fatfs/src/ff.c
static int lock_fs (		/* 1:Ok, 0:timeout */
	FATFS* fs		/* Filesystem object */
)
{
	return ff_req_grant(fs->sobj);
}
/*-----------------------------------------------------------------------*/
/* Request/Release grant to access the volume                            */
/*-----------------------------------------------------------------------*/
Request/Release grant to access the volume
Request / Release grant to access the volume
static int lock_fs (		
	FATFS* fs		
)
{
	return ff_req_grant(fs->sobj);
}
static int lock_fs ( FATFS * fs ) { return ff_req_grant ( fs -> sobj ) ; }
Request/Release grant to access the volume
Request / Release grant to access the volume
/* 1:Ok, 0:timeout */ /* Filesystem object */