NAME
gfs_pio_datasync - output a file’s data on memroy to disk
SYNOPSIS
#include <gfarm/gfarm.h>
char *gfs_pio_datasync (GFS_File gf);
DESCRIPTION
The function gfs_pio_datasync copies data on memory of the gf, and
waits for the I/O to complete before returning. It does nod update
metadtata stat information, while another function gfs_pio_sync updates
the metadata in addition to the contents.
RETURN VALUES
NULL The function terminated successfully.
GFARM_ERR_NO_MEMORY
Insufficient memory was available.
Others An error except the above occurred. The reason is shown by its
pointed strings.
SEE ALSO
gfs_pio_sync(3), gfs_pio_create(3), gfs_pio_open(3), gfs_pio_write(3),
gfs_pio_flush(3)