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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-17 09:29:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-17 09:29:55 -0700
commitc53dbf54863e7f3b0b8810dda2bdd0290006bdac (patch)
treef783074f1bec1112bf1148a077e0114a38403ad4 /lib
parentb73b636e8987f8728c6c700377615757691b9a55 (diff)
parentf73e2d13a16cc88c4faa4729967f92bfeec8a142 (diff)
downloadlinux-c53dbf54863e7f3b0b8810dda2bdd0290006bdac.tar.bz2
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block: block: remove __generic_unplug_device() from exports block: move q->unplug_work initialization blktrace: pass zfcp driver data blktrace: add support for driver data block: fix current kernel-doc warnings block: only call ->request_fn when the queue is not stopped block: simplify string handling in elv_iosched_store() block: fix kernel-doc for blk_alloc_devt() block: fix nr_phys_segments miscalculation bug block: add partition attribute for partition number block: add BIG FAT WARNING to CONFIG_DEBUG_BLOCK_EXT_DEVT softirq: Add support for triggering softirq work on softirqs.
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig.debug5
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