ARC: R-M-W assist locks only needed for !LLSC

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

ARC: R-M-W assist locks only needed for !LLSC
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
9fb92eb1 · Vineet Gupta · 996bad6c · 9fb92eb1
Commit 9fb92eb1 authored Nov 07, 2014 by Vineet Gupta
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arch/arc/kernel/smp.c arch/arc/kernel/smp.c +2 -0

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--- a/arch/arc/kernel/smp.c
+++ b/arch/arc/kernel/smp.c
@@ -26,8 +26,10 @@
 #include <asm/setup.h>
 #include <asm/mach_desc.h>

+#ifndef CONFIG_ARC_HAS_LLSC
 arch_spinlock_t smp_atomic_ops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
 arch_spinlock_t smp_bitops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
+#endif

 struct plat_smp_ops  plat_smp_ops;