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84 lines
1.7 KiB
84 lines
1.7 KiB
#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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#ifdef CONFIG_BUG
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#ifdef CONFIG_GENERIC_BUG
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#ifndef __ASSEMBLY__
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struct bug_entry {
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unsigned long bug_addr;
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#ifdef CONFIG_DEBUG_BUGVERBOSE
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const char *file;
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unsigned short line;
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#endif
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unsigned short flags;
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};
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#endif /* __ASSEMBLY__ */
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#define BUGFLAG_WARNING (1<<0)
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#endif /* CONFIG_GENERIC_BUG */
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#ifndef HAVE_ARCH_BUG
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#define BUG() do { \
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printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
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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)) BUG(); } while(0)
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#endif
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#ifndef __WARN
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#ifndef __ASSEMBLY__
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extern void warn_on_slowpath(const char *file, const int line);
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#define WANT_WARN_ON_SLOWPATH
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#endif
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#define __WARN() warn_on_slowpath(__FILE__, __LINE__)
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#endif
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#ifndef WARN_ON
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#define WARN_ON(condition) ({ \
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int __ret_warn_on = !!(condition); \
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if (unlikely(__ret_warn_on)) \
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__WARN(); \
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unlikely(__ret_warn_on); \
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})
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#endif
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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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#define WARN_ON(condition) ({ \
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int __ret_warn_on = !!(condition); \
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unlikely(__ret_warn_on); \
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})
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#endif
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#endif
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#define WARN_ON_ONCE(condition) ({ \
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static int __warned; \
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int __ret_warn_once = !!(condition); \
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\
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if (unlikely(__ret_warn_once)) \
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if (WARN_ON(!__warned)) \
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__warned = 1; \
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unlikely(__ret_warn_once); \
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})
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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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#endif
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