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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no 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 5E9BAC433FE for ; Tue, 8 Dec 2020 21:26:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1DD4B23B1A for ; Tue, 8 Dec 2020 21:26:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729385AbgLHV0W (ORCPT ); Tue, 8 Dec 2020 16:26:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48056 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726396AbgLHV0W (ORCPT ); Tue, 8 Dec 2020 16:26:22 -0500 Received: from mail-lj1-x22d.google.com (mail-lj1-x22d.google.com [IPv6:2a00:1450:4864:20::22d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 82EFBC0613CF for ; Tue, 8 Dec 2020 13:25:41 -0800 (PST) Received: by mail-lj1-x22d.google.com with SMTP id q8so22036935ljc.12 for ; Tue, 08 Dec 2020 13:25:41 -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=hAt6SR54pfO6r6IYwitLEIY1X0vGqJNiQs3ra1/Xs4I=; b=N3XcvG71up8pI7MNyZXvuWhjPZGymShTsiqNrSDaH/wJvGTfFOt9MdyHVSy8SHtQMJ YW8SfVvGRX1xIZGT3xTYidoIUPeU7QmbggBvhbB7/SXWeWhH+pNDSkZRtRYIvYMLTUl+ U+b/c6y5qX3l+nOVC3pae7YGo3zpp3RBxZJws= 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=hAt6SR54pfO6r6IYwitLEIY1X0vGqJNiQs3ra1/Xs4I=; b=FQAmsfiKUga7lMZgjns0mR5xww1MmEvyD3QP/4JJyOoBhCK4y1M2SMLabA+Yr3YmB1 9N+iwkWF+jo6b5z7cRLUBDcEslvCvVgtlKGXzHBfjQaI7FpFZRZC7KmURq2Etk567M9o 9qR1Nv1us4wWhqiAvtQTv7bBgBDalTV8Sw776keyxsgQr0pyqFK0BS6AP6Q2UpYf2aRD ibwmPZ2GBA8oi5I62eNGRQGfCLdKWfyM+J/G65CtF0kYxWLjkW5WBKp8SCgLNQBK0r/E JNHIQa7nJ0vZ/l/HiBFSltZ69KnrqXN3+gryd5ZgS7P5K/Wf75v1UukKeEkw3z23tIN3 ZKPA== X-Gm-Message-State: AOAM531r9hXZ0On/xWtUd9scudXeswtuH1kh6xpiUKTz7p/DLEgioxGt bVICc7u6iV8v/WK6uLZqdznnoe9Pb8alSQ== X-Google-Smtp-Source: ABdhPJwi/IPCpdcYx0Lq0jPW9nmoYDU+s199tQ+DQoXr0CWD8Izb1q5bsfHtCnsp0R27Z2GexL7MKw== X-Received: by 2002:a05:651c:3db:: with SMTP id f27mr1241831ljp.494.1607462739643; Tue, 08 Dec 2020 13:25:39 -0800 (PST) Received: from mail-lj1-f180.google.com (mail-lj1-f180.google.com. [209.85.208.180]) by smtp.gmail.com with ESMTPSA id n10sm1331688ljg.139.2020.12.08.13.25.38 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 08 Dec 2020 13:25:38 -0800 (PST) Received: by mail-lj1-f180.google.com with SMTP id q8so22036805ljc.12 for ; Tue, 08 Dec 2020 13:25:38 -0800 (PST) X-Received: by 2002:a2e:9d89:: with SMTP id c9mr1137779ljj.220.1607462738309; Tue, 08 Dec 2020 13:25:38 -0800 (PST) MIME-Version: 1.0 References: <9106e994-bb4b-4148-1280-f08f71427420@huawei.com> In-Reply-To: From: Linus Torvalds Date: Tue, 8 Dec 2020 13:25:21 -0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: problem booting 5.10 To: John Garry , Jens Axboe Cc: "Martin K. Petersen" , Julia Lawall , "James E.J. Bottomley" , Linux Kernel Mailing List , nicolas.palix@univ-grenoble-alpes.fr, linux-scsi , Kashyap Desai , Ming Lei Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ Just re-sending with Jens added back - he's been on a couple of the emails, but wean't on this one. Sorry for the duplication ] On Tue, Dec 8, 2020 at 1:23 PM Linus Torvalds wrote: > > On Tue, Dec 8, 2020 at 1:14 PM John Garry wrote: > > > > JFYI, About "scsi: megaraid_sas: Added support for shared host tagset > > for cpuhotplug", we did have an issue reported here already from Qian > > about a boot hang: > > Hmm. That does sound like it might be it. > > At this point, the patches from Ming Lei seem to be a riskier approach > than perhaps just reverting the megaraid_sas change? > > It looks like those patches are queued up for 5.11, and we could > re-apply the megaraid_sas change then? > > Jens, comments? > > And Julia - if it's that thing, then a > > git revert 103fbf8e4020 > > would be the thing to test. > > Linus