1 files changed, 42 insertions, 0 deletions

diff --git a/include/asm-x86/bug.h b/include/asm-x86/bug.h
new file mode 100644
index 000000000000..fd8bdc639c48
--- /dev/null
+++ b/include/asm-x86/bug.h
@@ -0,0 +1,42 @@
+#ifndef _ASM_X86_BUG_H
+#define _ASM_X86_BUG_H
+
+#ifdef CONFIG_BUG
+#define HAVE_ARCH_BUG
+
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+
+#ifdef CONFIG_X86_32
+# define __BUG_C0       "2:\t.long 1b, %c0\n"
+#else
+# define __BUG_C0       "2:\t.quad 1b, %c0\n"
+#endif
+
+#define BUG()                                                           \
+        do {                                                            \
+                asm volatile("1:\tud2\n"                                \
+                             ".pushsection __bug_table,\"a\"\n"         \
+                             __BUG_C0                                   \
+                             "\t.word %c1, 0\n"                         \
+                             "\t.org 2b+%c2\n"                          \
+                             ".popsection"                              \
+                             : : "i" (__FILE__), "i" (__LINE__),        \
+                             "i" (sizeof(struct bug_entry)));           \
+                for(;;) ;                                               \
+        } while(0)
+
+#else
+#define BUG()                                                           \
+        do {                                                            \
+                asm volatile("ud2");                                    \
+                for(;;) ;                                               \
+        } while(0)
+#endif
+
+void out_of_line_bug(void);
+#else /* CONFIG_BUG */
+static inline void out_of_line_bug(void) { }
+#endif /* !CONFIG_BUG */
+
+#include <asm-generic/bug.h>
+#endif