From 4d783b093cd4f3e2738527365979cbd1c5101065 Mon Sep 17 00:00:00 2001 From: Theodore Ts'o Date: Tue, 6 Jan 2009 15:16:33 -0500 Subject: block: Add Kconfig help which notes that ext4 needs CONFIG_LBD Signed-off-by: "Theodore Ts'o" Cc: Jens Axboe --- block/Kconfig | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'block/Kconfig') diff --git a/block/Kconfig b/block/Kconfig index ac0956f77785..0cbb3b88b59a 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 -- cgit v1.2.2