MPI_Win_flush function

Completes all outstanding RMA operations initiated by the calling process to the target rank on the specified window. The operations are completed both at the origin and at the target.

Syntax

int MPIAPI MPI_Win_flush(
        int      rank,
        MPI_Win  *win
);

Parameters

• rank
  Rank of target window.

• win
  Window object.

Return value

Returns MPI_SUCCESS on success. Otherwise, the return value is an error code.

In Fortran, the return value is stored in the IERROR parameter.

Fortran

    MPI_WIN_FLUSH(RANK, WIN, IERROR)
        INTEGER RANK, WIN, IERROR

Remarks

All flush and sync functions can be called only within passive target epochs.

Requirements

Product	HPC Pack 2012 MS-MPI Redistributable Package, HPC Pack 2008 R2 MS-MPI Redistributable Package, HPC Pack 2008 MS-MPI Redistributable Package or HPC Pack 2008 Client Utilities
Header	Mpi.h; Mpif.h
Library	Msmpi.lib
DLL	Msmpi.dll

See also

MPI One-Sided Communications Functions