Re: [PATCH 2.6.34] ehci-hcd: add option to enable 64-bit DMAsupport

[Greg KH]

On Thu, Feb 25, 2010 at 05:15:49PM -0600, Robert Hancock wrote:
> > For now, I'd like to not enable this, given the huge risks and no known
> > benifit.
> 
> "Huge risks" is likely a bit melodramatic

No it is not.  This has the ability to break USB functionality that
currently works just fine for a user.  That's not acceptable.

And yes, we can fix things after-the-fact with blacklists, but as Tejun
so aptly described, it is a major pain to do so, and lots of users just
get frustrated and never tell us that problems happen.

thanks,

greg k-h
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