Re: [PATCH 0/5][RFC] Physical PCI slot objects

From: Andi Kleen
Date: Wed Nov 14 2007 - 10:08:19 EST


On Wed, Nov 14, 2007 at 08:00:25AM -0700, Matthew Wilcox wrote:
> On Wed, Nov 14, 2007 at 03:35:33PM +0100, Andi Kleen wrote:
> > It becomes much more when someone does a find /sys. dentries are
> > expensive. They eventually can get pruned again, but it's still
> > costly to do that.
>
> Again, if this is a big concern for you, there are better places to look
> at for savings.

Whoever is proposing a feature has the burden to justify that
its usefulness is larger than the overhead/cost it adds.

Doesn't seem to be the case with this one so far.

And in general ignoring overhead in new features is a pretty sad
approach. Big bloat does come in small steps with each new feature.

-Andi
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