[MIPS] IRIX: Goodbye and thanks for all the fish

Never terribly functional or popular, plagued by hard to fix bugs the time
to say goodbye has more than arrived.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/include/asm-mips/namei.h b/include/asm-mips/namei.h
index c94d12d..a6605a7 100644
--- a/include/asm-mips/namei.h
+++ b/include/asm-mips/namei.h
@@ -1,26 +1,11 @@
 #ifndef _ASM_NAMEI_H
 #define _ASM_NAMEI_H
 
-#include <linux/personality.h>
-#include <linux/stddef.h>
+/*
+ * This dummy routine maybe changed to something useful
+ * for /usr/gnemul/ emulation stuff.
+ */
 
-#define IRIX_EMUL	"/usr/gnemul/irix/"
-#define RISCOS_EMUL	"/usr/gnemul/riscos/"
-
-static inline char *__emul_prefix(void)
-{
-	switch (current->personality) {
-	case PER_IRIX32:
-	case PER_IRIXN32:
-	case PER_IRIX64:
-		return IRIX_EMUL;
-
-	case PER_RISCOS:
-		return RISCOS_EMUL;
-
-	default:
-		return NULL;
-	}
-}
+#define __emul_prefix() NULL
 
 #endif /* _ASM_NAMEI_H */