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=-3.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT 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 62A3EC43219 for ; Mon, 29 Apr 2019 13:25:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2A8CB2084B for ; Mon, 29 Apr 2019 13:25:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=shutemov-name.20150623.gappssmtp.com header.i=@shutemov-name.20150623.gappssmtp.com header.b="YZxI/MTZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728155AbfD2NZV (ORCPT ); Mon, 29 Apr 2019 09:25:21 -0400 Received: from mail-yw1-f66.google.com ([209.85.161.66]:40888 "EHLO mail-yw1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725838AbfD2NZU (ORCPT ); Mon, 29 Apr 2019 09:25:20 -0400 Received: by mail-yw1-f66.google.com with SMTP id t79so3670126ywc.7 for ; Mon, 29 Apr 2019 06:25:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=shutemov-name.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=X9kf4JBFK1L9TXDCESs4VpTZ5WWFhznjkD+qwDCtBds=; b=YZxI/MTZu84kNPX0vmCPOIN20QsbPLkyEf9fmXM5keufwa34Lt2PwN490Ve/9oChXZ x1EimBr+XLhsPTAoPk7kT0bFs6cc8LmBvt/RaVfRuB4yBBggLxcELmGnDBGYmdbvAZ5n rNq/9Z1ft28qGjNWuQqbmh37yN1sfhUFvx4rcRiGrQYovoYu3fGAn+OgA8oEsph9NwEo eCWO/9dAFLy7+2WYWz5pgPMN0kTeoOOgnlbQWHokcwBNJ8JnwGEnE81XMB1jZbCbBp0+ WKHDfVdmqjjstrOg0MMerxmA0BshTyayjr9RdKnKMp5v9Un6lNBDtYIXNtQMZeGbIZsC sSQw== 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=X9kf4JBFK1L9TXDCESs4VpTZ5WWFhznjkD+qwDCtBds=; b=UhIDYfCpCGMbPhjurehLeQb7Arq6uzC9mLp/YUcdYNQkSsd0PPj0D956ESfpWt7Zzv Q8U4i9EHAvfs6NJBePW/NRHA2wnghBvyxoVj0LNvKkxu1hZDQVkWgXSbGlf/pFBaDtL1 2VoLRw0Ri+agLPD5uknGjpI8vkYjXqPaKsYHWPufq+VbbtbQCe63asdlmhggzWBirHlU zf/EctTlu/sIzO1Mo7ERrymvFq0FvB/uFAjos4pZLhU1oOmdUkTRqirYsvVrXtgB5ZNM 4wZzpYQwd5Ca937ViX+rlth6WWaXRkT+3ecM/Zrjtzb9pK11W1ZGt2E3CLmiYbR5LrA4 geoQ== X-Gm-Message-State: APjAAAW3cdtCb33FMAlMDGXMm+6IvV1M/7lWHKd60p7RFajvP1LLW+ku rd1VvogFCpjievxmjWqpi33ojUzsaBOamA== X-Google-Smtp-Source: APXvYqyWT1Mdaz0GcnscCgwARQJx56yalbQKUAn8CvaggUEMppCjXwGgdfIj1rLJKV8jahJGn5CFoQ== X-Received: by 2002:a0d:c445:: with SMTP id g66mr48824753ywd.61.1556544319865; Mon, 29 Apr 2019 06:25:19 -0700 (PDT) Received: from kshutemo-mobl1.localdomain (adsl-173-228-226-134.prtc.net. [173.228.226.134]) by smtp.gmail.com with ESMTPSA id t85sm2630104ywc.92.2019.04.29.06.25.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Apr 2019 06:25:19 -0700 (PDT) Received: by kshutemo-mobl1.localdomain (Postfix, from userid 1000) id A22AD30008B; Mon, 29 Apr 2019 16:25:18 +0300 (+03) Date: Mon, 29 Apr 2019 16:25:18 +0300 From: "Kirill A. Shutemov" To: Michal Kubecek Cc: Jason Gunthorpe , Linux List Kernel Mailing , Linus Torvalds Subject: Re: v5.1-rc7 fails to build on s390x (Re: Linux 5.1-rc7) Message-ID: <20190429132518.75nlcixs3zgerv6c@kshutemo-mobl1> References: <20190429052136.GA21672@unicorn.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190429052136.GA21672@unicorn.suse.cz> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 29, 2019 at 07:21:36AM +0200, Michal Kubecek wrote: > v5.1-rc7 fails to build on s390x due to > > vmf->page = ZERO_PAGE(vmf->vm_start); > > from commit 67f269b37f9b ("RDMA/ucontext: Fix regression with > disassociate"). This is not a problem on x86_64 where ZERO_PAGE() > doesn't use its argument but s390 version does. > > I suppose the line should rather read > > vmf->page = ZERO_PAGE(vmf->vma->vm_start); > > but I'm just guessing. I belive it has to be vmf->page = ZERO_PAGE(vmf->address); -- Kirill A. Shutemov