39 #define TTY_BUFFER_PAGE	(((PAGE_SIZE - sizeof(struct tty_buffer)) / 2) & ~0xFF)
98 static void tty_buffer_reset(struct tty_buffer *p, size_t size)  in tty_buffer_reset()
119 	struct tty_buffer *p, *next;  in tty_buffer_free_all()
155 static struct tty_buffer *tty_buffer_alloc(struct tty_port *port, size_t size)  in tty_buffer_alloc()
158 	struct tty_buffer *p;  in tty_buffer_alloc()
166 			p = llist_entry(free, struct tty_buffer, free);  in tty_buffer_alloc()
175 	p = kmalloc(sizeof(struct tty_buffer) + 2 * size,  in tty_buffer_alloc()
195 static void tty_buffer_free(struct tty_port *port, struct tty_buffer *b)  in tty_buffer_free()
224 	struct tty_buffer *next;  in tty_buffer_flush()
262 	struct tty_buffer *b, *n;  in __tty_buffer_request_room()
320 		struct tty_buffer *tb = port->buf.tail;  in tty_insert_flip_string_fixed_flag()
355 		struct tty_buffer *tb = port->buf.tail;  in tty_insert_flip_string_flags()
382 	struct tty_buffer *tb;  in __tty_insert_flip_char()
415 		struct tty_buffer *tb = port->buf.tail;  in tty_prepare_flip_string()
452 receive_buf(struct tty_port *port, struct tty_buffer *head, int count)  in receive_buf()
488 		struct tty_buffer *head = buf->head;  in flush_to_ldisc()
489 		struct tty_buffer *next;  in flush_to_ldisc()
526 static inline void tty_flip_buffer_commit(struct tty_buffer *tail)  in tty_flip_buffer_commit()