spin_lock_init(&group->lock);
mutex_init(&group->mutex);
INIT_LIST_HEAD(&group->substreams);
- refcount_set(&group->refs, 0);
+ refcount_set(&group->refs, 1);
}
/* define group lock helpers */
if (!group)
return;
- do_free = refcount_dec_and_test(&group->refs) &&
- list_empty(&group->substreams);
+ do_free = refcount_dec_and_test(&group->refs);
snd_pcm_group_unlock(group, substream->pcm->nonatomic);
if (do_free)
kfree(group);
if (!to_check)
break; /* all drained */
init_waitqueue_entry(&wait, current);
+ set_current_state(TASK_INTERRUPTIBLE);
add_wait_queue(&to_check->sleep, &wait);
snd_pcm_stream_unlock_irq(substream);
if (runtime->no_period_wakeup)
}
tout = msecs_to_jiffies(tout * 1000);
}
- tout = schedule_timeout_interruptible(tout);
+ tout = schedule_timeout(tout);
snd_pcm_stream_lock_irq(substream);
group = snd_pcm_stream_group_ref(substream);
snd_pcm_group_lock_irq(target_group, nonatomic);
snd_pcm_stream_lock(substream1);
snd_pcm_group_assign(substream1, target_group);
+ refcount_inc(&target_group->refs);
snd_pcm_stream_unlock(substream1);
snd_pcm_group_unlock_irq(target_group, nonatomic);
_end:
snd_pcm_group_lock_irq(group, nonatomic);
relink_to_local(substream);
+ refcount_dec(&group->refs);
/* detach the last stream, too */
if (list_is_singular(&group->substreams)) {
relink_to_local(list_first_entry(&group->substreams,
struct snd_pcm_substream,
link_list));
- do_free = !refcount_read(&group->refs);
+ do_free = refcount_dec_and_test(&group->refs);
}
snd_pcm_group_unlock_irq(group, nonatomic);