Re: 2.6.0-test3-mm1

["Martin J. Bligh" <mbligh@aracnet.com>]

--On Wednesday, August 13, 2003 22:18:29 +0200 Sam Ravnborg <sam@ravnborg.org> wrote:

> On Mon, Aug 11, 2003 at 11:26:36AM -0700, George Anzinger wrote:
>> > that patch sets DEBUG_INFO to y by default, even if whether DEBUG_KERNEL 
>> > nor KGDB is enabled. The attached patch changes this to enable DEBUG_INFO 
>> > by default only if KGDB is enabled.
>> 
>> Looks good to me, but.... just what does this turn on?  Its been a 
>> long time and me thinks a wee comment here would help me remember next 
>> time.
> 
> DEBUG_INFO add "-g" to CFLAGS.
> Main reason to introduce this was that many architectures always use
> "-g", so a config option seemed more appropriate.
> I do not agree that this should be dependent on KGDB.
> To my knowledge -g is useful also without using kgdb.

I have this in my tree (from Dave Hansen). Slightly twisted, but there's
no better way I can see. Goes on top of the kgdb patch.

M.

diff -purN -X /home/mbligh/.diff.exclude 520-queuestat/Makefile 550-config_debug/Makefile
--- 520-queuestat/Makefile	2003-07-28 18:30:57.000000000 -0700
+++ 550-config_debug/Makefile	2003-07-28 19:02:06.000000000 -0700
@@ -308,7 +308,7 @@ ifndef CONFIG_FRAME_POINTER
 CFLAGS		+= -fomit-frame-pointer
 endif
 
-ifdef CONFIG_X86_REMOTE_DEBUG
+ifdef CONFIG_DEBUG_SYMBOLS 
 CFLAGS += -g
 endif
 
diff -purN -X /home/mbligh/.diff.exclude 520-queuestat/arch/i386/Kconfig 550-config_debug/arch/i386/Kconfig
--- 520-queuestat/arch/i386/Kconfig	2003-07-28 18:59:00.000000000 -0700
+++ 550-config_debug/arch/i386/Kconfig	2003-07-28 19:02:06.000000000 -0700
@@ -1350,6 +1350,14 @@ config DEBUG_KERNEL
 	  Say Y here if you are developing drivers or trying to debug and
 	  identify kernel problems.
 
+config DEBUG_SYMBOLS_PROMPT
+	bool "Get debug symbols (turns on -g)"
+	depends on DEBUG_KERNEL
+
+config DEBUG_SYMBOLS
+	bool
+	depends on DEBUG_SYMBOLS_PROMPT || X86_REMOTE_DEBUG
+
 config DEBUG_STACKOVERFLOW
 	bool "Check for stack overflows"
 	depends on DEBUG_KERNEL