From: Theodore Tso Subject: Re: [PATCH] block: Add Kconfig help which notes that ext4 needs CONFIG_LSF Date: Tue, 6 Jan 2009 15:17:47 -0500 Message-ID: <20090106201747.GA12578@mit.edu> References: <1231262490-15594-1-git-send-email-tytso@mit.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Jens Axboe To: Ext4 Developers List Return-path: Received: from THUNK.ORG ([69.25.196.29]:53406 "EHLO thunker.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750709AbZAFURt (ORCPT ); Tue, 6 Jan 2009 15:17:49 -0500 Content-Disposition: inline In-Reply-To: <1231262490-15594-1-git-send-email-tytso@mit.edu> Sender: linux-ext4-owner@vger.kernel.org List-ID: I had to use a slightly different patch for 2.6.28-git7... block: Add Kconfig help which notes that ext4 needs CONFIG_LBD Signed-off-by: "Theodore Ts'o" Cc: Jens Axboe diff --git a/block/Kconfig b/block/Kconfig index ac0956f..0cbb3b8 100644 --- a/block/Kconfig +++ b/block/Kconfig @@ -36,6 +36,12 @@ config LBD This option also enables support for single files larger than 2TB. + The ext4 filesystem requires that this feature be enabled in + order to support filesystems that have the huge_file feature + enabled. Otherwise, it will refuse to mount any filesystems + that use the huge_file feature, which is enabled by default + by mke2fs.ext4. The GFS2 filesystem also requires this feature. + If unsure, say N. config BLK_DEV_IO_TRACE