Re: Problem Pinning Physical Memory

Brian
2010-11-26T14:08:07Z

Eli Cohen <eli@...> writes:
> You can't regiter IO memory using ibv_reg_mr() - you can only do that
> by registering that memory using physical memory registration which is
> available only for kernel consumers. You can't allow userspace to
> register physical pages as this is a security breach.

So, would ibv_reg_mr work with physical memory if run from a kernel module? (or
would something else have to be used instead). I have no requirement that this
run in userspace.