From: Thomas Gleixner Date: Sun, 26 Jul 2009 02:21:32 +0200 Subject: [PATCH 052/353] x86: Use generic rwsem_spinlocks on -rt Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=2c2d67e579a50998e69e63fc2e1d3b93ddecc564 Simplifies the separation of anon_rw_semaphores and rw_semaphores for -rt. Signed-off-by: Thomas Gleixner --- arch/x86/Kconfig | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index a8ec5d0c024e..6ee7220e7f47 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -264,8 +264,11 @@ 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