tag	line	file	source code
TTY_BUF_SIZE	27	include/linux/tty.h	char buf[TTY_BUF_SIZE];
TTY_BUF_SIZE	37	include/linux/tty.h	#define INC(a) ((a) = ((a)+1) & (TTY_BUF_SIZE-1))
TTY_BUF_SIZE	38	include/linux/tty.h	#define DEC(a) ((a) = ((a)-1) & (TTY_BUF_SIZE-1))
TTY_BUF_SIZE	40	include/linux/tty.h	#define LEFT(a) (((a)->tail-(a)->head-1)&(TTY_BUF_SIZE-1))
TTY_BUF_SIZE	41	include/linux/tty.h	#define LAST(a) ((a)->buf[(TTY_BUF_SIZE-1)&((a)->head-1)])
TTY_BUF_SIZE	43	include/linux/tty.h	#define CHARS(a) (((a)->head-(a)->tail)&(TTY_BUF_SIZE-1))
TTY_BUF_SIZE	22	kernel/chr_drv/serial.c	#define WAKEUP_CHARS (TTY_BUF_SIZE/4)