From: Chuck Ebbert <76306.1226@compuserve.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Andrew Morton <akpm@osdl.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: [patch -mm4 take 2] sched: only print migration_cost once per boot
Date: Fri, 3 Feb 2006 13:39:53 -0500 [thread overview]
Message-ID: <200602031342_MC3-1-B787-2DE1@compuserve.com> (raw)
migration_cost prints after every CPU hotplug event. Make it
print only once at boot.
Signed-off-by: Chuck Ebbert <76306.1226@compuserve.com>
--- 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
reply other threads:[~2006-02-03 18:43 UTC|newest]
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