This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / asm-xtensa / bug.h

diff --git a/include/asm-xtensa/bug.h b/include/asm-xtensa/bug.h
new file mode 100644 (file)
index 0000000..5670365
--- /dev/null
+++ b/include/asm-xtensa/bug.h
@@ -0,0 +1,41 @@
+/*
+ * include/asm-xtensa/bug.h
+ *
+ * Macros to cause a 'bug' message.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2001 - 2005 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_BUG_H
+#define _XTENSA_BUG_H
+
+#include <linux/stringify.h>
+
+#define ILL    __asm__ __volatile__ (".byte 0,0,0\n")
+
+#ifdef CONFIG_KALLSYMS
+# define BUG() do {                                                    \
+       printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__);           \
+       ILL;                                                            \
+} while (0)
+#else
+# define BUG() do {                                                    \
+       printk("kernel BUG!\n");                                        \
+       ILL;                                                            \
+} while (0)
+#endif
+
+#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
+#define PAGE_BUG(page) do {  BUG(); } while (0)
+#define WARN_ON(condition) do {                                                   \
+  if (unlikely((condition)!=0)) {                                         \
+    printk ("Warning in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \
+      dump_stack();                                                       \
+  }                                                                       \
+} while (0)
+
+#endif /* _XTENSA_BUG_H */