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