diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-27 01:57:53 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-27 01:57:53 (GMT) |
commit | 8095e4e81b4bc38eef7e0be99f9ecc744eaa1683 (patch) | |
tree | d3b5100db11784093e78513f3429022569b4bf7b /drivers/tty/n_tty.c | |
parent | 6b5f146535fe6969aeded9f00b0bc42b3783f7fd (diff) | |
parent | e4aa937ec75df0eea0bee03bffa3303ad36c986b (diff) | |
download | linux-fsl-qoriq-8095e4e81b4bc38eef7e0be99f9ecc744eaa1683.tar.xz |
Merge 3.10-rc3 into tty-next
We want these fixes.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/n_tty.c')
-rw-r--r-- | drivers/tty/n_tty.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 905a6fa..cdcdb0e 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1567,6 +1567,14 @@ static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old) ldata->real_raw = 0; } n_tty_set_room(tty); + /* + * Fix tty hang when I_IXON(tty) is cleared, but the tty + * been stopped by STOP_CHAR(tty) before it. + */ + if (!I_IXON(tty) && old && (old->c_iflag & IXON) && !tty->flow_stopped) { + start_tty(tty); + } + /* The termios change make the tty ready for I/O */ wake_up_interruptible(&tty->write_wait); wake_up_interruptible(&tty->read_wait); |