--- zzzz-none-000/linux-4.4.60/arch/mips/include/asm/stackframe.h	2017-04-08 07:53:53.000000000 +0000
+++ hawkeye-5590-729/linux-4.4.60/arch/mips/include/asm/stackframe.h	2022-03-30 14:21:51.000000000 +0000
@@ -357,7 +357,7 @@
 
 		.macro	RESTORE_SP_AND_RET
 		LONG_L	sp, PT_R29(sp)
-		.set	arch=r4000
+		.set	mips64r2
 		eret
 		.set	mips0
 		.endm