diff options
| author | Peter Hurley <peter@hurleysoftware.com> | 2013-03-12 00:44:31 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-19 03:38:58 +0400 |
| commit | 25518c68b334aa977d857dd71dd53f694ffb11e8 (patch) | |
| tree | 49a71ffce534e8752abca82b0b19697e3d0aabad /drivers/tty/n_tty.c | |
| parent | 977066e7587b1b57023a048c0ba754955ea3e7bc (diff) | |
| download | linux-25518c68b334aa977d857dd71dd53f694ffb11e8.tar.xz | |
n_tty: Correct unthrottle-with-buffer-flush comments
The driver is no longer unthrottled on buffer reset, so remove
comments that claim it is.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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 | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 15f7195f4b4c..0d3f715de7d2 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -198,9 +198,8 @@ static void put_tty_queue(unsigned char c, struct n_tty_data *ldata) * reset_buffer_flags - reset buffer state * @tty: terminal to reset * - * Reset the read buffer counters, clear the flags, - * and make sure the driver is unthrottled. Called - * from n_tty_open() and n_tty_flush_buffer(). + * Reset the read buffer counters and clear the flags. + * Called from n_tty_open() and n_tty_flush_buffer(). * * Locking: tty_read_lock for read fields. */ @@ -239,17 +238,15 @@ static void n_tty_packet_mode_flush(struct tty_struct *tty) * n_tty_flush_buffer - clean input queue * @tty: terminal device * - * Flush the input buffer. Called when the line discipline is - * being closed, when the tty layer wants the buffer flushed (eg - * at hangup) or when the N_TTY line discipline internally has to - * clean the pending queue (for example some signals). + * Flush the input buffer. Called when the tty layer wants the + * buffer flushed (eg at hangup) or when the N_TTY line discipline + * internally has to clean the pending queue (for example some signals). * * Locking: ctrl_lock, read_lock. */ static void n_tty_flush_buffer(struct tty_struct *tty) { - /* clear everything and unthrottle the driver */ reset_buffer_flags(tty); if (tty->link) |