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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 EC8F0C18E5B for ; Tue, 10 Mar 2020 16:26:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D05B121D56 for ; Tue, 10 Mar 2020 16:26:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726633AbgCJQ0v (ORCPT ); Tue, 10 Mar 2020 12:26:51 -0400 Received: from verein.lst.de ([213.95.11.211]:53864 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726426AbgCJQ0v (ORCPT ); Tue, 10 Mar 2020 12:26:51 -0400 Received: by verein.lst.de (Postfix, from userid 2407) id 9499D68BE1; Tue, 10 Mar 2020 17:26:47 +0100 (CET) Date: Tue, 10 Mar 2020 17:26:47 +0100 From: Christoph Hellwig To: He Zhe Cc: Christoph Hellwig , jack@suse.cz, Jens Axboe , viro@zeniv.linux.org.uk, bvanassche@acm.org, keith.busch@intel.com, tglx@linutronix.de, mwilck@suse.com, yuyufen@huawei.com, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: disk revalidation updates and OOM Message-ID: <20200310162647.GA6361@lst.de> References: <93b395e6-5c3f-0157-9572-af0f9094dbd7@windriver.com> <20200310074018.GB26381@lst.de> <75865e17-48f8-a63a-3a29-f995115ffcfc@windriver.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <75865e17-48f8-a63a-3a29-f995115ffcfc@windriver.com> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Tue, Mar 10, 2020 at 11:30:27PM +0800, He Zhe wrote: > > So this is the exact requirement of commits to be reverted from a bisect > > or just a first guess? > > Many commits failed to build or boot during bisection. > > At least the following four have to be reverted to make it work. > > 979c690d block: move clearing bd_invalidated into check_disk_size_change > f0b870d block: remove (__)blkdev_reread_part as an exported API > 142fe8f block: fix bdev_disk_changed for non-partitioned devices > a1548b6 block: move rescan_partitions to fs/block_dev.c Just to make sure we are on the same page: if you revert all four it works, if you rever all but a1548b6 block: move rescan_partitions to fs/block_dev.c it doesn't?