2005-04-17 00:20:36 +02:00
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#ifndef _ASM_GENERIC_BUG_H
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#define _ASM_GENERIC_BUG_H
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#include <linux/compiler.h>
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2005-05-01 17:59:01 +02:00
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#ifdef CONFIG_BUG
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2005-04-17 00:20:36 +02:00
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#ifndef HAVE_ARCH_BUG
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#define BUG() do { \
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2006-03-23 12:00:54 +01:00
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printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
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2005-04-17 00:20:36 +02:00
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panic("BUG!"); \
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} while (0)
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#endif
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#ifndef HAVE_ARCH_BUG_ON
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#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
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#endif
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#ifndef HAVE_ARCH_WARN_ON
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2006-09-29 10:59:06 +02:00
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#define WARN_ON(condition) ({ \
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typeof(condition) __ret_warn_on = (condition); \
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if (unlikely(__ret_warn_on)) { \
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printk("BUG: warning at %s:%d/%s()\n", __FILE__, \
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__LINE__, __FUNCTION__); \
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dump_stack(); \
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} \
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unlikely(__ret_warn_on); \
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})
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2005-04-17 00:20:36 +02:00
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#endif
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2005-05-01 17:59:01 +02:00
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#else /* !CONFIG_BUG */
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#ifndef HAVE_ARCH_BUG
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#define BUG()
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#endif
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#ifndef HAVE_ARCH_BUG_ON
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#define BUG_ON(condition) do { if (condition) ; } while(0)
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#endif
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#ifndef HAVE_ARCH_WARN_ON
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2006-09-29 10:59:06 +02:00
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#define WARN_ON(condition) unlikely((condition))
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2005-05-01 17:59:01 +02:00
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#endif
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#endif
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2006-09-29 10:59:06 +02:00
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#define WARN_ON_ONCE(condition) ({ \
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2006-06-25 14:48:09 +02:00
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static int __warn_once = 1; \
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2006-09-29 10:59:06 +02:00
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typeof(condition) __ret_warn_once = (condition);\
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2006-06-25 14:48:09 +02:00
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\
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2006-09-29 10:59:06 +02:00
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if (likely(__warn_once)) \
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if (WARN_ON(__ret_warn_once)) \
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__warn_once = 0; \
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unlikely(__ret_warn_once); \
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2006-06-25 14:48:09 +02:00
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})
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2006-06-27 11:54:50 +02:00
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#ifdef CONFIG_SMP
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# define WARN_ON_SMP(x) WARN_ON(x)
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#else
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# define WARN_ON_SMP(x) do { } while (0)
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#endif
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2005-04-17 00:20:36 +02:00
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#endif
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