[PATCH] ppc: fix removed MMCR0_PMXE define

In ChangeSet 1.2370, 2005/01/11 17:41:32-08:00, tglx@linutronix.de wrote:
>
>         [PATCH] ppc: remove duplicate define
>        
>         The MMCR0_PMXE is already defined in reg.h...

Er, no it's not. But perhaps it should be...

include/asm-ppc/reg.h

@@ -329,6 +329,7 @@
 #define MMCR0_PMC2_CYCLES	0x1
 #define MMCR0_PMC2_ITLB		0x7
 #define MMCR0_PMC2_LOADMISSTIME	0x5
+#define MMCR0_PMXE		(1 << 26)
 
 /* Short-hand versions for a number of the above SPRNs */
 #define CTR	SPRN_CTR	/* Counter Register */