From 11655d8ad53365933c3645131b4f310bfa057e15 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Sun, 17 Jul 2011 21:51:45 +0200 Subject: [PATCH 151/352] locking: Disable spin on owner for RT MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Drop spin on owner for mutex / rwsem. We are most likely not using it but… Signed-off-by: Thomas Gleixner --- kernel/Kconfig.locks | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/Kconfig.locks b/kernel/Kconfig.locks index ebdb004..b9e6aa7 100644 --- a/kernel/Kconfig.locks +++ b/kernel/Kconfig.locks @@ -225,11 +225,11 @@ config ARCH_SUPPORTS_ATOMIC_RMW config MUTEX_SPIN_ON_OWNER def_bool y - depends on SMP && !DEBUG_MUTEXES && ARCH_SUPPORTS_ATOMIC_RMW + depends on SMP && !DEBUG_MUTEXES && ARCH_SUPPORTS_ATOMIC_RMW && !PREEMPT_RT_FULL config RWSEM_SPIN_ON_OWNER def_bool y - depends on SMP && RWSEM_XCHGADD_ALGORITHM && ARCH_SUPPORTS_ATOMIC_RMW + depends on SMP && RWSEM_XCHGADD_ALGORITHM && ARCH_SUPPORTS_ATOMIC_RMW && !PREEMPT_RT_FULL config LOCK_SPIN_ON_OWNER def_bool y -- 2.7.4