2006-02-03 18:43:59

by Chuck Ebbert

[permalink] [raw]
Subject: [patch -mm4 take 2] sched: only print migration_cost once per boot

migration_cost prints after every CPU hotplug event. Make it
print only once at boot.

Signed-off-by: Chuck Ebbert <[email protected]>

--- 2.6.16-rc1-mm4-386.orig/kernel/sched.c
+++ 2.6.16-rc1-mm4-386/kernel/sched.c
@@ -5699,13 +5699,15 @@ static void calibrate_migration_costs(co
-1
#endif
);
- printk("migration_cost=");
- for (distance = 0; distance <= max_distance; distance++) {
- if (distance)
- printk(",");
- printk("%ld", (long)migration_cost[distance] / 1000);
+ 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);
+ }
+ printk("\n");
}
- printk("\n");
j1 = jiffies;
if (migration_debug)
printk("migration: %ld seconds\n", (j1-j0)/HZ);
--
Chuck