[petsc-dev] MatMissingDiagonal_MPIAIJ lack a reduce?

Barry Smith bsmith at mcs.anl.gov
Mon Jan 16 11:53:25 CST 2017


   Eric,

     I checked through all the uses and it appears that it is actually not a collective operation so I have changed the manual page in master to reflect this.

     Thanks for pointing out the inconsistency

    Barry

> On Jan 16, 2017, at 11:22 AM, Eric Chamberland <Eric.Chamberland at giref.ulaval.ca> wrote:
> 
> Hi,
> 
> shouldn't there be a MPI_Reduce in MatMissingDiagonal_MPIAIJ so it is really collective as stated in documentation?
> 
> Thanks,
> 
> Eric




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