X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fchar%2FKconfig;h=650e6b44ce65942471a98bfcbdae8759fe1ffcbc;hb=84c3d4aaec3338201b449034beac41635866bddf;hp=2d854bb9373e46ca465ab36411089f7810944203;hpb=5dfd06215b951de70b3e610de47813811c822a44;p=linux-2.6

diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 2d854bb937..650e6b44ce 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