misc/ibmasm/ibmasmfs.c

428 	struct ibmasmfs_heartbeat_data *rhbeat;
433 	rhbeat = kmalloc(sizeof(struct ibmasmfs_heartbeat_data), GFP_KERNEL);
434 	if (!rhbeat)
437 	rhbeat->sp = inode->i_private;
438 	rhbeat->active = 0;
439 	ibmasm_init_reverse_heartbeat(rhbeat->sp, &rhbeat->heartbeat);
440 	file->private_data = rhbeat;
446 	struct ibmasmfs_heartbeat_data *rhbeat = file->private_data;
448 	kfree(rhbeat);
454 	struct ibmasmfs_heartbeat_data *rhbeat = file->private_data;
466 	spin_lock_irqsave(&rhbeat->sp->lock, flags);
467 	if (rhbeat->active) {
468 		spin_unlock_irqrestore(&rhbeat->sp->lock, flags);
471 	rhbeat->active = 1;
472 	spin_unlock_irqrestore(&rhbeat->sp->lock, flags);
474 	result = ibmasm_start_reverse_heartbeat(rhbeat->sp, &rhbeat->heartbeat);
475 	rhbeat->active = 0;
482 	struct ibmasmfs_heartbeat_data *rhbeat = file->private_data;
491 	if (rhbeat->active)
492 		ibmasm_stop_reverse_heartbeat(&rhbeat->heartbeat);