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 6FCA7C43334 for ; Mon, 25 Jul 2022 22:25:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230097AbiGYWZt (ORCPT ); Mon, 25 Jul 2022 18:25:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229491AbiGYWZs (ORCPT ); Mon, 25 Jul 2022 18:25:48 -0400 Received: from out20-110.mail.aliyun.com (out20-110.mail.aliyun.com [115.124.20.110]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40C66252AA for ; Mon, 25 Jul 2022 15:25:40 -0700 (PDT) X-Alimail-AntiSpam: AC=CONTINUE;BC=0.06773967|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_social|0.00378093-0.000296213-0.995923;FP=0|0|0|0|0|-1|-1|-1;HT=ay29a033018047207;MF=wangyugui@e16-tech.com;NM=1;PH=DS;RN=5;RT=5;SR=0;TI=SMTPD_---.OdYhrhQ_1658787937; Received: from 192.168.2.112(mailfrom:wangyugui@e16-tech.com fp:SMTPD_---.OdYhrhQ_1658787937) by smtp.aliyun-inc.com; Tue, 26 Jul 2022 06:25:37 +0800 Date: Tue, 26 Jul 2022 06:25:38 +0800 From: Wang Yugui To: dsterba@suse.cz, Wang Yugui , Stefan Roesch , linux-btrfs@vger.kernel.org, kernel-team@fb.com Subject: Re: [PATCH v6 1/4] btrfs: store chunk size in space-info struct. In-Reply-To: <20220725134149.GY13489@twin.jikos.cz> References: <20220723074936.30FD.409509F4@e16-tech.com> <20220725134149.GY13489@twin.jikos.cz> Message-Id: <20220726062537.D2E7.409509F4@e16-tech.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.75.04 [en] Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Hi, > On Sat, Jul 23, 2022 at 07:49:37AM +0800, Wang Yugui wrote: > > Hi, > > > > In this patch, the max chunk size is changed from > > BTRFS_MAX_DATA_CHUNK_SIZE(10G) to SZ_1G without any comment ? > > The patch hasn't been merged, the change from 1G to 10G without proper > evaluation won't happen. The sysfs knob is available for users who want > to test it or know that the non-default value works in their > environment. this patch is in misc-next( 5.19.0-rc8 based, 5.19.0-rc7 based) now. 5.19.0-rc8 based: f6fca3917b4d btrfs: store chunk size in space-info struct The sysfs knob show that current default chunk size is 1G, not 10G as older version. Best Regards Wang Yugui (wangyugui@e16-tech.com) 2022/07/26