Make a polite version of BUG_ON() - WARN_ON() which doesn't

ChangeSet 1.803, 2002/10/18 16:28:57-07:00, torvalds@home.transmeta.com

	Make a polite version of BUG_ON() - WARN_ON() which doesn't
	kill the machine.
	
	Damn I hate people who kill the machine for no good reason. 


# This patch includes the following deltas:
#	           ChangeSet	1.802   -> 1.803  
#	include/linux/kernel.h	1.23    -> 1.24   
#	 drivers/base/core.c	1.46    -> 1.47   
#

 drivers/base/core.c    |    2 +-
 include/linux/kernel.h |    6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)


diff -Nru a/drivers/base/core.c b/drivers/base/core.c
--- a/drivers/base/core.c	Fri Oct 18 17:07:03 2002
+++ b/drivers/base/core.c	Fri Oct 18 17:07:03 2002
@@ -136,7 +136,7 @@
 	list_del_init(&dev->g_list);
 	up(&device_sem);
 
-	BUG_ON((dev->state != DEVICE_GONE));
+	WARN_ON(dev->state != DEVICE_GONE);
 
 	device_del(dev);
 }
diff -Nru a/include/linux/kernel.h b/include/linux/kernel.h
--- a/include/linux/kernel.h	Fri Oct 18 17:07:03 2002
+++ b/include/linux/kernel.h	Fri Oct 18 17:07:03 2002
@@ -200,6 +200,12 @@
 };
 
 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
+#define WARN_ON(condition) do { \
+	if (unlikely((condition)!=0)) { \
+		printk("Badness in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \
+		dump_stack(); \
+	} \
+} while (0)
 
 extern void BUILD_BUG(void);
 #define BUILD_BUG_ON(condition) do { if (condition) BUILD_BUG(); } while(0)
-
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