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Merge branch 'oprofile/urgent' (early part) into oprofile/perf

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This commit is contained in:
Robert Richter 2010-10-11 19:26:50 +02:00
commit ad0f7cfaa8
652 changed files with 7464 additions and 4240 deletions
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27
drivers/oprofile/buffer_sync.c
View file

@ -141,16 +141,6 @@ static struct notifier_block module_load_nb = {
.notifier_call = module_load_notify,
};
static void end_sync(void)
{
end_cpu_work();
/* make sure we don't leak task structs */
process_task_mortuary();
process_task_mortuary();
}
int sync_start(void)
{
int err;
@ -158,7 +148,7 @@ int sync_start(void)
if (!zalloc_cpumask_var(&marked_cpus, GFP_KERNEL))
return -ENOMEM;
start_cpu_work();
mutex_lock(&buffer_mutex);
err = task_handoff_register(&task_free_nb);
if (err)
@ -173,7 +163,10 @@ int sync_start(void)
if (err)
goto out4;
start_cpu_work();
out:
mutex_unlock(&buffer_mutex);
return err;
out4:
profile_event_unregister(PROFILE_MUNMAP, &munmap_nb);
@ -182,7 +175,6 @@ out3:
out2:
task_handoff_unregister(&task_free_nb);
out1:
end_sync();
free_cpumask_var(marked_cpus);
goto out;
}
@ -190,11 +182,20 @@ out1:
void sync_stop(void)
{
/* flush buffers */
mutex_lock(&buffer_mutex);
end_cpu_work();
unregister_module_notifier(&module_load_nb);
profile_event_unregister(PROFILE_MUNMAP, &munmap_nb);
profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb);
task_handoff_unregister(&task_free_nb);
end_sync();
mutex_unlock(&buffer_mutex);
flush_scheduled_work();
/* make sure we don't leak task structs */
process_task_mortuary();
process_task_mortuary();
free_cpumask_var(marked_cpus);
}

2
drivers/oprofile/cpu_buffer.c
View file

@ -120,8 +120,6 @@ void end_cpu_work(void)
cancel_delayed_work(&b->work);
}
flush_scheduled_work();
}
/*