Messages in this thread | | | From | Alex Deucher <> | Date | Fri, 25 Nov 2016 18:41:21 -0500 | Subject | Re: Enabling peer to peer device transactions for PCIe devices |
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On Fri, Nov 25, 2016 at 2:34 PM, Jason Gunthorpe <jgunthorpe@obsidianresearch.com> wrote: > On Fri, Nov 25, 2016 at 12:16:30PM -0500, Serguei Sagalovitch wrote: > >> b) Allocation may not have CPU address at all - only GPU one. > > But you don't expect RDMA to work in the case, right? > > GPU people need to stop doing this windowed memory stuff :) >
Blame 32 bit systems and GPUs with tons of vram :)
I think resizable bars are finally coming in a useful way so this should go away soon.
Alex
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