Messages in this thread | | | Date | Thu, 20 Mar 2008 16:19:35 -0400 | From | Dave Jones <> | Subject | Re: Why does "make oldconfig" always set CONFIG_SLUB_DEBUG=y ? |
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On Thu, Mar 20, 2008 at 08:35:41PM +0100, Toralf Förster wrote: > I'm wondering why this option is always set after "make oldconfig" : > > tfoerste@n22 ~/devel/linux-2.6 $ grep _SLUB_DEBUG=y .config > CONFIG_SLUB_DEBUG=y > tfoerste@n22 ~/devel/linux-2.6 $ sed -i -e 's/_SLUB_DEBUG=y/_SLUB_DEBUG=n/' .config > tfoerste@n22 ~/devel/linux-2.6 $ grep _SLUB_DEBUG= .config > CONFIG_SLUB_DEBUG=n > tfoerste@n22 ~/devel/linux-2.6 $ make oldconfig 1>/dev/null > tfoerste@n22 ~/devel/linux-2.6 $ grep _SLUB_DEBUG= .config > CONFIG_SLUB_DEBUG=y
CONFIG_SLUB_DEBUG is only optional if CONFIG_EMBEDDED is set. There's little to no cost other than codesize to having it enabled.
Dave
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