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 CBE35C04A94 for ; Sun, 30 Jul 2023 11:44:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229738AbjG3Lof (ORCPT ); Sun, 30 Jul 2023 07:44:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229483AbjG3Loe (ORCPT ); Sun, 30 Jul 2023 07:44:34 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 56EA210C; Sun, 30 Jul 2023 04:44:33 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id D29D860C0F; Sun, 30 Jul 2023 11:44:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 276ADC433C7; Sun, 30 Jul 2023 11:44:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1690717472; bh=OS6JHCZoJbPzUiN8ZwsAyWz7H87me0X8MFKTbJ1BfOY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=HnK4fZF8FSrUTtwOvRB5A9/Ik1QvD2zySIifyrj8TjHOk7aEztdxN4z7AW97ML6Jm r8Ctcj4WSSWv9jrjIPwKXcvDwrJP2QXZ4bySRSUwxCqDt82z/gAacU2+hkLAkBPzfE uNh7x+TIbSqgKrStcHRG2teWRwdd+UwwcFwWnw2gMhtcRx0UOigQdw+MyK2MlIcgzd 4+WeGNnPXaRKZWrOmcrTQlOgdJ6zQQBOH7l7fg64SWjd7V3p2zlmsx2BhvJe45yArU ljHY89EgjRUagpv6s+yb8JRjJsMCG0nX7A3/CKgBzq5GTXw59yO1xOQoYBW9kP4VIl jl595Tlaj0REw== Message-ID: <15caeb52-b670-9000-fa2b-b8d1b8485016@kernel.org> Date: Sun, 30 Jul 2023 13:44:22 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.1 Subject: Re: Feedback on Qualcomm's minidump (debug) solution for end user device crash Content-Language: en-US To: Brian Masney , Mukesh Ojha Cc: linux-samsung-soc@vger.kernel.org, linux-mediatek@lists.infradead.org, lkml , Trilok Soni , "open list:ARM/QUALCOMM SUPPORT" , linux-arm-kernel@lists.infradead.org, Alim Akhtar , Kukjin Kim , Vignesh Raghavendra , Nishanth Menon , Matthias Brugger References: <0199db00-1b1d-0c63-58ff-03efae02cb21@quicinc.com> From: Krzysztof Kozlowski In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On 24/07/2023 18:59, Brian Masney wrote: > + linux-arm-kernel list > > On Thu, Jul 20, 2023 at 08:32:24PM +0530, Mukesh Ojha wrote: >> Hi Samsung/MTK/Any other SOC vendors, >> >> This is to bring to your notice that, we (Qualcomm) are working on >> upstreaming our minidump solution which is to address the problem of >> debugging on field device crashes where collecting entire ddr dump >> would not be feasible and collecting minimal data from the ddr would >> help in debug direction or even help in root causing issue. >> >> We have recently posted v4 version here [1] >> >> Based on comments[2], community is more worried about, if each SOC >> vendor come up with their own dumping method today or in future and >> whether it can have a common solution to a similar problem faced by >> other SOC vendor. >> >> We wanted to take your feedback if you also encounter a similar problem >> or maintain something similar solution in downstream which can be >> upstreamed. This will help us in a way to have a common solution in >> upstream. >> >> [1] >> https://lore.kernel.org/lkml/10dd2ead-758a-89f0-cda4-70ae927269eb@quicinc.com/ >> >> [2] >> https://lore.kernel.org/lkml/CAL_JsqLO9yey2-4FcWsaGxijiS6hGL0SH9VoMuiyei-u9=Cv=w@mail.gmail.com/ > > Adding the main ARM list to solicit feedback from other silicon > manufacturers. > > The cover sheet on the v4 patch set is available at: > https://lore.kernel.org/lkml/1687955688-20809-1-git-send-email-quic_mojha@quicinc.com/ I doubt anyone follows the lists, so at least Cc some maintainers. +Cc Alim, Kukjin, Vignesh, Nishanth, Matthias. Best regards, Krzysztof