petsc-master 2019-12-10
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PCGAMGSetCpuPinCoarseGrids

pin reduced grids to CPU

Synopsis

#include "petscpc.h" 
#include "petscksp.h" 
PetscErrorCode PCGAMGSetCpuPinCoarseGrids(PC pc, PetscBool flg)
Collective on PC

Input Parameters

pc - the preconditioner context
flg - PETSC_TRUE to pin coarse grids to CPU

Options Database Key

-pc_gamg_cpu_pin_coarse_grids -

See Also

PCGAMGSetCoarseGridLayoutType(), PCGAMGSetUseParallelCoarseGridSolve()

Level

intermediate

Location

src/ksp/pc/impls/gamg/gamg.c

Implementations

PCGAMGSetCpuPinCoarseGrids_GAMG in src/ksp/pc/impls/gamg/gamg.c

Index of all PC routines
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Index of all manual pages