If only a single CPU is present, printing this doesn't make much sense.
Signed-off-by: Dave Jones <[email protected]>
--- linux-2.6/kernel/sched.c~ 2006-04-24 19:30:13.000000000 -0400
+++ linux-2.6/kernel/sched.c 2006-04-24 19:32:49.000000000 -0400
@@ -5518,13 +5518,15 @@ static void calibrate_migration_costs(co
#endif
);
if (system_state == SYSTEM_BOOTING) {
- printk("migration_cost=");
- for (distance = 0; distance <= max_distance; distance++) {
- if (distance)
- printk(",");
- printk("%ld", (long)migration_cost[distance] / 1000);
+ if (num_online_cpus() > 1) {
+ printk("migration_cost=");
+ for (distance = 0; distance <= max_distance; distance++) {
+ if (distance)
+ printk(",");
+ printk("%ld", (long)migration_cost[distance] / 1000);
+ }
+ printk("\n");
}
- printk("\n");
}
j1 = jiffies;
if (migration_debug)
--
http://www.codemonkey.org.uk
-
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