[ofa-general] Re: [PATCH 2.6.30] xprtrdma: The frmr iova_start values are truncated by the nfs rdma client.

Or Gerlitz ogerlitz at Voltaire.com
Thu May 14 06:45:26 PDT 2009


Steve Wise wrote:
> The NFSRDMA transport uses Fast Register Memory Regions.  In this
> particular section of code, the NFSRDMA client is building a fastreg
> work request to bind a page list to a fastreg mr.  You can read about
> this in the IBTA spec on memory management extensions, or in the RDMA Verbs draft.

Hi Steve,

I was aware for the context being fastreg work request. I was thinking
that the spec mandates either dma addr or kva on the iova but from your reply
I assume to be wrong, thanks.

Or.



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