X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fusb%2Fcore%2Fnotify.c;h=4b55285de9a07c2710e987a7c3a867a760d21386;hb=4d74f423c722b8cadfabe087369200013b217b67;hp=37da059eced741a78ca43ac275a5eba9af120c8e;hpb=2fc2991175bf77395e6b15fe6b2304d3bf72da40;p=powerpc.git

diff --git a/drivers/usb/core/notify.c b/drivers/usb/core/notify.c
index 37da059ece..4b55285de9 100644
--- a/drivers/usb/core/notify.c
+++ b/drivers/usb/core/notify.c
@@ -12,23 +12,18 @@
 #include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/notifier.h>
-#ifdef CONFIG_USB_DEBUG
-	#define DEBUG
-#else
-	#undef DEBUG
-#endif
 #include <linux/usb.h>
-
+#include <linux/mutex.h>
 #include "usb.h"
 
 
 static struct notifier_block *usb_notifier_list;
-static DECLARE_MUTEX(usb_notifier_lock);
+static DEFINE_MUTEX(usb_notifier_lock);
 
 static void usb_notifier_chain_register(struct notifier_block **list,
 					struct notifier_block *n)
 {
-	down(&usb_notifier_lock);
+	mutex_lock(&usb_notifier_lock);
 	while (*list) {
 		if (n->priority > (*list)->priority)
 			break;
@@ -36,13 +31,13 @@ static void usb_notifier_chain_register(struct notifier_block **list,
 	}
 	n->next = *list;
 	*list = n;
-	up(&usb_notifier_lock);
+	mutex_unlock(&usb_notifier_lock);
 }
 
 static void usb_notifier_chain_unregister(struct notifier_block **nl,
 				   struct notifier_block *n)
 {
-	down(&usb_notifier_lock);
+	mutex_lock(&usb_notifier_lock);
 	while ((*nl)!=NULL) {
 		if ((*nl)==n) {
 			*nl = n->next;
@@ -51,7 +46,7 @@ static void usb_notifier_chain_unregister(struct notifier_block **nl,
 		nl=&((*nl)->next);
 	}
 exit:
-	up(&usb_notifier_lock);
+	mutex_unlock(&usb_notifier_lock);
 }
 
 static int usb_notifier_call_chain(struct notifier_block **n,
@@ -60,7 +55,7 @@ static int usb_notifier_call_chain(struct notifier_block **n,
 	int ret=NOTIFY_DONE;
 	struct notifier_block *nb = *n;
 
-	down(&usb_notifier_lock);
+	mutex_lock(&usb_notifier_lock);
 	while (nb) {
 		ret = nb->notifier_call(nb,val,v);
 		if (ret&NOTIFY_STOP_MASK) {
@@ -69,7 +64,7 @@ static int usb_notifier_call_chain(struct notifier_block **n,
 		nb = nb->next;
 	}
 exit:
-	up(&usb_notifier_lock);
+	mutex_unlock(&usb_notifier_lock);
 	return ret;
 }