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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 D1195C43441 for ; Fri, 23 Nov 2018 02:17:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9617D20672 for ; Fri, 23 Nov 2018 02:17:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="fHaT7Kc1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9617D20672 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2439421AbeKWNAI (ORCPT ); Fri, 23 Nov 2018 08:00:08 -0500 Received: from mail-pg1-f194.google.com ([209.85.215.194]:40909 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727343AbeKWNAH (ORCPT ); Fri, 23 Nov 2018 08:00:07 -0500 Received: by mail-pg1-f194.google.com with SMTP id z10so2396915pgp.7; Thu, 22 Nov 2018 18:17:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=ENN/1jJ8EwAaPH9pZGXV3pxliDwM4jcLxlfjImodmpA=; b=fHaT7Kc1jIM2nILCZHTpECWwaB3WbHjGO/87uFqPWG66A2U/Y1R1QNTYA5Cfq+7i4K 2ZNiuto8r8m6/c0UdmJF1DGEUT9cP1dWruhfYtxnRjuUe3hrzmzDOGh81v+T3PI6PZKc 5z9D1z0WJH2vmLKoUxTURWmdBqzYtLGs+TPCk7c7pnPayegWfpOGLdDxXCMElvMjpIj5 Lj3DBVSGW+gv9FYn6IG5GkOasxrOOB2EIsrVVeep4DNcgF93ujWcC6zE/sp4Ae5EV5+g qR2bWmT32T//+XKXix5jtQmpTL9DgzFgUm62hKa0TiSm5tOvvec5kY37MK2rXuozEVeq yMQA== 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=ENN/1jJ8EwAaPH9pZGXV3pxliDwM4jcLxlfjImodmpA=; b=dSpsDu7xPfCU6zcx6b1MERijIrDMdew3VlfPgIYsNrHzcrELfUWXqk+e/dwAI9xClz WvKIsDln4/GJnD2LVLfPDUZNJfuv1Li2pPzXsXbTz5KFebMBdjXIOWW2fdbn6iqtHjWv BTYs3VTnaRcH5gIUfq++fwycstH+hUIyYsoN/sHGa2bwBZg38vCFte/NbeC32pyUajgJ /UqQli8GxbXEnDqy1t3waifwJBzgb21bWRT/iCOGB3P9IL2vCYcOz7wCy/eRcKoTuXx+ MooCFVr0gbv7t4DI/HZZKMtt86l2T5YMafqbxr/fEB4BQ23MeXdIdStCadAL++S/NgJA Hf+w== X-Gm-Message-State: AA+aEWYZdVHjLPdDTVq8oiga/+jhFs5nGreF+07WZG1wGj98Y4k68xfC QJ8XUxC81ya/m1vkCjAhLP8= X-Google-Smtp-Source: AFSGD/Xd+BENZJfVl8hDbs+YsSSyIhoWtHcwgJFcYORifBuVIkWRfpXSNIq9xgS3PrKppw9wNXBKDA== X-Received: by 2002:a63:ef47:: with SMTP id c7mr12346836pgk.386.1542939474092; Thu, 22 Nov 2018 18:17:54 -0800 (PST) Received: from localhost ([175.223.19.111]) by smtp.gmail.com with ESMTPSA id i62sm35172360pge.44.2018.11.22.18.17.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 22 Nov 2018 18:17:52 -0800 (PST) Date: Fri, 23 Nov 2018 11:17:48 +0900 From: Sergey Senozhatsky To: Petr Mladek Cc: Martin Schwidefsky , Heiko Carstens , Sergey Senozhatsky , Steven Rostedt , Sergey Senozhatsky , linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] s390: Remove obsolete bust_spinlock() implementation Message-ID: <20181123021748.GB1582@jagdpanzerIV> References: <20181122141529.14933-1-pmladek@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181122141529.14933-1-pmladek@suse.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (11/22/18 15:15), Petr Mladek wrote: > The commit cefc8be82403cf ("Consolidate bust_spinlocks()") kept > the s390-specific implementation because of the absence of CONFIG_VT. > In fact, the only difference was calling console_unblank() instead of > unblank_screen(). > > The common implementation in lib/bust_spinlocks.c started to call > unblank_screen() explicitly since the commit b61312d353da187 > ("oops handling: ensure that any oops is flushed to the mtdoops > console"). > > As a result, the custom implementation is not longer necessary. > And we could get all the other improvements of the common > implementation for free. I believe I sent a similar patch several weeks ago and it's in s390 patch queue as of now, waiting for the next merge window. lkml.kernel.org/r/20181025081108.GB26561@osiris -ss