Commit 74732646 authored by Dave Jones's avatar Dave Jones Committed by Linus Torvalds
Browse files

[PATCH] sched: don't print migration cost when only 1 CPU 



If only a single CPU is present, printing this doesn't make much sense.

Signed-off-by: default avatarDave Jones <davej@redhat.com>
Acked-by: default avatarIngo Molnar <mingo@elte.hu>
Acked-by: default avatarNick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent a616058b

kernel/sched.c

+8 −6
Original line number Diff line number Diff line
@@ -5977,6 +5977,7 @@ static void calibrate_migration_costs(const cpumask_t *cpu_map) 
#endif

		);

	if (system_state == SYSTEM_BOOTING) {

		if (num_online_cpus() > 1) {

			printk("migration_cost=");

			for (distance = 0; distance <= max_distance; distance++) {

				if (distance)
@@ -5985,6 +5986,7 @@ static void calibrate_migration_costs(const cpumask_t *cpu_map) 
			}

			printk("\n");

		}

	}

	j1 = jiffies;

	if (migration_debug)

		printk("migration: %ld seconds\n", (j1-j0)/HZ);