--- zzzz-none-000/linux-3.10.107/arch/mips/include/asm/asm.h	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/arch/mips/include/asm/asm.h	2021-11-10 11:53:53.000000000 +0000
@@ -18,6 +18,7 @@
 #define __ASM_ASM_H
 
 #include <asm/sgidefs.h>
+#include <asm/asm-eva.h>
 
 #ifndef CAT
 #ifdef __STDC__
@@ -149,7 +150,16 @@
 		pref	hint, addr;			\
 		.set	pop
 
-#define PREFX(hint,addr)				\
+#ifdef CONFIG_EVA
+#define PREFE(hint,addr)                                \
+		.set	push;				\
+		.set	mips4;				\
+		.set    eva;                            \
+		prefe   hint, addr;                     \
+		.set	pop
+#endif
+
+#define PREFX(hint,addr)                                \
 		.set	push;				\
 		.set	mips4;				\
 		prefx	hint, addr;			\
@@ -158,6 +168,7 @@
 #else /* !CONFIG_CPU_HAS_PREFETCH */
 
 #define PREF(hint, addr)
+#define PREFE(hint, addr)
 #define PREFX(hint, addr)
 
 #endif /* !CONFIG_CPU_HAS_PREFETCH */