[petsc-dev] I hate PetscThreadComm

[Jed Brown]

Jed Brown <jed at jedbrown.org> writes:

> If MPI came through with endpoints, it would be natural to have each
> thread hold a separate handle for Mat, Vec, etc.  I would prefer that
> model (the user always creates the threads however they like and calls
> PETSc collectively with each thread holding a separate handle).  But in
> lieu of endpoints, we would have to wrap the MPI_Comm or have a separate
> argument for the thread context.

http://pcl.intel-research.net/publications/sridharan-sc14.pdf
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