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Lines 1778-1784
static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old)
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| 1778 |
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1778 |
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| 1779 |
if (!old || (old->c_lflag ^ tty->termios.c_lflag) & ICANON) { |
1779 |
if (!old || (old->c_lflag ^ tty->termios.c_lflag) & ICANON) { |
| 1780 |
bitmap_zero(ldata->read_flags, N_TTY_BUF_SIZE); |
1780 |
bitmap_zero(ldata->read_flags, N_TTY_BUF_SIZE); |
| 1781 |
ldata->line_start = ldata->canon_head = ldata->read_tail; |
1781 |
if (!L_ICANON(tty)) |
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1782 |
ldata->line_start = ldata->canon_head = ldata->read_tail; |
| 1783 |
else if (read_cnt(ldata)) { |
| 1784 |
set_bit((ldata->read_head - 1) & (N_TTY_BUF_SIZE - 1), |
| 1785 |
ldata->read_flags); |
| 1786 |
ldata->canon_head = ldata->read_head; |
| 1787 |
} |
| 1782 |
ldata->erasing = 0; |
1788 |
ldata->erasing = 0; |
| 1783 |
ldata->lnext = 0; |
1789 |
ldata->lnext = 0; |
| 1784 |
} |
1790 |
} |
| 1785 |
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