127 	/* pipe ID - index into goldfish_pipe_dev::pipes array */
144 	/* doubly linked list of signalled pipes, protected by
177 	 *  - pipes, pipes_capacity
178 	 *  - [*pipes, *pipes + pipes_capacity) - array data
183 	 *                                       in all allocated pipes
187 	 * the only operation that happens often is the signalled pipes array
195 	 * Array of the pipes of |pipes_capacity| elements,
198 	struct goldfish_pipe **pipes;  member
204 	/* Head of a doubly linked list of signalled pipes */
525 	pipe = dev->pipes[id];  in signalled_pipes_add_locked()
582 	/* Iterate over the signalled pipes and wake them one by one */  in goldfish_interrupt_task()
611  *  2. IRQ handler reads the signalled pipes and their count from the device
613  *      it only resets the IRQ if it has returned all signalled pipes,
616  *  4. IRQ handler adds all returned pipes to the device's signalled pipes list
617  *  5. IRQ handler launches a tasklet to process the signalled pipes from the
630 	/* Request the signalled pipes from the device */  in goldfish_pipe_interrupt()
657 		if (!dev->pipes[id])  in get_free_pipe_id_locked()
666 		struct goldfish_pipe **pipes =  in get_free_pipe_id_locked()  local
667 			kcalloc(new_capacity, sizeof(*pipes), GFP_ATOMIC);  in get_free_pipe_id_locked()
668 		if (!pipes)  in get_free_pipe_id_locked()
670 		memcpy(pipes, dev->pipes, sizeof(*pipes) * dev->pipes_capacity);  in get_free_pipe_id_locked()
671 		kfree(dev->pipes);  in get_free_pipe_id_locked()
672 		dev->pipes = pipes;  in get_free_pipe_id_locked()
735 	dev->pipes[id] = pipe;  in goldfish_pipe_open()
754 	dev->pipes[id] = NULL;  in goldfish_pipe_open()
773 	dev->pipes[pipe->id] = NULL;  in goldfish_pipe_release()
835 	dev->pipes = kcalloc(dev->pipes_capacity, sizeof(*dev->pipes),  in goldfish_pipe_device_init()
837 	if (!dev->pipes) {  in goldfish_pipe_device_init()
852 		kfree(dev->pipes);  in goldfish_pipe_device_init()
878 	kfree(dev->pipes);  in goldfish_pipe_device_deinit()