| From: Thomas Gleixner <tglx@linutronix.de> |
| Date: Sun, 26 Jul 2009 02:21:32 +0200 |
| Subject: 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> |
| |
| --- |
| arch/x86/Kconfig | 5 ++++- |
| 1 file changed, 4 insertions(+), 1 deletion(-) |
| |
| --- a/arch/x86/Kconfig |
| +++ b/arch/x86/Kconfig |
| @@ -242,8 +242,11 @@ 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 |
