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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D05AC07EBF for ; Fri, 18 Jan 2019 17:59:48 +0000 (UTC) Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D005820850 for ; Fri, 18 Jan 2019 17:59:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="Et070cH1"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="LNIV/M4J" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D005820850 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=fail smtp.mailfrom=kernelnewbies-bounces@kernelnewbies.org Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.91) (envelope-from ) id 1gkYQS-0006XD-Rd; Fri, 18 Jan 2019 12:59:28 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]) by shelob.surriel.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91) (envelope-from ) id 1gkSia-000347-C4 for kernelnewbies@kernelnewbies.org; Fri, 18 Jan 2019 06:53:48 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 581286081E; Fri, 18 Jan 2019 11:53:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1547812427; bh=5pVPmFdQ3w2BGxaeu0magkeFtuoC9f4C2CrM52TYAzI=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=Et070cH1hI1/9PRKE7GCYZCNczeDnwcISg6ZwqwFN+Z/qV/dRSJc/FiD6xk9oCOXb fMbVkhba6OeYDG06bzZPuzBF03RCwhYqXAEDSpfCtXgItjjJbeYjSfQkrCWLkTs0bl pPzCZqCBLNQVYZvfDzgpBtNxiacytE93YnCOGwmM= Received: from [10.79.129.0] (blr-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: saiprakash.ranjan@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 9A5146053B; Fri, 18 Jan 2019 11:53:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1547812426; bh=5pVPmFdQ3w2BGxaeu0magkeFtuoC9f4C2CrM52TYAzI=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=LNIV/M4JkJiVdnvn42KYtyWY1fuNnOQckn0b4msCvaP70DskszhcNj5mAuLxVl3Is DnMgmIAZXIPaitUWdxWp6UAEIfhyZCUI2ZpjBelKTsAdTPioTKohDR+Yurzfr6nShR LH2vQyfWjMqe+44Z+xAiFuuyL7w+3T2n3MEetPJI= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 9A5146053B Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=saiprakash.ranjan@codeaurora.org Subject: Re: Need help: how to locate failure from irq_chip subsystem To: Pintu Agarwal References: <57ff3437-47b5-fe92-d576-084ce26aa5d8@codeaurora.org> From: Sai Prakash Ranjan Message-ID: <1ffe2b68-c87b-aa19-08af-b811063b3310@codeaurora.org> Date: Fri, 18 Jan 2019 17:23:42 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Mailman-Approved-At: Fri, 18 Jan 2019 12:59:17 -0500 Cc: linux-pm@vger.kernel.org, kernelnewbies@kernelnewbies.org, open list , Russell King - ARM Linux , linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: kernelnewbies-bounces@kernelnewbies.org On 1/18/2019 4:50 PM, Pintu Agarwal wrote: >>>> Could you please tell which QCOM SoC this board is based on? >>>> >>> >>> Snapdragon 845 with kernel 4.9.x >>> I want to know from which subsystem it is triggered:drivers/soc/qcom/ >>> >> >> Irqchip driver is "drivers/irqchip/irq-gic-v3.c". The kernel you are >> using is msm-4.9 I suppose or some other kernel? >> > Yes, I am using customized version of msm-4.9 kernel based on Android. > And yes the irqchip driver is: irq-gic-v3, which I can see from config. > > But, what I wanted to know is, how to find out which driver module > (hopefully under: /drivers/soc/qcom/) that register with this > irq_chip, is getting triggered at the time of crash ? > So, that I can implement irq_hold function for it, which is the cause of crash. > Hmm, since this is a bootup crash, *initcall_debug* should help. Add "initcall_debug ignore_loglevel" to kernel commandline and check the last log before crash. - Sai -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation _______________________________________________ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies