playback_task 54 drivers/staging/most/sound/sound.c struct task_struct *playback_task; playback_task 285 drivers/staging/most/sound/sound.c channel->playback_task = kthread_run(playback_thread, channel, playback_task 287 drivers/staging/most/sound/sound.c if (IS_ERR(channel->playback_task)) { playback_task 289 drivers/staging/most/sound/sound.c return PTR_ERR(channel->playback_task); playback_task 296 drivers/staging/most/sound/sound.c kthread_stop(channel->playback_task); playback_task 319 drivers/staging/most/sound/sound.c kthread_stop(channel->playback_task);