tid of the magic auto-unregister feature that hid a recent block layer refcounting bug. Diffstat: drivers/mtd/mtdcore.c | 1 + fs/super.c | 3 +++ include/linux/fs.h | 1 + mm/backing-dev.c | 17 +++++++---------- 4 files changed, 12 insertions(+), 10 deletions(-)