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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-21 09:06:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-21 09:06:52 -0700
commitb8c7f1dc5ca4e0d10709182233cdab932cef593d (patch)
tree28c5f79d61ce7167511f18eaed5c9fca87c68ab4 /init
parentf4eccb6d979e0cc5a719a50af5f9a56e79092a2d (diff)
parenta71fca58b7f4abca551ae2256ac08dd9123a03f9 (diff)
Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: rcu: Fix whitespace inconsistencies rcu: Fix thinko, actually initialize full tree rcu: Apply results of code inspection of kernel/rcutree_plugin.h rcu: Add WARN_ON_ONCE() consistency checks covering state transitions rcu: Fix synchronize_rcu() for TREE_PREEMPT_RCU rcu: Simplify rcu_read_unlock_special() quiescent-state accounting rcu: Add debug checks to TREE_PREEMPT_RCU for premature grace periods rcu: Kconfig help needs to say that TREE_PREEMPT_RCU scales down rcutorture: Occasionally delay readers enough to make RCU force_quiescent_state rcu: Initialize multi-level RCU grace periods holding locks rcu: Need to update rnp->gpnum if preemptable RCU is to be reliable
Diffstat (limited to 'init')
-rw-r--r--init/Kconfig3
1 files changed, 2 insertions, 1 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 4cc0fa13d5e..0121c0ea3e0 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -331,7 +331,8 @@ config TREE_PREEMPT_RCU
This option selects the RCU implementation that is
designed for very large SMP systems with hundreds or
thousands of CPUs, but for which real-time response
- is also required.
+ is also required. It also scales down nicely to
+ smaller systems.
endchoice