taglinefilesource code
cnow1872drivers/char/serial.cstruct async_icount cprev, cnow;  /* kernel counter temps */
cnow1997drivers/char/serial.ccnow = info->icount;  /* atomic copy */
cnow1999drivers/char/serial.cif ( ((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
cnow2000drivers/char/serial.c((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
cnow2001drivers/char/serial.c((arg & TIOCM_CD)  && (cnow.dcd != cprev.dcd)) ||
cnow2002drivers/char/serial.c((arg & TIOCM_CTS) && (cnow.cts != cprev.cts)) ) {
cnow2005drivers/char/serial.ccprev = cnow;
cnow2021drivers/char/serial.ccnow = info->icount;
cnow2024drivers/char/serial.cput_user(cnow.cts, &p_cuser->cts);
cnow2025drivers/char/serial.cput_user(cnow.dsr, &p_cuser->dsr);
cnow2026drivers/char/serial.cput_user(cnow.rng, &p_cuser->rng);
cnow2027drivers/char/serial.cput_user(cnow.dcd, &p_cuser->dcd);