[openib-general] userspace physical memory

Fab Tillier ftillier at silverstorm.com
Tue Nov 22 09:42:17 PST 2005


> From: yipee [mailto:yipeeyipeeyipeeyipee at yahoo.com]
> Sent: Tuesday, November 22, 2005 9:00 AM
> 
> Hi,
> 
> Is there a way to do physical memory registration from user-space?

No, there is not.  The IB spec specifically calls out physical registration as a
privileged-only operation.

- Fab




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