Re: [ofa-general] Re: Demand paging for memory regions

[Christoph Lameter]

On Wed, 13 Feb 2008, Christoph Raisch wrote:

> For ehca we currently can't modify a large MR when it has been allocated.
> EHCA Hardware expects the pages to be there (MRs must not have "holes").
> This is also true for the global MR covering all kernel space.
> Therefore we still need the memory to be "pinned" if ib_umem_get() is
> called.

It cannot be freed and then reallocated? What happens when a process 
exists?

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