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authorIngo Molnar <mingo@elte.hu>2009-08-09 16:14:17 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-09 16:14:17 +0200
commitc0c6cba3671649e2f3fc098b9d28aa87d7a28337 (patch)
tree9c62bd828fde1a402fb0345ca09afcffcf9f1095 /init
parent2d4504ce6b50de413c3e74f06a3d33af021531e2 (diff)
parent7256cf0e83bf018be8a81806593aaef7f2437f0b (diff)
Merge branch 'core/rcu' into auto-core-next
Diffstat (limited to 'init')
-rw-r--r--init/Kconfig12
1 files changed, 2 insertions, 10 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 3f7e60995c80..25373cf32672 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -316,21 +316,13 @@ choice
prompt "RCU Implementation"
default TREE_RCU
-config CLASSIC_RCU
- bool "Classic RCU"
- help
- This option selects the classic RCU implementation that is
- designed for best read-side performance on non-realtime
- systems.
-
- Select this option if you are unsure.
-
config TREE_RCU
bool "Tree-based hierarchical RCU"
help
This option selects the RCU implementation that is
designed for very large SMP system with hundreds or
- thousands of CPUs.
+ thousands of CPUs. It also scales down nicely to
+ smaller systems.
config PREEMPT_RCU
bool "Preemptible RCU"