From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Cox Subject: Re: [RFC] With 8250 Designware UART, if writes to the LCR failed the kernel will hung up Date: Mon, 09 Mar 2015 13:32:19 +0000 Message-ID: <1425907939.3838.182.camel@linux.intel.com> References: <54F96F5B.2090601@huawei.com> <54F9DACA.3020103@hurleysoftware.com> <54FD4779.3020902@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <54FD4779.3020902@huawei.com> Sender: linux-kernel-owner@vger.kernel.org To: "long.wanglong" Cc: Tim Kryger , Peter Hurley , Zhang Zhen , linux-serial@vger.kernel.org, Linux Kernel Mailing List , Tim Kryger , gregkh@linuxfoundation.org, jamie@jamieiles.com, arnd@arndb.de, shenjiangjiang@huawei.com, Wang Kai List-Id: linux-serial@vger.kernel.org > Maybe the next release of the board we will upgrade the serial block to the new version. > but the issue is that how we circumvent this problem in kernel? What is the official vendor workaround ? Alan