VecHIPRestoreArrayWrite#

Restore a HIP device pointer previously acquired with VecHIPGetArrayWrite().

Synopsis#

#include "petscvec.h"   
PETSC_EXTERN PetscErrorCode VecHIPRestoreArrayWrite(Vec v, PetscScalar **a)

Data on the host will be marked as out of date. Subsequent access of the data on the host side e.g. with VecGetArray() will incur a device to host data transfer.

Input Parameters#

  • v - the vector

  • a - the HIP device pointer. This pointer is invalid after VecHIPRestoreArrayWrite() returns.

Fortran note#

This function is not currently available from Fortran.

See Also#

VecHIPGetArrayWrite(), VecHIPGetArray(), VecHIPGetArrayRead(), VecHIPGetArrayWrite(), VecGetArray(), VecRestoreArray(), VecGetArrayRead()

Level#

intermediate

Location#

src/vec/vec/interface/rvector.c


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