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[23.128.96.18]) by mx.google.com with ESMTP id l21si1841678edw.317.2021.02.17.08.46.00; Wed, 17 Feb 2021 08:46:24 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@mg.codeaurora.org header.s=smtp header.b=mNiFtbzk; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234175AbhBQQpI (ORCPT + 99 others); Wed, 17 Feb 2021 11:45:08 -0500 Received: from z11.mailgun.us ([104.130.96.11]:22364 "EHLO z11.mailgun.us" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233694AbhBQQpH (ORCPT ); Wed, 17 Feb 2021 11:45:07 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1613580287; h=Content-Transfer-Encoding: Content-Type: In-Reply-To: MIME-Version: Date: Message-ID: From: References: Cc: To: Subject: Sender; bh=lP/wW1WoOhWCByLzAv/Wf4dAFE7ofJU7cPtmIjec1tA=; b=mNiFtbzkFkTO9bh2Ytt1ayxXL4j+8psm4XgoJc0WJFOkg2bWvDXCGsAy8bs04carApYUbI3G sK9+9BgE67P7O6ew4kh1qyzGVkWAxZCXJsLdFUzhqD61iA5ov2mypclBLhybTSOfmpJOGvFu 1hQhnkLEhLenFQYk/V3GFLUOl94= X-Mailgun-Sending-Ip: 104.130.96.11 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n03.prod.us-east-1.postgun.com with SMTP id 602d47e570933e9467bf42b2 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 17 Feb 2021 16:44:21 GMT Sender: hemantk=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id B4C08C433CA; Wed, 17 Feb 2021 16:44:20 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=ALL_TRUSTED,BAYES_00, NICE_REPLY_A,SPF_FAIL,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from [10.46.162.249] (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: hemantk) by smtp.codeaurora.org (Postfix) with ESMTPSA id 1423EC433C6; Wed, 17 Feb 2021 16:44:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 1423EC433C6 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=hemantk@codeaurora.org Subject: Re: [PATCH v3] bus: mhi: core: Return EAGAIN if MHI ring is full To: Jeffrey Hugo , manivannan.sadhasivam@linaro.org Cc: bbhatt@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Fan Wu References: <1613579209-3675-1-git-send-email-jhugo@codeaurora.org> From: Hemant Kumar Message-ID: <7f8120f7-e7bd-756c-cdbb-8580cd87bc13@codeaurora.org> Date: Wed, 17 Feb 2021 08:44:19 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <1613579209-3675-1-git-send-email-jhugo@codeaurora.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/17/21 8:26 AM, Jeffrey Hugo wrote: > From: Fan Wu > > Currently ENOMEM is returned when MHI ring is full. This error code is > very misleading. Change to EAGAIN instead. > > Signed-off-by: Fan Wu > Signed-off-by: Jeffrey Hugo > --- Reviewed-by: Hemant Kumar -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project