[PATCH] KConfig: Rewrite globals only if modified

[Oswald Buddenhagen]

On Mon, Feb 25, 2008 at 01:04:14AM +0100, Chusslove Illich wrote:
> The attached patch checks if there is any dirty global config entry,
> and issues rewrite only if that is the case. Is it committable?
> 
i'd make it symmetric, i.e., introduce writeLocals as well.
the overhead should be minimal (put it in the same loop), so it can be
done irrespective of the gain (which is probably lower than for globals,
but i'm just guessing).

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