[PATCH rfc 3/3] nvmet-rdma: assign cq completion vector based on the port allowed cpus

Christoph Hellwig hch at lst.de
Thu Jul 13 10:24:37 PDT 2017


On Thu, Jul 13, 2017 at 01:19:00PM -0400, Chuck Lever wrote:
> 
> > On Jul 13, 2017, at 11:50 AM, Christoph Hellwig <hch at lst.de> wrote:
> > 
> > We really shouldn't be doing any of this in NVMe I think.  We'll need
> > to go back to the cq pool API first.  The last version I had was here:
> > 
> > 	http://git.infradead.org/users/hch/rdma.git/shortlog/refs/heads/rdma-cq
> > 
> > and then do the affinity in common code.
> 
> This seems to address the problem I mentioned to you with properly
> estimating send CQ size when using the rdma_rw API. If these are
> going to be merged soon, I can drop the new API I proposed here:
> 
> http://git.linux-nfs.org/?p=cel/cel-2.6.git;a=commit;h=2156cb956101da854f64918066710ff4e7affc5b

I'd need to find time to get back to it, and I have a few big
chunks on my todo list.  Any chance you (or someone else interested)
could take the series over?



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