Index: kernel/arch/mips32/include/atomic.h
===================================================================
--- kernel/arch/mips32/include/atomic.h	(revision cb4f078ad0b0beb6ab22ecd75634643d7668acbc)
+++ kernel/arch/mips32/include/atomic.h	(revision ccca251bb0673718b534366ace0e22857d73804b)
@@ -91,4 +91,5 @@
 		"	sc %0, %1\n"
 		"	beqz %0, 1b\n"
+		"	nop\n"
 		"2:\n"
 		: "=&r" (tmp),