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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1F581C433EF for ; Wed, 15 Jun 2022 09:08:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345951AbiFOJIA (ORCPT ); Wed, 15 Jun 2022 05:08:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47414 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343660AbiFOJHr (ORCPT ); Wed, 15 Jun 2022 05:07:47 -0400 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AD7F93D1D1 for ; Wed, 15 Jun 2022 02:07:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1655284041; x=1686820041; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=VUQ6LzZzY9wCNv+jUIBtpgLafWcqy4m6v9mDKXVWANg=; b=Qo6w0zQxEFUZlEVizySN7CWJg3wyAph1xFQVGD0Daq1hgJ8Ss3evBLW1 CDSIT8MBqfUzIkHTHv/TBADHsfymRmVGsR5h6Xe2dQufV2PovS6SHTU5x eJkOwLjXCLxWlbB5giz7jSs1Bh4N4kifOOd3zV4FcA7tB7sjsY8G5LRMA JXXgK89LJBG8W72Rcy1pmx7wIYesO8tg1i+G4go1xb+6qVAFzeHBMe0xI X0OOXiavsGJnLRI1jpgtEb4hc5fV88idgHaCcocCb0AWqqLCpWhUP7T/G 1PeoT+Fwi4cCzPNtcOaJwrMflmKmAhXgSltVmvdeoe8rkechGtqXI2BHF w==; X-IronPort-AV: E=McAfee;i="6400,9594,10378"; a="276464673" X-IronPort-AV: E=Sophos;i="5.91,300,1647327600"; d="scan'208";a="276464673" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2022 02:07:21 -0700 X-IronPort-AV: E=Sophos;i="5.91,300,1647327600"; d="scan'208";a="830934147" Received: from mgrymel-mobl1.ger.corp.intel.com (HELO ijarvine-MOBL2.ger.corp.intel.com) ([10.249.41.34]) by fmsmga006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2022 02:07:19 -0700 From: =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= To: linux-serial@vger.kernel.org, Greg KH , Jiri Slaby Cc: =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= Subject: [PATCH 0/3] Serial: Two concurrency fixes & one related cleanup Date: Wed, 15 Jun 2022 12:06:48 +0300 Message-Id: <20220615090651.15340-1-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Here are two fixes to problem that have been introduced by recent changes. In addition, one cleanup patch to the related code (to keep the fix change strictly a fix). Ilpo Järvinen (3): serial: 8250: fix __stop_tx() & DMA Tx restart races serial: 8250_dw: Take port lock while accessing LSR serial: 8250_dma: No need for if (dma->tx_err) drivers/tty/serial/8250/8250_dma.c | 7 +++---- drivers/tty/serial/8250/8250_dw.c | 3 +++ drivers/tty/serial/8250/8250_port.c | 2 +- 3 files changed, 7 insertions(+), 5 deletions(-) -- 2.30.2