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| author | Theodore Ts'o <tytso@mit.edu> | 2009-01-06 15:16:33 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2009-01-06 15:16:33 -0500 |
| commit | 4d783b093cd4f3e2738527365979cbd1c5101065 (patch) | |
| tree | cd8b330894e63fe7e039884f56e3f710b95c5e38 /block | |
| parent | abda14189251563a50f56da5ea2e37e904ac4cba (diff) | |
| download | linux-4d783b093cd4f3e2738527365979cbd1c5101065.tar.gz linux-4d783b093cd4f3e2738527365979cbd1c5101065.tar.bz2 linux-4d783b093cd4f3e2738527365979cbd1c5101065.zip | |
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>
Diffstat (limited to 'block')
| -rw-r--r-- | block/Kconfig | 6 |
1 files changed, 6 insertions, 0 deletions
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 |