diff -Nur linux-2.6.17/arch/mips/mm/tlbex.c linux-2.6.17-owrt/arch/mips/mm/tlbex.c
--- linux-2.6.17/arch/mips/mm/tlbex.c	2006-06-18 03:49:35.000000000 +0200
+++ linux-2.6.17-owrt/arch/mips/mm/tlbex.c	2006-06-18 12:48:27.000000000 +0200
@@ -876,7 +876,6 @@
 	case CPU_R10000:
 	case CPU_R12000:
 	case CPU_R14000:
-	case CPU_4KC:
 	case CPU_SB1:
 	case CPU_SB1A:
 	case CPU_4KSC:
@@ -904,6 +903,7 @@
 		tlbw(p);
 		break;
 
+	case CPU_4KC:
 	case CPU_4KEC:
 	case CPU_24K:
 	case CPU_34K: