commit 8a9e3936053600b647921b6196e667772f815857
author Jeff Ohlstein <johlstei@codeaurora.org> Wed Mar 07 19:24:13 2012 -0800
committer Jeff Ohlstein <johlstei@codeaurora.org> Wed Mar 07 19:33:45 2012 -0800
tree e3ae6b972a2c08730298ba8acffb8e7ce7928251
parent 86798f3ae3e50a676b41ef3fdee63f6b50f15f8b

arm: Turn off generic lockbreak when using ticket spinlocks

CONFIG_GENERIC_LOCKBREAK can still cause livelocks in some situations,
even when using ticket spinlocks.

Change-Id: I9db23589ffe1d054e9a359804a6c4858baeb6602
Signed-off-by: Jeff Ohlstein <johlstei@codeaurora.org>

arch/arm/Kconfig

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index b46d7f1..f5046dc 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -131,7 +131,7 @@
 
 config GENERIC_LOCKBREAK
 	bool
-	default y
+	default y if !ARM_TICKET_LOCKS
 	depends on SMP && PREEMPT
 
 config ARM_TICKET_LOCKS