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| author | Tejun Heo <tj@kernel.org> | 2008-10-13 10:46:01 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-10-17 08:46:56 +0200 |
| commit | 0e11e342bac31f51ea055b147d20f77b59b9dd2c (patch) | |
| tree | 922439ce3dbc495bc2e013fa775ceefad60d5a1f /lib/Kconfig.debug | |
| parent | 54514a70adefe356afe854e2d3912d46668068e6 (diff) | |
| download | lwn-0e11e342bac31f51ea055b147d20f77b59b9dd2c.tar.gz lwn-0e11e342bac31f51ea055b147d20f77b59b9dd2c.zip | |
block: add BIG FAT WARNING to CONFIG_DEBUG_BLOCK_EXT_DEVT
CONFIG_DEBUG_BLOCK_EXT_DEVT can break booting even on some modern
distros. Add BIG FAT WARNING to keep people at a safe distance.
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 31d784dd80d0..b0f239e443bc 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -652,6 +652,11 @@ config DEBUG_BLOCK_EXT_DEVT depends on BLOCK default n help + BIG FAT WARNING: ENABLING THIS OPTION MIGHT BREAK BOOTING ON + SOME DISTRIBUTIONS. DO NOT ENABLE THIS UNLESS YOU KNOW WHAT + YOU ARE DOING. Distros, please enable this and fix whatever + is broken. + Conventionally, block device numbers are allocated from predetermined contiguous area. However, extended block area may introduce non-contiguous block device numbers. This |