[petsc-dev] [petsc-users] VECMPICUSP with ghosted vector

[Jed Brown]

On Mon, Feb 6, 2012 at 22:11, Barry Smith <bsmith at mcs.anl.gov> wrote:

>   On the other hand you could argue that ALL vector types should support
> ghosting as a natural thing (with sequential vectors just have 0 length
> ghosts conceptually) then it would be desirable to allow setting the ghost
> information in any ordering.


Just a comment: Ghost vectors are occasionally meaningful even for serial
vectors (if implementing boundary conditions with ghost cells, also
coupling).
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