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=-5.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,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 CAC1EC32753 for ; Wed, 14 Aug 2019 09:03:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9D5A3208C2 for ; Wed, 14 Aug 2019 09:03:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="AUrbF4Gx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725905AbfHNJDL (ORCPT ); Wed, 14 Aug 2019 05:03:11 -0400 Received: from mail-pl1-f193.google.com ([209.85.214.193]:36854 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725306AbfHNJDI (ORCPT ); Wed, 14 Aug 2019 05:03:08 -0400 Received: by mail-pl1-f193.google.com with SMTP id g4so3965665plo.3; Wed, 14 Aug 2019 02:03:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=+xayDP2oypqDVXTm/RH82wgRTkmtKwwjJXMVRTlgmYg=; b=AUrbF4GxYP1s1KQrRCOaA8ks7gKQwS1xC10NQXqkVLagBjt5EQcwJgZVd3GlZktdGn P06ovTLVoEmSDD6+Eoh6Cp9+vlFkxjBhfDN3hjECcKw/W9aF2wn4gXcti9vSpiAzqZkb E1+W+AoxiB8w/g0St/9i/lORg0LE32jIclhkdtzj9/uHsq0rJuVUATlHiGozXirQ7uIm 47FvGgq1mQ8FuyPClAxm6QzMvmFjmyFvjhj1eXt5LZblicwly4thclRRocrGPmBgJYOf hzbEWJU4fZSe5peZTXX5k8OgEwYumZxq2ka8F20LQcvToi3SIOea4+ptiwmfB9ifQ79/ j7JA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=+xayDP2oypqDVXTm/RH82wgRTkmtKwwjJXMVRTlgmYg=; b=TNVCNJFQ8zRvwlOsseY2wSfFCaO3kfOyieHn83pewjRV+/VyPLuC9q8xc3WP8j1M6v gUJKI3cC45Stk61ImSEGZ66J7dWC2Ta3A0m4CaYV69fd7LIZLB/uGqzZrk4NDjH7MDHJ O4wbbmImdFrpQrVuRCE7XmRVmR63EG1R2xUNHTWkgRvE6q+dR4Lf17klf/2HJem2QZpT 0UZLRdzuyNMCx/imOFHdPCgDzLXFZdMylUqVtu0og/GNorr0tUUHg6RGhDSQXvBL4aV7 SXCjogOmEckhLIFWoNfARgTEIgFm9kVTo5xg/pKf3mSe5xhIDFpEVP3nRrexHdQ8n9CD RcBw== X-Gm-Message-State: APjAAAUcxwt/br/ZPDgpGxzF8mXJcfJeJlUwRTWJiQYbQ6XO0gEBqU9O Afyy/v9ikSNvPrkWOutfe3BKzhuVCD/TbQ== X-Google-Smtp-Source: APXvYqwkDH7HjHvSzr/Gy4L3yRkRgLxGCrIVojIgFFlPYrKL0oB+Qcqvd0VeMJpiLf+z/Fof8EZleQ== X-Received: by 2002:a17:902:8d91:: with SMTP id v17mr23960022plo.88.1565773387060; Wed, 14 Aug 2019 02:03:07 -0700 (PDT) Received: from [192.168.68.119] (203-219-253-117.static.tpgi.com.au. [203.219.253.117]) by smtp.gmail.com with ESMTPSA id j6sm10350514pjd.19.2019.08.14.02.03.01 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 14 Aug 2019 02:03:06 -0700 (PDT) Subject: Re: [PATCH v9 1/7] powerpc/mce: Schedule work from irq_work To: Santosh Sivaraj , linuxppc-dev , Linux Kernel Cc: "Aneesh Kumar K.V" , Mahesh Salgaonkar , Reza Arbab , Chandan Rajendra , Michael Ellerman , Nicholas Piggin , christophe leroy , Mahesh Salgaonkar , stable@vger.kernel.org References: <20190812092236.16648-1-santosh@fossix.org> <20190812092236.16648-2-santosh@fossix.org> From: Balbir Singh Message-ID: Date: Wed, 14 Aug 2019 19:02:56 +1000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190812092236.16648-2-santosh@fossix.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On 12/8/19 7:22 pm, Santosh Sivaraj wrote: > schedule_work() cannot be called from MCE exception context as MCE can > interrupt even in interrupt disabled context. > > fixes: 733e4a4c ("powerpc/mce: hookup memory_failure for UE errors") > Suggested-by: Mahesh Salgaonkar > Signed-off-by: Santosh Sivaraj > Cc: stable@vger.kernel.org # v4.15+ > --- Acked-by: Balbir Singh