[ofa-general] Registering physical memory region

Tziporet Koren tziporet at dev.mellanox.co.il
Thu Apr 23 01:41:07 PDT 2009


Leonid Azriel wrote:
> Hi,
>
> Is there a way to register physical memory with HCA from a user 
> application. Tried mmap to map it to the virtual memory, but 
> ibv_reg_mr fails with bad address. The memory region is physically 
> located in the IO (PCI) space.
> Please advise.
>
Registration of physical memory is not enabled from user space, only 
from kernel

Tziporet




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