typedef enum {PETSC_CUSP_UNALLOCATED,PETSC_CUSP_GPU,PETSC_CUSP_CPU,PETSC_CUSP_BOTH} PetscCUSPFlag;
PETSC_CUSP_UNALLOCATED - no memory contains valid matrix entries; NEVER used for vectors
PETSC_CUSP_GPU - GPU has valid vector/matrix entries
PETSC_CUSP_CPU - CPU has valid vector/matrix entries
PETSC_CUSP_BOTH - Both GPU and CPU have valid vector/matrix entries and they match
Level:developer
Location:include/petsc/private/petscimpl.h
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