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 51F42C433FE for ; Thu, 9 Dec 2021 08:22:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234712AbhLIIZr (ORCPT ); Thu, 9 Dec 2021 03:25:47 -0500 Received: from mail.djicorp.com ([14.21.64.4]:57494 "EHLO mail.djicorp.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S229689AbhLIIZq (ORCPT ); Thu, 9 Dec 2021 03:25:46 -0500 X-Greylist: delayed 429 seconds by postgrey-1.27 at vger.kernel.org; Thu, 09 Dec 2021 03:25:45 EST IronPort-SDR: 3IXqrvnP4bfn0C/5179SKw0ukaSpUlJqA7SPEJGdViKEIJInjJGJcCKd6xKtlYTTbSXQxqSH8A 8W6N/AewaTBg== X-IronPort-AV: E=Sophos;i="5.88,191,1635177600"; d="scan'208";a="11814614" From: wigin zeng To: Greg KH CC: "jirislaby@kernel.org" , "linux-serial@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: =?utf-8?B?562U5aSNOiBbUEFUQ0hdIHNlcmlhbDogODI1MDogYWRkIGxvY2sgZm9yIGRt?= =?utf-8?Q?a_rx?= Thread-Topic: [PATCH] serial: 8250: add lock for dma rx Thread-Index: AQHX7M8cgUf9QibCHEeycmxSNUOEd6wpP9YAgACLx/A= Date: Thu, 9 Dec 2021 08:15:00 +0000 Message-ID: <674707a0388c4a3a9bb25676c61e1737@MAIL-MBX-cwP12.dji.com> References: <20211209073339.21694-1-wigin.zeng@dji.com> In-Reply-To: Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [58.34.188.114] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org V2UgZW5jb3VudGVyZWQgdGhpcyBpc3N1ZSB3aGVuIFVBUlQgdHJhbnNmZXIgdmVyeSBpbnRlbnNp dmUuDQpETUEgaXJxLXRocmVhZCBwcm9jZXNzZWQgb24gQ1BVMCBhbmQgc2VyaWFsIGlycS10aHJl 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