From: Theodore Tso <tytso@mit.edu>
To: Ext4 Developers List <linux-ext4@vger.kernel.org>
Cc: Jens Axboe <jens.axboe@oracle.com>
Subject: Re: [PATCH] block: Add Kconfig help which notes that ext4 needs CONFIG_LSF
Date: Tue, 6 Jan 2009 15:17:47 -0500 [thread overview]
Message-ID: <20090106201747.GA12578@mit.edu> (raw)
In-Reply-To: <1231262490-15594-1-git-send-email-tytso@mit.edu>
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" <tytso@mit.edu>
Cc: Jens Axboe <jens.axboe@oracle.com>
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
next prev parent reply other threads:[~2009-01-06 20:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-06 17:21 [PATCH] block: Add Kconfig help which notes that ext4 needs CONFIG_LSF Theodore Ts'o
2009-01-06 20:17 ` Theodore Tso [this message]
2009-01-08 11:39 ` Andreas Dilger
2009-01-09 8:04 ` Jens Axboe
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