[patch] power-down linkage fix

["Mark Mason" <mason@broadcom.com>]

Hello,

The last git import created a dependency on pm_power_down.  Borrowing from
ARM the following patch provides definitions of the needed variables in
order for kernels to link.

Please apply
/Mark


diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -41,6 +41,15 @@
 #include <asm/inst.h>
 
 /*
+ * The following aren't currently used.
+ */
+void (*pm_idle)(void);
+EXPORT_SYMBOL(pm_idle);
+
+void (*pm_power_off)(void);
+EXPORT_SYMBOL(pm_power_off);
+
+/*
  * The idle thread. There's no useful work to be done, so just try to conserve
  * power and have a low exit latency (ie sit in a loop waiting for somebody to
  * say that they'd like to reschedule)