[Hedge] Problem with Pycuda & hedge

[Andreas Kloeckner]

Hi Peter,

On Thu, 21 Jul 2011 11:53:29 +0200, Peter17 <peter017 at gmail.com> wrote:
> 2011/7/20 Paul Cazeaux <paul_cazeaux at brown.edu>:
> >  - I had the same problem as Peter, with a "pycuda._driver.LogicError: cuFuncSetBlockShape failed: invalid value". More precisely, I get
> >  block = (
> >                given.devdata.smem_granularity,
> >                plan.parallelism.parallel,
> >                plan.aligned_image_dofs_per_microblock
> >                #//given.devdata.smem_granularity)
> > set to (512,1,0). Now I think that given.devdata.smem_granularity is always going to be 512 for my laptop's GeForce 9600 GT - so I hardcoded (512, 1, 1)
> > as the block shape, and it seems to work. Is there a big problem with that?
> 
> Hi, Paul!
> 
> Thanks for the tip! I didn't try to hardcode the value before. It is
> also working for me if I hardcode block to (512, 1, 1) in the 3
> functions function_prepare, function_prepared_call and
> function_prepared_timed_call of pycuda/pycuda/driver.py.

Paul and I just figured out that this was due to a bug in a patch that I
had accepted into PyCUDA in March. Should be better now. Sorry for the trouble.

Andreas
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