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40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
#ifndef __BACKPORT_ASM_GENERIC_BUG_H
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#define __BACKPORT_ASM_GENERIC_BUG_H
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#include_next <asm-generic/bug.h>
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#ifndef __WARN
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#define __WARN(foo) dump_stack()
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#endif
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#ifndef WARN_ONCE
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#define WARN_ONCE(condition, format...) ({ \
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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(!__warned, format)) \
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__warned = 1; \
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unlikely(__ret_warn_once); \
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})
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#endif
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#ifndef __WARN_printf
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/*
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* To port this properly we'd have to port warn_slowpath_null(),
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* which I'm lazy to do so just do a regular print for now. If you
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* want to port this read kernel/panic.c
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*/
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#define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0)
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#endif
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#ifndef WARN
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#define WARN(condition, format...) ({ \
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int __ret_warn_on = !!(condition); \
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if (unlikely(__ret_warn_on)) \
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__WARN_printf(format); \
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unlikely(__ret_warn_on); \
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})
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#endif
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#endif /* __BACKPORT_ASM_GENERIC_BUG_H */
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