831 	if (mutex_lock_interruptible(&runtime->oss.params_lock))  in lock_params()
834 		mutex_unlock(&runtime->oss.params_lock);  in lock_params()
842 	mutex_unlock(&runtime->oss.params_lock);  in unlock_params()
1111 		if (!(mutex_trylock(&runtime->oss.params_lock)))  in snd_pcm_oss_change_params()
1113 	} else if (mutex_lock_interruptible(&runtime->oss.params_lock))  in snd_pcm_oss_change_params()
1117 	mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_change_params()
1180 		if (mutex_lock_interruptible(&runtime->oss.params_lock))  in snd_pcm_oss_make_ready()
1183 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_make_ready()
1252 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_write3()
1255 		mutex_lock(&runtime->oss.params_lock);  in snd_pcm_oss_write3()
1291 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_read3()
1294 		mutex_lock(&runtime->oss.params_lock);  in snd_pcm_oss_read3()
1412 		if (mutex_lock_interruptible(&runtime->oss.params_lock)) {  in snd_pcm_oss_write1()
1465 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_write1()
1522 		if (mutex_lock_interruptible(&runtime->oss.params_lock)) {  in snd_pcm_oss_read1()
1560 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_read1()
1585 		mutex_lock(&runtime->oss.params_lock);  in snd_pcm_oss_reset()
1590 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_reset()
1676 		if (mutex_lock_interruptible(&runtime->oss.params_lock)) {  in snd_pcm_oss_sync()
1721 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_sync()
1735 		mutex_lock(&runtime->oss.params_lock);  in snd_pcm_oss_sync()
1737 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_sync()
1749 		mutex_lock(&runtime->oss.params_lock);  in snd_pcm_oss_sync()
1752 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_sync()
2099 		if (mutex_lock_interruptible(&runtime->oss.params_lock))  in snd_pcm_oss_set_trigger()
2119 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_set_trigger()
2129 		if (mutex_lock_interruptible(&runtime->oss.params_lock))  in snd_pcm_oss_set_trigger()
2146 		mutex_unlock(&runtime->oss.params_lock);  in snd_pcm_oss_set_trigger()
2386 	mutex_init(&runtime->oss.params_lock);  in snd_pcm_oss_init_substream()