Re: [patch 2/6] mmu_notifier: Callbacks to invalidate address ranges

Christoph Lameter
2008-01-30T00:21:05Z

On Wed, 30 Jan 2008, Andrea Arcangeli wrote:

> > invalidate_range after populate allows access to memory for which ptes
> > were zapped and the refcount was released.
>
> The last refcount is released by the invalidate_range itself.

That is true for your implementation and to address Robin's issues. Jack:
Is that true for the GRU?