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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE77CC77B61 for ; Mon, 10 Apr 2023 05:55:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229595AbjDJFzC (ORCPT ); Mon, 10 Apr 2023 01:55:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32950 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229482AbjDJFzA (ORCPT ); Mon, 10 Apr 2023 01:55:00 -0400 Received: from out30-113.freemail.mail.aliyun.com (out30-113.freemail.mail.aliyun.com [115.124.30.113]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C84D82D58 for ; Sun, 9 Apr 2023 22:54:58 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R141e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046051;MF=hsiangkao@linux.alibaba.com;NM=1;PH=DS;RN=6;SR=0;TI=SMTPD_---0VfgkPSi_1681106095; Received: from 30.97.49.25(mailfrom:hsiangkao@linux.alibaba.com fp:SMTPD_---0VfgkPSi_1681106095) by smtp.aliyun-inc.com; Mon, 10 Apr 2023 13:54:56 +0800 Message-ID: <24cc6f3a-6524-7858-2c6c-88019a36c41e@linux.alibaba.com> Date: Mon, 10 Apr 2023 13:54:54 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH v2 7/7] erofs: enable long extended attribute name prefixes To: Jingbo Xu Cc: linux-kernel@vger.kernel.org, Gao Xiang , Chao Yu , Yue Hu , linux-erofs mailing list References: <20230407141710.113882-8-jefflexu@linux.alibaba.com> <20230407222808.19670-1-jefflexu@linux.alibaba.com> From: Gao Xiang In-Reply-To: <20230407222808.19670-1-jefflexu@linux.alibaba.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2023/4/8 06:28, Jingbo Xu wrote: > Let's enable long xattr name prefix feature. Old kernels will just > ignore / skip such extended attributes so that in case you don't want > to mount such images. Add another incompatible feature as an option > for this. > > Signed-off-by: Jingbo Xu > --- > v2: fix build error when CONFIG_EROFS_FS_XATTR is not defined Reviewed-by: Gao Xiang Thanks, Gao Xiang