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=-6.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 2D674C433E7 for ; Fri, 9 Oct 2020 01:56:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C5EAE22248 for ; Fri, 9 Oct 2020 01:56:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730772AbgJIB4N (ORCPT ); Thu, 8 Oct 2020 21:56:13 -0400 Received: from outgoing-auth-1.mit.edu ([18.9.28.11]:41233 "EHLO outgoing.mit.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730755AbgJIB4N (ORCPT ); Thu, 8 Oct 2020 21:56:13 -0400 Received: from callcc.thunk.org (pool-72-74-133-215.bstnma.fios.verizon.net [72.74.133.215]) (authenticated bits=0) (User authenticated as tytso@ATHENA.MIT.EDU) by outgoing.mit.edu (8.14.7/8.12.4) with ESMTP id 0991td4I028620 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 8 Oct 2020 21:55:40 -0400 Received: by callcc.thunk.org (Postfix, from userid 15806) id 43E0D420107; Thu, 8 Oct 2020 21:55:39 -0400 (EDT) Date: Thu, 8 Oct 2020 21:55:39 -0400 From: "Theodore Y. Ts'o" To: "zhangyi (F)" Cc: linux-ext4@vger.kernel.org, jack@suse.com, adilger.kernel@dilger.ca Subject: Re: [PATCH v2 5/7] ext4: introduce ext4_sb_breadahead_unmovable() to replace sb_breadahead_unmovable() Message-ID: <20201009015539.GE816148@mit.edu> References: <20200924073337.861472-1-yi.zhang@huawei.com> <20200924073337.861472-6-yi.zhang@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200924073337.861472-6-yi.zhang@huawei.com> Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Thu, Sep 24, 2020 at 03:33:35PM +0800, zhangyi (F) wrote: > If we readahead inode tables in __ext4_get_inode_loc(), it may bypass > buffer_write_io_error() check, so introduce ext4_sb_breadahead_unmovable() > to handle this special case. > > This patch also replace sb_breadahead_unmovable() in ext4_fill_super() > for the sake of unification. > > Signed-off-by: zhangyi (F) Thanks, applied. - Ted