From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0934DC43387 for ; Thu, 10 Jan 2019 10:12:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D7DF1214DA for ; Thu, 10 Jan 2019 10:12:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728193AbfAJKMr (ORCPT ); Thu, 10 Jan 2019 05:12:47 -0500 Received: from metis.ext.pengutronix.de ([85.220.165.71]:55883 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727694AbfAJKMi (ORCPT ); Thu, 10 Jan 2019 05:12:38 -0500 Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1ghXKF-0003ic-6P; Thu, 10 Jan 2019 11:12:35 +0100 Received: from ore by dude.hi.pengutronix.de with local (Exim 4.91) (envelope-from ) id 1ghXKD-0002U9-Vx; Thu, 10 Jan 2019 11:12:33 +0100 From: Oleksij Rempel To: Greg Kroah-Hartman , Jiri Slaby Cc: Steven Walter , Oleksij Rempel , Pengutronix Kernel Team , linux-kernel@vger.kernel.org Subject: [PATCH v1 1/3] drivers/tty: refactor functions for flushing/queuing work Date: Thu, 10 Jan 2019 11:12:30 +0100 Message-Id: <20190110101232.9398-2-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190110101232.9398-1-o.rempel@pengutronix.de> References: <20190110101232.9398-1-o.rempel@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::7 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Steven Walter Preparation for converting to kthread_worker Signed-off-by: Steven Walter Tested-by: Oleksij Rempel --- drivers/tty/tty_buffer.c | 12 +++++++++--- include/linux/tty.h | 1 + 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index 77070c2d1240..e0090e65d83a 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -72,7 +72,7 @@ void tty_buffer_unlock_exclusive(struct tty_port *port) atomic_dec(&buf->priority); mutex_unlock(&buf->lock); if (restart) - queue_work(system_unbound_wq, &buf->work); + tty_buffer_queue_work(port); } EXPORT_SYMBOL_GPL(tty_buffer_unlock_exclusive); @@ -410,7 +410,7 @@ void tty_schedule_flip(struct tty_port *port) * flush_to_ldisc() sees buffer data. */ smp_store_release(&buf->tail->commit, buf->tail->used); - queue_work(system_unbound_wq, &buf->work); + tty_buffer_queue_work(port); } EXPORT_SYMBOL(tty_schedule_flip); @@ -557,6 +557,12 @@ void tty_flip_buffer_push(struct tty_port *port) } EXPORT_SYMBOL(tty_flip_buffer_push); +bool tty_buffer_queue_work(struct tty_port *port) +{ + struct tty_bufhead *buf = &port->buf; + return schedule_work(&buf->work); +} + /** * tty_buffer_init - prepare a tty buffer structure * @tty: tty to initialise @@ -605,7 +611,7 @@ void tty_buffer_set_lock_subclass(struct tty_port *port) bool tty_buffer_restart_work(struct tty_port *port) { - return queue_work(system_unbound_wq, &port->buf.work); + return tty_buffer_queue_work(port); } bool tty_buffer_cancel_work(struct tty_port *port) diff --git a/include/linux/tty.h b/include/linux/tty.h index bfa4e2ee94a9..226a9eff0766 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -507,6 +507,7 @@ extern void session_clear_tty(struct pid *session); extern void no_tty(void); extern void tty_buffer_free_all(struct tty_port *port); extern void tty_buffer_flush(struct tty_struct *tty, struct tty_ldisc *ld); +extern bool tty_buffer_queue_work(struct tty_port *port); extern void tty_buffer_init(struct tty_port *port); extern void tty_buffer_set_lock_subclass(struct tty_port *port); extern bool tty_buffer_restart_work(struct tty_port *port); -- 2.19.1