From 1737d4c871d9c6344776bd7df2b8130d227de953 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Sun, 26 Jul 2009 02:21:32 +0200 Subject: [PATCH 222/278] x86: Use generic rwsem_spinlocks on -rt Simplifies the separation of anon_rw_semaphores and rw_semaphores for -rt. Signed-off-by: Thomas Gleixner --- arch/x86/Kconfig | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index efb4294..e084a73 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -161,10 +161,10 @@ config ARCH_MAY_HAVE_PC_FDC def_bool ISA_DMA_API config RWSEM_GENERIC_SPINLOCK - def_bool !X86_XADD + def_bool !X86_XADD || PREEMPT_RT_FULL config RWSEM_XCHGADD_ALGORITHM - def_bool X86_XADD + def_bool X86_XADD && !RWSEM_GENERIC_SPINLOCK && !PREEMPT_RT_FULL config ARCH_HAS_CPU_IDLE_WAIT def_bool y -- 1.7.10