| From | Peter Hurley <> | Subject | [PATCH v4 11/32] n_tty: Correct unthrottle-with-buffer-flush comments | Date | Wed, 20 Feb 2013 15:02:58 -0500 |
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The driver is no longer unthrottled on buffer reset, so remove comments that claim it is.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com> --- drivers/tty/n_tty.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 0b85693..a786f4e 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -213,9 +213,8 @@ static void check_unthrottle(struct tty_struct *tty) * 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. */ @@ -254,17 +253,15 @@ 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) -- 1.8.1.2
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