ARC: Enable HAVE_FUTEX_CMPXCHG

ARC doesn't need the runtime detection of futex cmpxchg op Cc: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
mariux64 · Aug 20, 2015 · 5e05742 · 5e05742
1 parent 882a95a
commit 5e05742
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
@@ -23,6 +23,7 @@ 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