From patchwork Fri May 14 13:47:24 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Kujau X-Patchwork-Id: 99615 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o4EDlSWF027943 for ; Fri, 14 May 2010 13:47:28 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756568Ab0ENNr1 (ORCPT ); Fri, 14 May 2010 09:47:27 -0400 Received: from moutng.kundenserver.de ([212.227.17.8]:52473 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756555Ab0ENNr0 (ORCPT ); Fri, 14 May 2010 09:47:26 -0400 Received: from bogon.housecafe.de (ppp-88-217-1-62.dynamic.mnet-online.de [88.217.1.62]) by mrelayeu.kundenserver.de (node=mreu0) with ESMTP (Nemesis) id 0M0vAh-1NJB340Mtb-00v7wv; Fri, 14 May 2010 15:47:25 +0200 Received: from localhost ([127.0.0.1]) by bogon.housecafe.de with esmtp (Exim 4.69) (envelope-from ) id 1OCvEa-0005on-Aa; Fri, 14 May 2010 15:47:24 +0200 Date: Fri, 14 May 2010 06:47:24 -0700 (PDT) From: Christian Kujau To: Chris Mason cc: Ameya Palande , ext Arjan van de Ven , "meego-dev@meego.com" , linux-btrfs@vger.kernel.org Subject: Re: [MeeGo-dev] Btrfs as default file system In-Reply-To: <20100511131844.GB27606@think> Message-ID: References: <1273575646.2336.9.camel@sanganak> <4BE95584.7000204@linux.intel.com> <1273583736.2336.105.camel@sanganak> <20100511131844.GB27606@think> User-Agent: Alpine 2.01 (DEB 1266 2009-07-14) MIME-Version: 1.0 X-Provags-ID: V01U2FsdGVkX1/OpwpgkTMxB1p1ZEC5rX0E6iZz6fzNlcx5pk9 f4DHDZWXQ77w7SqqmQyiQtyVpTD+znDmErWlt0V2raPL8HJHY5 U6PCF9CaRH5suggR5qQng== Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Fri, 14 May 2010 13:47:28 +0000 (UTC) diff --git a/Documentation/filesystems/btrfs.txt b/Documentation/filesystems/btrfs.txt index 64087c3..da67070 100644 --- a/Documentation/filesystems/btrfs.txt +++ b/Documentation/filesystems/btrfs.txt @@ -12,9 +12,9 @@ number of challenges with scaling to the large storage subsystems that are becoming common in today's data centers. Filesystems need to scale in their ability to address and manage large storage, and also in their ability to detect, repair and tolerate errors in the data stored -on disk. Btrfs is under heavy development, and is not suitable for -any uses other than benchmarking and review. The Btrfs disk format is -not yet finalized. +on disk. Btrfs is under heavy development, but with Linux 2.6.31 the +Btrfs disk format has been finalized and is not considered experimental +any more. The main Btrfs features include: @@ -33,6 +33,7 @@ The main Btrfs features include: * Efficient incremental backup and FS mirroring (not yet implemented) * Online filesystem defragmentation +Please see https://btrfs.wiki.kernel.org for details on these features. MAILING LIST diff --git a/fs/btrfs/Kconfig b/fs/btrfs/Kconfig index 7bb3c02..cebb197 100644 --- a/fs/btrfs/Kconfig +++ b/fs/btrfs/Kconfig @@ -1,16 +1,12 @@ config BTRFS_FS - tristate "Btrfs filesystem (EXPERIMENTAL) Unstable disk format" - depends on EXPERIMENTAL + tristate "Btrfs filesystem" select LIBCRC32C select ZLIB_INFLATE select ZLIB_DEFLATE help Btrfs is a new filesystem with extents, writable snapshotting, - support for multiple devices and many more features. - - Btrfs is highly experimental, and THE DISK FORMAT IS NOT YET - FINALIZED. You should say N here unless you are interested in - testing Btrfs with non-critical data. + support for multiple devices and many more features. For more + information, please see https://btrfs.wiki.kernel.org. To compile this file system support as a module, choose M here. The module will be called btrfs.