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 BB4BDC6FD1F for ; Wed, 22 Mar 2023 17:50:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230267AbjCVRuu (ORCPT ); Wed, 22 Mar 2023 13:50:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49258 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230226AbjCVRur (ORCPT ); Wed, 22 Mar 2023 13:50:47 -0400 Received: from mail-ed1-x529.google.com (mail-ed1-x529.google.com [IPv6:2a00:1450:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9720D5FEA2 for ; Wed, 22 Mar 2023 10:50:44 -0700 (PDT) Received: by mail-ed1-x529.google.com with SMTP id h8so76238248ede.8 for ; Wed, 22 Mar 2023 10:50:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1679507443; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=Qhu19poKmOfI0jrMdEB3kJmLH0MXChRpbmedgDg94Yc=; b=Y/ee/jxbolabZQuEKHsf/mztwU0X5MaIZB1IR05kch78vXKRIAP+u3e8/qw3zxwpxK xHdwJy0NOMaKpDzIyKy/5GIeOQgaTeovWENo9LyiE7OdBJBcXzGUIRGWlUNlFVmZDAJT 3hVdCcubuKobfVIFg83DTgu8T7p2vo9YPf36ZYqNpdHgNS7URNwLUhZBTjqIk2j26SdP +rP/ueWKDgCIMw6R5yuquXmrrV1mLCROvy1gXWV0wRXOAMsMKcEdcoRMMNCCRwksYflu fNk/PYUJ6zxg1BOr1rqJCx8u0tE3lPxxx4j9ixXOTe9dSCwDoY1a3COjTTWe5rKwL5ZJ ShtQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679507443; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Qhu19poKmOfI0jrMdEB3kJmLH0MXChRpbmedgDg94Yc=; b=rFswVvZk7OK1Vvi0NO6ToVkEJr7MpAFbqNHqZN530BJA0i1Rea/xfsp1zq9B+c/8ni fLrY9Y6rwgWV+GXvC58tSFaeDbVCCE0P8/l8T9Iq0WKnVl/OvKkkyg4EnPi9I89nvieK zUCJzT8aw95Sj1MMu0ubSUs0L1SWXZHBTz7JM8XHcIWfFSxJa5MFk21gaycS3nVxIss1 DwO8ADlKN5HwPdwsUZQp7nDFkQ32DJ2xKwVS4IO5TIGHesdpRXu0s7EO7N/4vb6RA4/+ FoUdB7hCEMHirIEToj440gcrE0U0tywxUiMpG4jbozBHQFBvQq/PsGga7UuqMElnmgGS 78CA== X-Gm-Message-State: AO0yUKWF0jMzykHqrnGyH+nCBHWRYVMtZ1keUOWswvVrmJuTzA1kYStw REmlD+8CsODdxWZZeSMCtiaqUA== X-Google-Smtp-Source: AK7set8AArAxA6nlpq0FqatP6y9UpIfuGYiiKDS18vWs0UtLd1i8Ir05bFXg7s547q8uu2GJi0Woeg== X-Received: by 2002:a05:6402:104b:b0:500:2cac:332c with SMTP id e11-20020a056402104b00b005002cac332cmr6838875edu.25.1679507443082; Wed, 22 Mar 2023 10:50:43 -0700 (PDT) Received: from ?IPV6:2a02:810d:15c0:828:5050:151b:e755:1c6? ([2a02:810d:15c0:828:5050:151b:e755:1c6]) by smtp.gmail.com with ESMTPSA id m11-20020a50998b000000b004c13fe8fabfsm8055646edb.84.2023.03.22.10.50.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 22 Mar 2023 10:50:42 -0700 (PDT) Message-ID: Date: Wed, 22 Mar 2023 18:50:41 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [Patch v3 11/11] memory: tegra186-emc: fix interconnect registration race Content-Language: en-US To: Sumit Gupta , treding@nvidia.com, dmitry.osipenko@collabora.com, viresh.kumar@linaro.org, rafael@kernel.org, jonathanh@nvidia.com, robh+dt@kernel.org, lpieralisi@kernel.org Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-pci@vger.kernel.org, mmaddireddy@nvidia.com, kw@linux.com, bhelgaas@google.com, vidyas@nvidia.com, sanjayc@nvidia.com, ksitaraman@nvidia.com, ishah@nvidia.com, bbasu@nvidia.com References: <20230320182441.11904-1-sumitg@nvidia.com> <20230320182441.11904-12-sumitg@nvidia.com> From: Krzysztof Kozlowski In-Reply-To: <20230320182441.11904-12-sumitg@nvidia.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 20/03/2023 19:24, Sumit Gupta wrote: > The current interconnect provider registration interface is inherently > racy as nodes are not added until the after adding the provider. This > can specifically cause racing DT lookups to fail. > > Switch to using the new API where the provider is not registered until > after it has been fully initialised. > > Fixes: ("memory: tegra: add interconnect support for DRAM scaling in Tegra234") Same problem and also send it separately. Best regards, Krzysztof