PetscSFDeregisterPersistent#
Signal that repeated usage of root and leaf data for PetscSF communication has concluded.
Synopsis#
#include "petscsf.h"
PetscErrorCode PetscSFDeregisterPersistent(PetscSF sf, MPI_Datatype unit, const void *rootdata, const void *leafdata)
Collective
Input Parameters#
sf - star forest
unit - the data type contained within the root and leaf data
rootdata - root data that was previously registered with
PetscSFRegisterPersistent()leafdata - leaf data that was previously registered with
PetscSFRegisterPersistent()
Note#
See PetscSFRegisterPersistent() for when/how to use this function.
See Also#
PetscSF, PETSCSFWINDOW, PetscSFRegisterPersistent()
Level#
advanced
Location#
Examples#
Implementations#
PetscSFDeregisterPersistent_Window() in src/vec/is/sf/impls/window/sfwindow.c
Index of all PetscSF routines
Table of Contents for all manual pages
Index of all manual pages