1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 2d854bb9373e..650e6b44ce65 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -649,6 +649,14 @@ config HVCS
           which will also be compiled when this driver is built as a
           module.
 
+config IBM_BSR
+        tristate "IBM POWER Barrier Synchronization Register support"
+        depends on PPC_PSERIES
+        help
+          This devices exposes a hardware mechanism for fast synchronization
+          of threads across a large system which avoids bouncing a cacheline
+          between several cores on a system
+
 source "drivers/char/ipmi/Kconfig"
 
 config DS1620