[PATCH] DEBUG_BUGVERBOSE for i386

The patch below implements CONFIG_DEBUG_BUGVERBOSE for i386 (more exactly, it
allows disabling the verbose BUG() reporting).

Also, require CONFIG_EMBEDDED for this option: we don't want to make it easy
for people to disable useful debug info.

(With lots of help from Roman Zippel <zippel@linux-m68k.org>)
Signed-off-by: Adrian Bunk <bunk@fs.tum.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/asm-i386/bug.h

@@ -9,7 +9,7 @@
  * undefined" opcode for parsing in the trap handler.
  */
 
-#if 1	/* Set to zero for a slightly smaller kernel */
+#ifdef CONFIG_DEBUG_BUGVERBOSE
 #define BUG()				\
  __asm__ __volatile__(	"ud2\n"		\
 			"\t.word %c0\n"	\

lib/Kconfig.debug

@@ -89,8 +89,9 @@ config DEBUG_HIGHMEM
 	  Disable for production systems.
 
 config DEBUG_BUGVERBOSE
-	bool "Verbose BUG() reporting (adds 70K)"
-	depends on DEBUG_KERNEL && (ARM || ARM26 || M32R || M68K || SPARC32 || SPARC64)
+	bool "Verbose BUG() reporting (adds 70K)" if DEBUG_KERNEL && EMBEDDED
+	depends on ARM || ARM26 || M32R || M68K || SPARC32 || SPARC64 || (X86 && !X86_64)
+	default !EMBEDDED
 	help
 	  Say Y here to make BUG() panics output the file name and line number
 	  of the BUG call as well as the EIP and oops trace.  This aids