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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A0C4C433F5 for ; Fri, 19 Nov 2021 18:17:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5F0AC61B44 for ; Fri, 19 Nov 2021 18:17:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234522AbhKSSUS (ORCPT ); Fri, 19 Nov 2021 13:20:18 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55654 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233755AbhKSSUS (ORCPT ); Fri, 19 Nov 2021 13:20:18 -0500 Received: from mail-ed1-x533.google.com (mail-ed1-x533.google.com [IPv6:2a00:1450:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0EFBAC061574 for ; Fri, 19 Nov 2021 10:17:16 -0800 (PST) Received: by mail-ed1-x533.google.com with SMTP id z5so46237574edd.3 for ; Fri, 19 Nov 2021 10:17:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=628q7p3vVd0CrFkuTgEua4myh/YWxoKJzbNr8Nt91Dc=; b=B1qBurZLaTfs+YDrS88+hpXrRqF+sRYb+RNluKjR4PQ/0ek0HiF8Mwa2OTZPwJrFzJ 3xsMytEib1XmwgDyiEc66iSSMH2iFZPfJ292ZecypDC1DlrigRQlQvoITAgvimf4zdSM H0b8nyx8avpQNuFPS+eqZuEq6lZLQ8E+DT8Q8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=628q7p3vVd0CrFkuTgEua4myh/YWxoKJzbNr8Nt91Dc=; b=jPYwx3LYW7gc9RLbFtF5uyJR4VfNxGl+/x3/u4vWANw5LeS1tPB8n5zYJXhKx7zhp3 vtE3fWDL560Tgy7ahopC3jcyF9/zrmzFuX3ZlULK2OU0kcfh3CvBVdjP55GXAePdFY8z sLqQ5ZomhqyDiEXAE1vdaE5ra+02tz+zwtncgBCDBmxSvuSoQw7rYBXBHe/+5kinP5Hk mpGkQLhF1SUN3oINPRvFnqwhWxjKZGoW3gTY2wZhSziRvt1MUbuMxwQAGq31ohoY7VJC 5SKXI6zqKpbSMkLRq3dFy7NRsh4CCuzlwdQvQJ242nJ+eSaRu6MdN1ZFZ590OIotecxD L8fA== X-Gm-Message-State: AOAM531WuJFKl5uNdHQfxpmR6IRcRXm73FHGzkIEkSrlnTKfS0ShjI6G byXBuztkk3cA9X2cN3OI2yjaBk1uCO1HhUCY X-Google-Smtp-Source: ABdhPJxCz+u0wWcPT0tD1JZ0CdBpG8n7G/UDxRerRzHJSeRxMWdTFHHDP7IFD0b0kxn0Jrxd39sEKA== X-Received: by 2002:a17:907:7fa8:: with SMTP id qk40mr10267851ejc.497.1637345834256; Fri, 19 Nov 2021 10:17:14 -0800 (PST) Received: from mail-wm1-f46.google.com (mail-wm1-f46.google.com. [209.85.128.46]) by smtp.gmail.com with ESMTPSA id sa3sm237979ejc.113.2021.11.19.10.17.13 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 19 Nov 2021 10:17:13 -0800 (PST) Received: by mail-wm1-f46.google.com with SMTP id g191-20020a1c9dc8000000b0032fbf912885so8165688wme.4 for ; Fri, 19 Nov 2021 10:17:13 -0800 (PST) X-Received: by 2002:a05:600c:1d97:: with SMTP id p23mr2056537wms.144.1637345833034; Fri, 19 Nov 2021 10:17:13 -0800 (PST) MIME-Version: 1.0 References: <20211117101657.463560063@linuxfoundation.org> <55c7b316-e03d-9e91-d74c-fea63c469b3b@applied-asynchrony.com> <20211118080627.GH174703@worktop.programming.kicks-ass.net> <20211118081852.GM174730@worktop.programming.kicks-ass.net> <20211119020427.2y5esq2czquwmvwc@treble> In-Reply-To: From: Linus Torvalds Date: Fri, 19 Nov 2021 10:16:57 -0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH] x86: Pin task-stack in __get_wchan() To: Peter Zijlstra Cc: Josh Poimboeuf , "Holger Hoffst??tte" , Qi Zheng , Kees Cook , Thomas Gleixner , Justin Forbes , Greg Kroah-Hartman , Linux Kernel Mailing List , Andrew Morton , Guenter Roeck , Shuah Khan , patches@kernelci.org, lkft-triage@lists.linaro.org, Pavel Machek , Jon Hunter , Florian Fainelli , stable Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Fri, Nov 19, 2021 at 1:30 AM Peter Zijlstra wrote: > > Anyway, below is the minimal fix for the situation at hand. I'm not > going to be around much today, so if Linus wants to pick that up instead > of mass revert things that's obviously fine too. Applied. I did have to add a number of "Link:" and "Reported-by:" etc lines though. Please try to keep those kinds around as you make patches, they get lost and forgotten too easily. Linus