[PATCH] ppc64: Move set_spread_lpevents() into ItLpQueue.c

The only code outside ItLpQueue.c that refers to spread_lpevents is in
set_apread_lpevents(), so move it inside ItLpQueue.c and make spread_lpevents
static.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/ppc64/kernel/ItLpQueue.c b/arch/ppc64/kernel/ItLpQueue.c
index d377934..61be23e 100644
--- a/arch/ppc64/kernel/ItLpQueue.c
+++ b/arch/ppc64/kernel/ItLpQueue.c
@@ -69,7 +69,7 @@
 	return nextLpEvent;
 }
 
-unsigned long spread_lpevents = NR_CPUS;
+static unsigned long spread_lpevents = NR_CPUS;
 
 int ItLpQueue_isLpIntPending( struct ItLpQueue * lpQueue )
 {
@@ -166,3 +166,23 @@
 
 	return numIntsProcessed;
 }
+
+static int set_spread_lpevents(char *str)
+{
+	unsigned long val = simple_strtoul(str, NULL, 0);
+
+	/*
+	 * The parameter is the number of processors to share in processing
+	 * lp events.
+	 */
+	if (( val > 0) && (val <= NR_CPUS)) {
+		spread_lpevents = val;
+		printk("lpevent processing spread over %ld processors\n", val);
+	} else {
+		printk("invalid spread_lpevents %ld\n", val);
+	}
+
+	return 1;
+}
+__setup("spread_lpevents=", set_spread_lpevents);
+
diff --git a/arch/ppc64/kernel/iSeries_setup.c b/arch/ppc64/kernel/iSeries_setup.c
index 2049b6d..78f2835 100644
--- a/arch/ppc64/kernel/iSeries_setup.c
+++ b/arch/ppc64/kernel/iSeries_setup.c
@@ -853,26 +853,6 @@
 
 late_initcall(iSeries_src_init);
 
-static int set_spread_lpevents(char *str)
-{
-	unsigned long val = simple_strtoul(str, NULL, 0);
-	extern unsigned long spread_lpevents;
-
-	/*
-	 * The parameter is the number of processors to share in processing
-	 * lp events.
-	 */
-	if (( val > 0) && (val <= NR_CPUS)) {
-		spread_lpevents = val;
-		printk("lpevent processing spread over %ld processors\n", val);
-	} else {
-		printk("invalid spread_lpevents %ld\n", val);
-	}
-
-	return 1;
-}
-__setup("spread_lpevents=", set_spread_lpevents);
-
 #ifndef CONFIG_PCI
 void __init iSeries_init_IRQ(void) { }
 #endif