[Openib-windows] MTHCA incompatibilities with SRP driver

[Leonid Keller]

Why doesn't SRP register all physical memory as IPoIB does ? 

> -----Original Message-----
> From: Fab Tillier [mailto:ftillier at silverstorm.com] 
> Sent: Friday, August 04, 2006 10:21 AM
> To: Leonid Keller
> Cc: openib-windows at openib.org
> Subject: MTHCA incompatibilities with SRP driver
> 
> Hi Leonid,
> 
> The SRP driver attempts to register kernel virtual memory 
> when it allocates receive descriptors.  The MTHCA driver 
> currently doesn't support kernel clients performing virtual 
> memory registrations.
> 
> When do you expect to have virtual memory registration 
> supported for kernel clients?
> 
> Note that the SRP driver also tries to resize the CQs, but 
> only to down-size them, so a failure here is not as critical.
> 
> Thanks,
> 
> - Fab
> 
>