include/linux/bug.h

   1 #ifndef _LINUX_BUG_H
   2 #define _LINUX_BUG_H
   3
   4 #include <linux/module.h>
   5 #include <asm/bug.h>
   6
   7 enum bug_trap_type {
   8         BUG_TRAP_TYPE_NONE = 0,
   9         BUG_TRAP_TYPE_WARN = 1,
  10         BUG_TRAP_TYPE_BUG = 2,
  11 };
  12
  13 struct pt_regs;
  14
  15 #ifdef CONFIG_GENERIC_BUG
  16 #include <asm-generic/bug.h>
  17
  18 static inline int is_warning_bug(const struct bug_entry *bug)
  19 {
  20         return bug->flags & BUGFLAG_WARNING;
  21 }
  22
  23 const struct bug_entry *find_bug(unsigned long bugaddr);
  24
  25 enum bug_trap_type report_bug(unsigned long bug_addr, struct pt_regs *regs);
  26
  27 int  module_bug_finalize(const Elf_Ehdr *, const Elf_Shdr *,
  28                          struct module *);
  29 void module_bug_cleanup(struct module *);
  30
  31 /* These are defined by the architecture */
  32 int is_valid_bugaddr(unsigned long addr);
  33
  34 #else   /* !CONFIG_GENERIC_BUG */
  35
  36 static inline enum bug_trap_type report_bug(unsigned long bug_addr,
  37                                             struct pt_regs *regs)
  38 {
  39         return BUG_TRAP_TYPE_BUG;
  40 }
  41 static inline int  module_bug_finalize(const Elf_Ehdr *hdr,
  42                                         const Elf_Shdr *sechdrs,
  43                                         struct module *mod)
  44 {
  45         return 0;
  46 }
  47 static inline void module_bug_cleanup(struct module *mod) {}
  48
  49 #endif  /* CONFIG_GENERIC_BUG */
  50 #endif  /* _LINUX_BUG_H */