#define _ASM_GENERIC_BUG_H
#include <linux/compiler.h>
-#include <linux/config.h>
#ifdef CONFIG_BUG
#ifndef HAVE_ARCH_BUG
#define BUG() do { \
- printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
+ printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
panic("BUG!"); \
} while (0)
#endif
-#ifndef HAVE_ARCH_PAGE_BUG
-#define PAGE_BUG(page) do { \
- printk("page BUG for page at %p\n", page); \
- BUG(); \
-} while (0)
-#endif
-
#ifndef HAVE_ARCH_BUG_ON
#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
#endif
#ifndef HAVE_ARCH_WARN_ON
#define WARN_ON(condition) do { \
if (unlikely((condition)!=0)) { \
- printk("Badness in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \
+ printk("BUG: warning at %s:%d/%s()\n", __FILE__, __LINE__, __FUNCTION__); \
dump_stack(); \
} \
} while (0)
#define BUG()
#endif
-#ifndef HAVE_ARCH_PAGE_BUG
-#define PAGE_BUG(page) do { if (page) ; } while (0)
-#endif
-
#ifndef HAVE_ARCH_BUG_ON
#define BUG_ON(condition) do { if (condition) ; } while(0)
#endif
#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; \
+})
+
+#ifdef CONFIG_SMP
+# define WARN_ON_SMP(x) WARN_ON(x)
+#else
+# define WARN_ON_SMP(x) do { } while (0)
+#endif
+
#endif