Re: 2.6.18-rc6-mm1 - x86_64-mm-lockdep-dont-force-framepointer.patch

Heiko Carstens
2006-09-08T12:24:14Z

x86_64-mm-lockdep-dont-force-framepointer.patch does this:

> Don't force frame pointers for lockdep
>
> Now that stacktrace supports dwarf2 don't force frame pointers for lockdep anymore
>
> Cc: mingo@elte.hu
> Signed-off-by: Andi Kleen <ak@suse.de>
>
> ---
> lib/Kconfig.debug | 1 -
> 1 files changed, 1 deletion(-)
>
> Index: linux/lib/Kconfig.debug
> ===================================================================
> --- linux.orig/lib/Kconfig.debug
> +++ linux/lib/Kconfig.debug
> @@ -218,7 +218,6 @@ config LOCKDEP
> bool
> depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT
> select STACKTRACE
> - select FRAME_POINTER

This patch affects all architecture. I'd like to keep the "select FRAME_POINTER"
for s390, since we don't support dwarf2.
So this patch should be dropped.