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=-8.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 E4971C433DF for ; Tue, 4 Aug 2020 06:42:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E428C2086A for ; Tue, 4 Aug 2020 06:42:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596523341; bh=QfhtwW3/FJuOOBbZvmQVCIFUWhKtej0lel9u1XnuJk4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=s3LLI8gEt7QOeovl7PEUhmabCacLDcdkAaSd+ApKzakmBlUc68WxuEt6OzfygyFog fR60Hctg37EN/DwGDmTTXZJaSFPMPbffLgv/uJLJNc2bAEUdl36NV5fGEFq93W9Y6S SJAaTX+pO83ppxXSgGQ5JIaingVYK4a/G6ngVxlY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728462AbgHDGmU (ORCPT ); Tue, 4 Aug 2020 02:42:20 -0400 Received: from mail-ej1-f67.google.com ([209.85.218.67]:34402 "EHLO mail-ej1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725811AbgHDGmT (ORCPT ); Tue, 4 Aug 2020 02:42:19 -0400 Received: by mail-ej1-f67.google.com with SMTP id o23so13728708ejr.1; Mon, 03 Aug 2020 23:42:18 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=To/tKZ673YdcmGe7ISEnqDnAKsZbt6QyqhCKeqY+VQQ=; b=E9Xwa0hCd9OmeS3kH3s6UDNOXQOuo3zXI0u6grAGhGMZaKxKyPYQJKRjJD+i0JYYfy YWtPTMd0fsAnsAqhYZUrkY14S0/SWc3+e4FO+Nia5IjC3SWQmJt5HF1WLjcfwADIX5it lv7cLoYvL7p/ZQ5PndvoK0AH+SZaKWa3QMBEbHNsD/c+Yldjs3sPp3JCxiKC2DCzIaSp moQ+/o4FA4iuI1uIkf2Ezx4eYkhueKJZ8C1Ckyti3nMMH7MFLd5lKkWyBj3aT/wEcLpd 2pELQW7YGUUNUQhusVJmtodNoGnxznf/GsUwNyoJUmQKgmvCnRITeC0atuHrU34erYcX ubxw== X-Gm-Message-State: AOAM531j4Iee+mNndaoaVA0A3IA4kO8V7TfopcVOXOIP4gwMUT3f2JjT iHwegnxUQbjIc3eUyhMdCKss2V7nqi0= X-Google-Smtp-Source: ABdhPJy//7W0MX3eI3cZyIQWn6WwzEAzB6TVyn8uEL/oeZHDKkza/pBJBDyVOfFfy1hJVbO5q0GLZw== X-Received: by 2002:a17:906:1c84:: with SMTP id g4mr19954755ejh.59.1596523337256; Mon, 03 Aug 2020 23:42:17 -0700 (PDT) Received: from kozik-lap ([194.230.155.117]) by smtp.googlemail.com with ESMTPSA id sb3sm18150471ejb.113.2020.08.03.23.42.15 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Mon, 03 Aug 2020 23:42:16 -0700 (PDT) Date: Tue, 4 Aug 2020 08:42:13 +0200 From: Krzysztof Kozlowski To: Marek Szyprowski Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Lukasz Luba , Bartlomiej Zolnierkiewicz , linux-samsung-soc@vger.kernel.org, Chanwoo Choi Subject: Re: [PATCH] memory: samsung: exynos5422-dmc: propagate error from exynos5_counters_get() Message-ID: <20200804064213.GA10089@kozik-lap> References: <20200804061210.5415-1-m.szyprowski@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20200804061210.5415-1-m.szyprowski@samsung.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 04, 2020 at 08:12:10AM +0200, Marek Szyprowski wrote: > exynos5_counters_get() might fail with -EPROBE_DEFER if the driver for > devfreq event counter is not yet probed. Propagate that error value to > the caller to ensure that the exynos5422-dmc driver will be probed again > when devfreq event contuner is available. > > This fixes boot hang if both exynos5422-dmc and exynos-ppmu drivers are > compiled as modules. > > Signed-off-by: Marek Szyprowski > --- > drivers/memory/samsung/exynos5422-dmc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Thanks, looks good. I'll apply it to fixes after merge window. Best regards, Krzysztof