40 #define TTY_BUFFER_PAGE	(((PAGE_SIZE - sizeof(struct tty_buffer)) / 2) & ~TTYB_ALIGN_MASK)
102 static void tty_buffer_reset(struct tty_buffer *p, size_t size)  in tty_buffer_reset()
123 	struct tty_buffer *p, *next;  in tty_buffer_free_all()
159 static struct tty_buffer *tty_buffer_alloc(struct tty_port *port, size_t size)  in tty_buffer_alloc()
162 	struct tty_buffer *p;  in tty_buffer_alloc()
170 			p = llist_entry(free, struct tty_buffer, free);  in tty_buffer_alloc()
198 static void tty_buffer_free(struct tty_port *port, struct tty_buffer *b)  in tty_buffer_free()
225 	struct tty_buffer *next;  in tty_buffer_flush()
265 	struct tty_buffer *n, *b = buf->tail;  in __tty_buffer_request_room()
310 		struct tty_buffer *tb = port->buf.tail;  in __tty_insert_flip_string_flags()
359 		struct tty_buffer *tb = port->buf.tail;  in tty_prepare_flip_string()
397 static void lookahead_bufs(struct tty_port *port, struct tty_buffer *head)  in lookahead_bufs()
402 		struct tty_buffer *next;  in lookahead_bufs()
436 receive_buf(struct tty_port *port, struct tty_buffer *head, size_t count)  in receive_buf()
470 		struct tty_buffer *head = buf->head;  in flush_to_ldisc()
471 		struct tty_buffer *next;  in flush_to_ldisc()
510 static inline void tty_flip_buffer_commit(struct tty_buffer *tail)  in tty_flip_buffer_commit()