Messages in this thread Patch in this message | | | Date | Fri, 3 Feb 2006 02:09:27 -0500 | From | Chuck Ebbert <> | Subject | [patch -mm4] sched: only print migration_cost once |
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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 @@ -5656,6 +5656,7 @@ static void calibrate_migration_costs(co int cpu1 = -1, cpu2 = -1, cpu, orig_cpu = raw_smp_processor_id(); unsigned long j0, j1, distance, max_distance = 0; struct sched_domain *sd; + static int printed_cost = 0; /* has cost already been printed? */ j0 = jiffies; @@ -5699,13 +5700,16 @@ 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 (!printed_cost) { + printed_cost++; + 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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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