2 files changed, 54 insertions, 0 deletions

diff --git a/include/linux/bug.h b/include/linux/bug.h
new file mode 100644
index 000000000000..42aa0a54b6f4
--- /dev/null
+++ b/include/linux/bug.h
@@ -0,0 +1,47 @@
+#ifndef _LINUX_BUG_H
+#define _LINUX_BUG_H
+
+#include <linux/module.h>
+#include <asm/bug.h>
+
+enum bug_trap_type {
+        BUG_TRAP_TYPE_NONE = 0,
+        BUG_TRAP_TYPE_WARN = 1,
+        BUG_TRAP_TYPE_BUG = 2,
+};
+
+#ifdef CONFIG_GENERIC_BUG
+#include <asm-generic/bug.h>
+
+static inline int is_warning_bug(const struct bug_entry *bug)
+{
+        return bug->flags & BUGFLAG_WARNING;
+}
+
+const struct bug_entry *find_bug(unsigned long bugaddr);
+
+enum bug_trap_type report_bug(unsigned long bug_addr);
+
+int  module_bug_finalize(const Elf_Ehdr *, const Elf_Shdr *,
+                         struct module *);
+void module_bug_cleanup(struct module *);
+
+/* These are defined by the architecture */
+int is_valid_bugaddr(unsigned long addr);
+
+#else   /* !CONFIG_GENERIC_BUG */
+
+static inline enum bug_trap_type report_bug(unsigned long bug_addr)
+{
+        return BUG_TRAP_TYPE_BUG;
+}
+static inline int  module_bug_finalize(const Elf_Ehdr *hdr,
+                                        const Elf_Shdr *sechdrs,
+                                        struct module *mod)
+{
+        return 0;
+}
+static inline void module_bug_cleanup(struct module *mod) {}
+
+#endif  /* CONFIG_GENERIC_BUG */
+#endif  /* _LINUX_BUG_H */
diff --git a/include/linux/module.h b/include/linux/module.h
index d33df2408e05..10f771a49997 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -319,6 +319,13 @@ struct module
 
         unsigned int taints;    /* same bits as kernel:tainted */
 
+#ifdef CONFIG_GENERIC_BUG
+        /* Support for BUG */
+        struct list_head bug_list;
+        struct bug_entry *bug_table;
+        unsigned num_bugs;
+#endif
+
 #ifdef CONFIG_MODULE_UNLOAD
         /* Reference counts */
         struct module_ref ref[NR_CPUS];