Re: [PATCH] srp: convert SRP_RQ_SHIFT into a module parameter

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On Wed, 2012-05-30 at 01:22 -0400, David Dillow wrote:
> On Mon, 2012-05-21 at 17:49 +0200, Bernd Schubert wrote:
> > David, below is a first version to convert SRP_RQ_SHIFT into a new 
> > module option "srp_rq_size". I already tested it, but I also need to 
> > re-read it myself.
> > 
> > Author: Bernd Schubert <bernd.schubert@xxxxxxxxxxxxxxxxxx>
> > Date:   Mon May 21 10:25:01 2012 +0200
> > 
> >     infiniband/srp: convert SRP_RQ_SHIFT into a module parameter
> >     
> >     When SRP_RQ_SHIFT is a fix parameter the optimal value is unclear.
> >     The current value of 6 might be too small for several storage systems
> >     and larger values might take too much memory for other systems.
> >     So make it a parameter and let the admin decide.
> 
> This shouldn't be a module parameter; if at all possible, all new
> parameters should be specified on a per-target basis, with reasonable
> defaults. srp_rq_size isn't the right

... name. "queue_depth" or "max_cmd" or "can_queue" would be better.
-- 
Dave Dillow
National Center for Computational Science
Oak Ridge National Laboratory
(865) 241-6602 office

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