workqueue: fix incorrect cpu number BUG_ON() in get_work_gcwq()
Tejun Heo [Fri, 2 Jul 2010 08:03:51 +0000 (10:03 +0200)]
get_work_gcwq() was incorrectly triggering BUG_ON() if cpu number is
equal to or higher than num_possible_cpus() instead of nr_cpu_ids.
Fix it.

Signed-off-by: Tejun Heo <tj@kernel.org>

kernel/workqueue.c

index b59c946..0c485a5 100644 (file)
@@ -445,7 +445,7 @@ static struct global_cwq *get_work_gcwq(struct work_struct *work)
        if (cpu == NR_CPUS)
                return NULL;
 
-       BUG_ON(cpu >= num_possible_cpus());
+       BUG_ON(cpu >= nr_cpu_ids);
        return get_gcwq(cpu);
 }