X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Fasm-generic%2Fbug.h;h=d56fedbb457ab5aa5c5bd7a63affbd10afae6161;hb=eef686a0095430bdd6c1942f86dd2b543e66679f;hp=8ceab7bcd8b4f229f45536f8208e5394c99e9695;hpb=8eb94f80dd2da5977c35cd094f0802c1501a12cd;p=safe%2Fjmp%2Flinux-2.6

diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 8ceab7b..d56fedb 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -4,6 +4,22 @@
 #include <linux/compiler.h>
 
 #ifdef CONFIG_BUG
+
+#ifdef CONFIG_GENERIC_BUG
+#ifndef __ASSEMBLY__
+struct bug_entry {
+	unsigned long	bug_addr;
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+	const char	*file;
+	unsigned short	line;
+#endif
+	unsigned short	flags;
+};
+#endif		/* __ASSEMBLY__ */
+
+#define BUGFLAG_WARNING	(1<<0)
+#endif	/* CONFIG_GENERIC_BUG */
+
 #ifndef HAVE_ARCH_BUG
 #define BUG() do { \
 	printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
@@ -12,16 +28,19 @@
 #endif
 
 #ifndef HAVE_ARCH_BUG_ON
-#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
+#define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while(0)
 #endif
 
 #ifndef HAVE_ARCH_WARN_ON
-#define WARN_ON(condition) do { \
-	if (unlikely((condition)!=0)) { \
-		printk("BUG: warning at %s:%d/%s()\n", __FILE__, __LINE__, __FUNCTION__); \
-		dump_stack(); \
-	} \
-} while (0)
+#define WARN_ON(condition) ({						\
+	int __ret_warn_on = !!(condition);				\
+	if (unlikely(__ret_warn_on)) {					\
+		printk("WARNING: at %s:%d %s()\n", __FILE__,		\
+			__LINE__, __FUNCTION__);			\
+		dump_stack();						\
+	}								\
+	unlikely(__ret_warn_on);					\
+})
 #endif
 
 #else /* !CONFIG_BUG */
@@ -34,21 +53,21 @@
 #endif
 
 #ifndef HAVE_ARCH_WARN_ON
-#define WARN_ON(condition) do { if (condition) ; } while(0)
+#define WARN_ON(condition) ({						\
+	int __ret_warn_on = !!(condition);				\
+	unlikely(__ret_warn_on);					\
+})
 #endif
 #endif
 
-#define WARN_ON_ONCE(condition)				\
-({							\
-	static int __warn_once = 1;			\
-	int __ret = 0;					\
-							\
-	if (unlikely((condition) && __warn_once)) {	\
-		__warn_once = 0;			\
-		WARN_ON(1);				\
-		__ret = 1;				\
-	}						\
-	__ret;						\
+#define WARN_ON_ONCE(condition)	({				\
+	static int __warned;					\
+	int __ret_warn_once = !!(condition);			\
+								\
+	if (unlikely(__ret_warn_once))				\
+		if (WARN_ON(!__warned)) 			\
+			__warned = 1;				\
+	unlikely(__ret_warn_once);				\
 })
 
 #ifdef CONFIG_SMP