On Wed, Jan 29, 2014 at 09:25:51PM +0100, Daniel Vetter wrote:
> So originally I've thought we need this due to the massive overhead of the
> mmu notifier. But now with the nice shared mmu notifiers I've thought that
> overhead is gone I prefer to also ditch this option.
> 
> Same goes about the MMU_NOTIFIER conditional code, imo we simply should
> select this - most distros will have it anyway and users will be really
> suprised if they lose userspace driver features for seemingly irrelevant
> reasons.

Seriously? You think the overhead is magically gone?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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