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authorThomas Gleixner <tglx@linutronix.de>2009-07-26 02:21:32 +0200
committerSteven Rostedt <rostedt@goodmis.org>2015-06-18 18:16:33 -0400
commita0e60e2354cae935c8fbcdc8dedbef0e9a812da8 (patch)
tree78ac0c4e45938370d019ea29b770a3e0715eb766
parent2d1febbf2ce2a89f82a28654f159509ca2aa814b (diff)
downloadlinux-rt-a0e60e2354cae935c8fbcdc8dedbef0e9a812da8.tar.gz
x86: Use generic rwsem_spinlocks on -rt
Simplifies the separation of anon_rw_semaphores and rw_semaphores for -rt. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
-rw-r--r--arch/x86/Kconfig5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 3635fff7b32d..6e9d2cc9dcc4 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -197,8 +197,11 @@ config ARCH_MAY_HAVE_PC_FDC
def_bool y
depends on ISA_DMA_API
+config RWSEM_GENERIC_SPINLOCK
+ def_bool PREEMPT_RT_FULL
+
config RWSEM_XCHGADD_ALGORITHM
- def_bool y
+ def_bool !RWSEM_GENERIC_SPINLOCK && !PREEMPT_RT_FULL
config GENERIC_CALIBRATE_DELAY
def_bool y