[PATCH] x86_64: Don't enable CONFIG_UNWIND_INFO by default for DEBUG_KERNEL

DEBUG_KERNEL is often enabled just for sysrq, but this doesn't
mean the user wants more heavyweight debugging information.

Cc: jbeulich@novell.com
Signed-off-by: NAndi Kleen <ak@suse.de>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

lib/Kconfig.debug

@@ -203,7 +203,6 @@ config UNWIND_INFO
 	bool "Compile the kernel with frame unwind information"
 	depends on !IA64
 	depends on !MODULES || !(MIPS || PARISC || PPC || SUPERH || SPARC64 || V850)
-	default DEBUG_KERNEL
 	help
 	  If you say Y here the resulting kernel image will be slightly larger
 	  but not slower, and it will give very useful debugging information.