From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tao Ma Subject: Re: [PATCH] ext4: Protect group inode free counting with group lock. Date: Tue, 29 May 2012 10:18:14 +0800 Message-ID: <4FC431E6.7020206@tao.ma> References: <1337158192-4591-1-git-send-email-tm@tao.ma> <4FB3AF00.9060704@redhat.com> <4FB3BFC9.20901@tao.ma> <4FB3CC8C.4030502@redhat.com> <4FB45FBE.10004@tao.ma> <20120528222241.GD5610@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Eric Sandeen , linux-ext4@vger.kernel.org To: Ted Ts'o Return-path: Received: from oproxy7-pub.bluehost.com ([67.222.55.9]:43313 "HELO oproxy7-pub.bluehost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752386Ab2E2CST (ORCPT ); Mon, 28 May 2012 22:18:19 -0400 In-Reply-To: <20120528222241.GD5610@thunk.org> Sender: linux-ext4-owner@vger.kernel.org List-ID: On 05/29/2012 06:22 AM, Ted Ts'o wrote: > On Thu, May 17, 2012 at 10:17:34AM +0800, Tao Ma wrote: >> oh, I see. Yes, we mkfs the system with the following configurations: >> mke2fs -O ^resize_inode,^uninit_bg,extent,meta_bg,flex_bg,ext_attr >> Maybe that's the reason why it has never be met by others before. ;) > > I'm curious -- is there a specific reason you're disabling the group > descriptor checksum? Or was that just something that was picked at > one point and you haven't changed it since? We are just disabling the uninit_bg so as to let the block group initialization happen in the mkfs time. I don't know why the checksum is also disabled by ^uninit_bg. Thanks Tao > > Thanks, > > - Ted > -- > To unsubscribe from this list: send the line "unsubscribe linux-ext4" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html