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On Dec 20, 2003, at 9:21 AM, Matt Thomas wrote:

> If the address is from a user-process, you can't trust it at all.
> As I've said before, that shouldn't be allowed.

Right.  I mean, it could be a valid kernel address, but just point to 
the wrong data.  Or, it could be a userspace address, in which case you 
need to use copyin/copyout, not kcopy().

         -- Jason R. Thorpe <thorpej@wasabisystems.com>


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