locking/mutex: Disable optimistic spinning on some architectures

[pandora-kernel.git] / arch / sparc / Kconfig

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 88d442d..f2f3574 100644 (file)
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -57,6 +57,7 @@ config SPARC64
        select IRQ_PREFLOW_FASTEOI
        select ARCH_HAVE_NMI_SAFE_CMPXCHG
        select HAVE_C_RECORDMCOUNT
+       select ARCH_SUPPORTS_ATOMIC_RMW
 
 config ARCH_DEFCONFIG
        string