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=-8.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS 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 8C67AC433E1 for ; Thu, 27 Aug 2020 12:07:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 52FA122B4B for ; Thu, 27 Aug 2020 12:07:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="nth4/rZi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728998AbgH0MHi (ORCPT ); Thu, 27 Aug 2020 08:07:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34038 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728946AbgH0L4i (ORCPT ); Thu, 27 Aug 2020 07:56:38 -0400 Received: from mail-vs1-xe44.google.com (mail-vs1-xe44.google.com [IPv6:2607:f8b0:4864:20::e44]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0F179C061235 for ; Thu, 27 Aug 2020 04:01:36 -0700 (PDT) Received: by mail-vs1-xe44.google.com with SMTP id e14so2568545vsa.9 for ; Thu, 27 Aug 2020 04:01:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=YjN36ux3ZCiiBlL2gD5vkxNtFHi1HK0Zk2s0f0PusEQ=; b=nth4/rZi82Zdz4tORtG6KRkbO6PJcfhbUipiV7FzRSL7ARbIxYr/bK46JmHMNDbTWX /cgbjFquc0bNf/O9zhcb50kBbuQT/lS/x/91HjSw/POXb2FfQGCzWKcC2DfjqUIh+aSN waVMbLrc837pa9LSXJQBOpjxHx326Qd09J/H8tAMadBVGSKCnbfs+1DFxHWfcgtTAVvP YXhk6Cl869ZBNCyaNJIAqpZe+3AqRVL5pSgcQXSB/W0Lpn6vS8GkQ/5PWNZzspG8BGba apse2isGgrRFGohOdCM3+lUOZrnJw2U7KJg43iRhNC16HW9uDu1fhIAo8faNhAH+ngPp 8xeA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=YjN36ux3ZCiiBlL2gD5vkxNtFHi1HK0Zk2s0f0PusEQ=; b=Be7xCcbbY+DyTMfK/h3LSXaAFSLeVXCXKeiv9WGW+PXBRgH5flwhnOrOrywzi0tW4L EzSb+obaa/xmQzRMcsjDJ36j2bSPEB5PW5i2kY43oEkNlLWw/ePPOvukjjgHQBI4iEuD cXODODbtdI4rT9ifZ37fdgIK/gDp+fVX3SLlWR7WyujxV4nsne68oQxYuDrTgNspY82v XeY0ESeG/H1/+zQ0pTm6KQqkeVNvtbYuPSHFw/LkNZN0W9J3dydpG0w5qNznBOGNCId1 DzazEyfw0Mf+EJnopkzAZH57iRxN6oSwuFuP75GJulk1nmp+chyVzGONZX6AZIxdwrQ1 iPMw== X-Gm-Message-State: AOAM531pPSGPw4r6wixeQgOEkrwePj7RHQPNf94qQOM7sQQ/rdRFI4IF env8XxBXbKWbn73PxI0gPiPi6K5P9erEc9PtPXNqHA== X-Google-Smtp-Source: ABdhPJyJUYc+NBvK+NXE8XWvv2+AizG6r7WTq/pC7wizO0q+ooK8tNj0sdNML6eLDXSPdAK5R9iEpw1HwRiMxWxMe8g= X-Received: by 2002:a67:e3cc:: with SMTP id k12mr4760839vsm.173.1598526095417; Thu, 27 Aug 2020 04:01:35 -0700 (PDT) MIME-Version: 1.0 References: <20200827094651.3grvs6ungv3dh7y3@vireshk-i7> In-Reply-To: <20200827094651.3grvs6ungv3dh7y3@vireshk-i7> From: Naresh Kamboju Date: Thu, 27 Aug 2020 16:31:24 +0530 Message-ID: Subject: Re: WARNING: at drivers/opp/core.c:678 dev_pm_opp_set_rate+0x4cc/0x5d4 - on arm x15 To: Viresh Kumar Cc: open list , Linux PM , Linux-Next Mailing List , lkft-triage@lists.linaro.org, Stephan Gerhold , Rajendra Nayak , Ulf Hansson , Krzysztof Kozlowski , sbhanu@codeaurora.org, Sibi Sankar , Matthias Kaehlcke , Stephen Boyd , nm@ti.com Content-Type: text/plain; charset="UTF-8" Sender: linux-next-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org On Thu, 27 Aug 2020 at 15:16, Viresh Kumar wrote: > > On 27-08-20, 15:04, Naresh Kamboju wrote: > > While boot testing arm x15 devices the Kernel warning noticed with linux next > > tag 20200825. > > > > BAD: next-20200825 > > GOOD: next-20200824 > > > > metadata: > > git branch: master > > git repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git > > git commit: 3a00d3dfd4b68b208ecd5405e676d06c8ad6bb63 > > git describe: next-20200825 > > make_kernelversion: 5.9.0-rc2 > > kernel-config: > > https://builds.tuxbuild.com/LDTu4GFMmvkJspza5LJIjQ/kernel.config > > > > We are working on git bisect and boot testing on x15 and get back to you. > > Was this working earlier ? But considering that multiple things > related to OPP broke recently, it may be a OPP core bug as well. Not > sure though. > > Can you give me delta between both the next branches for drivers/opp/ > path ? I didn't get these tags after fetching linux-next. git log --oneline next-20200824..next-20200825 -- drivers/opp/ b0531b897c9a opp: Set required OPPs in reverse order when scaling down b11044e5204e opp: Reduce code duplication in _set_required_opps() c67ba698f5fe opp: Allow dev_pm_opp_get_opp_table() to return -EPROBE_DEFER 8aaf6264fc7f opp: Remove _dev_pm_opp_find_and_remove_table() wrapper f3364e17d571 opp: Split out _opp_set_rate_zero() 10b217365b94 opp: Reuse the enabled flag in !target_freq path 72f80ce4ef9b opp: Rename regulator_enabled and use it as status of all resources - Naresh