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