From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sinan Kaya Subject: Re: [PATCH v4 2/2] MIPS: io: add a barrier after register read in readX() Date: Thu, 12 Apr 2018 22:33:42 -0400 Message-ID: References: <1523586646-19630-1-git-send-email-okaya@codeaurora.org> <1523586646-19630-2-git-send-email-okaya@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1523586646-19630-2-git-send-email-okaya@codeaurora.org> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: linux-mips@linux-mips.org, arnd@arndb.de, timur@codeaurora.org, sulrich@codeaurora.org Cc: linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Ralf Baechle , James Hogan , Paul Burton , linux-kernel@vger.kernel.org List-Id: linux-arm-msm@vger.kernel.org On 4/12/2018 10:30 PM, Sinan Kaya wrote: > + /* prevent prefetching of coherent DMA dma prematurely */ \ I tried to write DMA data but my keyboard is not cooperating. I'll hold onto posting another version until I hear back from you for wmb(). -- Sinan Kaya Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.