[PATCH 4/4] ARC: Enable HAVE_FUTEX_CMPXCHG

[Vineet Gupta]

ARC doesn't need the runtime detection of futex cmpxchg op

Cc: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Vineet Gupta <vgupta@xxxxxxxxxxxx>
---
 arch/arc/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index bd4670d1b89b..bb0d09159714 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -22,6 +22,7 @@ config ARC
 	select GENERIC_SMP_IDLE_THREAD
 	select HAVE_ARCH_KGDB
 	select HAVE_ARCH_TRACEHOOK
+	select HAVE_FUTEX_CMPXCHG
 	select HAVE_IOREMAP_PROT
 	select HAVE_KPROBES
 	select HAVE_KRETPROBES
-- 
1.9.1

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