mempool: drop unnecessary and incorrect BUG_ON() from mempool_destroy()

[firefly-linux-kernel-4.4.55.git] / kernel / cpu.c

diff --git a/kernel/cpu.c b/kernel/cpu.c
index cf915b86a5fbc2c3fcffba1f125fe3e1afd56855..2060c6e570276e0cd8b5972b9387b9153cf8d195 100644 (file)
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -178,8 +178,7 @@ static inline void check_for_tasks(int cpu)
        write_lock_irq(&tasklist_lock);
        for_each_process(p) {
                if (task_cpu(p) == cpu && p->state == TASK_RUNNING &&
-                   (!cputime_eq(p->utime, cputime_zero) ||
-                    !cputime_eq(p->stime, cputime_zero)))
+                   (p->utime || p->stime))
                        printk(KERN_WARNING "Task %s (pid = %d) is on cpu %d "
                                "(state = %ld, flags = %x)\n",
                                p->comm, task_pid_nr(p), cpu,
@@ -380,6 +379,7 @@ out:
        cpu_maps_update_done();
        return err;
 }
+EXPORT_SYMBOL_GPL(cpu_up);
 
 #ifdef CONFIG_PM_SLEEP_SMP
 static cpumask_var_t frozen_cpus;