xref: /openbmc/linux/include/linux/bug.h (revision f15cbe6f1a4b4d9df59142fc8e4abb973302cf44)
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 */
51