Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754392Ab3FONVu (ORCPT ); Sat, 15 Jun 2013 09:21:50 -0400 Received: from mailout02.c08.mtsvc.net ([205.186.168.190]:43168 "EHLO mailout02.c08.mtsvc.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753882Ab3FONVr (ORCPT ); Sat, 15 Jun 2013 09:21:47 -0400 From: Peter Hurley To: Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, Jiri Slaby , Peter Hurley Subject: [PATCH v4 22/24] n_tty: Move n_tty_write_wakeup() to avoid forward declaration Date: Sat, 15 Jun 2013 09:14:34 -0400 Message-Id: <1371302076-4688-23-git-send-email-peter@hurleysoftware.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1371302076-4688-1-git-send-email-peter@hurleysoftware.com> References: <1366039168-8510-1-git-send-email-peter@hurleysoftware.com> <1371302076-4688-1-git-send-email-peter@hurleysoftware.com> X-Authenticated-User: 125194 peter@hurleysoftware.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1779 Lines: 64 Prepare to special case pty flow control; avoid forward declaration. Signed-off-by: Peter Hurley --- drivers/tty/n_tty.c | 31 +++++++++++++++---------------- 1 file changed, 15 insertions(+), 16 deletions(-) diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 9e13c80..0e3efc1 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -214,6 +214,21 @@ static ssize_t chars_in_buffer(struct tty_struct *tty) return n; } +/** + * n_tty_write_wakeup - asynchronous I/O notifier + * @tty: tty device + * + * Required for the ptys, serial driver etc. since processes + * that attach themselves to the master and rely on ASYNC + * IO must be woken up + */ + +static void n_tty_write_wakeup(struct tty_struct *tty) +{ + if (tty->fasync && test_and_clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags)) + kill_fasync(&tty->fasync, SIGIO, POLL_OUT); +} + static inline void n_tty_check_throttle(struct tty_struct *tty) { /* @@ -1458,22 +1473,6 @@ handle_newline: put_tty_queue(c, ldata); } - -/** - * n_tty_write_wakeup - asynchronous I/O notifier - * @tty: tty device - * - * Required for the ptys, serial driver etc. since processes - * that attach themselves to the master and rely on ASYNC - * IO must be woken up - */ - -static void n_tty_write_wakeup(struct tty_struct *tty) -{ - if (tty->fasync && test_and_clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags)) - kill_fasync(&tty->fasync, SIGIO, POLL_OUT); -} - /** * n_tty_receive_buf - data receive * @tty: terminal device -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/