3 files changed, 8 insertions, 2 deletions
diff --git a/include/sound/control.h b/include/sound/control.h
index ef96f07aa03b..112374dc0c58 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -56,7 +56,6 @@ struct snd_kcontrol_new {
 
 struct snd_kcontrol_volatile {
 	struct snd_ctl_file *owner;	/* locked */
-	pid_t owner_pid;
 	unsigned int access;	/* access rights */
 };
 
@@ -87,10 +86,12 @@ struct snd_kctl_event {
 
 #define snd_kctl_event(n) list_entry(n, struct snd_kctl_event, list)
 
+struct pid;
+
 struct snd_ctl_file {
 	struct list_head list;		/* list of all control files */
 	struct snd_card *card;
-	pid_t pid;
+	struct pid *pid;
 	int prefer_pcm_subdevice;
 	int prefer_rawmidi_subdevice;
 	wait_queue_head_t change_sleep;
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index de6d981de5d6..c83a4a79f16b 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -348,6 +348,8 @@ struct snd_pcm_group {		/* keep linked substreams */
 	int count;
 };
 
+struct pid;
+
 struct snd_pcm_substream {
 	struct snd_pcm *pcm;
 	struct snd_pcm_str *pstr;
@@ -379,6 +381,7 @@ struct snd_pcm_substream {
 	atomic_t mmap_count;
 	unsigned int f_flags;
 	void (*pcm_release)(struct snd_pcm_substream *);
+	struct pid *pid;
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
 	/* -- OSS things -- */
 	struct snd_pcm_oss_substream oss;
diff --git a/include/sound/rawmidi.h b/include/sound/rawmidi.h
index c23c26585700..2480e7d10dcf 100644
--- a/include/sound/rawmidi.h
+++ b/include/sound/rawmidi.h
@@ -46,6 +46,7 @@
 struct snd_rawmidi;
 struct snd_rawmidi_substream;
 struct snd_seq_port_info;
+struct pid;
 
 struct snd_rawmidi_ops {
 	int (*open) (struct snd_rawmidi_substream * substream);
@@ -97,6 +98,7 @@ struct snd_rawmidi_substream {
 	struct snd_rawmidi_str *pstr;
 	char name[32];
 	struct snd_rawmidi_runtime *runtime;
+	struct pid *pid;
 	/* hardware layer */
 	struct snd_rawmidi_ops *ops;
 };