Re: [PATCH 5/5] proc: export more page flags in /proc/kpageflags

[Andrew Morton]

On Tue, 28 Apr 2009 23:41:52 -0500 Nathan Lynch <ntl@xxxxxxxxx> wrote:

> > CONFIG_DEBUG_KERNEL being enabled in distro kernels effectively means 
> >
> >         #ifdef CONFIG_DEBUG_KERNEL == #if 1
> >
> > as the following patch demos. Now it becomes obviously silly.
> 
> Sure, #if 1 is usually silly.  But if the point is that DEBUG_KERNEL is
> not supposed to directly affect code generation, then I see two options
> for powerpc:
> 
> - remove the #ifdef CONFIG_DEBUG_KERNEL guards from
>   arch/powerpc/kernel/sysfs.c, unconditionally enabling the hid/ima
>   sysfs attributes, or
> 
> - define a new config symbol which governs whether those attributes are
>   enabled, and make it depend on DEBUG_KERNEL

yup.
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