TTY_DRIVER_DEVPTS_MEM 900 drivers/tty/pty.c TTY_DRIVER_DEVPTS_MEM | TTY_DRIVER_DEVPTS_MEM 908 drivers/tty/pty.c TTY_DRIVER_DEVPTS_MEM | TTY_DRIVER_DEVPTS_MEM 1542 drivers/tty/tty_io.c if (tty->driver->flags & TTY_DRIVER_DEVPTS_MEM) TTY_DRIVER_DEVPTS_MEM 3225 drivers/tty/tty_io.c if (!(flags & TTY_DRIVER_DEVPTS_MEM)) {