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SubjectRe: speed difference between using hard-linked and modular drives?

> > Are there any speed difference between hard-linked device drivers and
> > their modular counterparts?
> minimal. a few instructions per IO.

Its worse on some architectures that need to pass through a trampoline
when going between kernel and module (eg ppc). Its even worse on ppc64
at the moment because we have a local TOC per module which needs to be
saved and restored.

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