MIPS: asm: uaccess: Disable unaligned access macros for EVA

ulb, ulh, ulw are macros which emulate unaligned access for MIPS.
However, no such macros exist for EVA mode, so the only way to do
EVA unaligned accesses is in the ADE exception handler. As a result
of which, disable these macros for EVA.

Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>

diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h
index 0df57e783960bb7f515568d9194dee9639f0d0ce..9c6f5cec3e82a8cb4c5e68933a07267bb0507da0 100644 (file)
--- a/arch/mips/include/asm/uaccess.h
+++ b/arch/mips/include/asm/uaccess.h
@@ -401,6 +401,11 @@ do {                                                                       \
 
 extern void __put_user_unknown(void);
 
+/*
+ * ul{b,h,w} are macros and there are no equivalent macros for EVA.
+ * EVA unaligned access is handled in the ADE exception handler.
+ */
+#ifndef CONFIG_EVA
 /*
  * put_user_unaligned: - Write a simple value into user space.
  * @x:  Value to copy to user space.
@@ -666,6 +671,7 @@ do {                                                                        \
 }
 
 extern void __put_user_unaligned_unknown(void);
+#endif
 
 /*
  * We're generating jump to subroutines which will be outside the range of