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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 94D55C433F5 for ; Thu, 10 Mar 2022 19:56:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244741AbiCJT53 (ORCPT ); Thu, 10 Mar 2022 14:57:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244155AbiCJT52 (ORCPT ); Thu, 10 Mar 2022 14:57:28 -0500 Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81D2613FAD6 for ; Thu, 10 Mar 2022 11:56:26 -0800 (PST) Received: by mail-lf1-x12b.google.com with SMTP id r7so11359764lfc.4 for ; Thu, 10 Mar 2022 11:56:26 -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=K2Wz219nvat7o4Hv5So6QIXYKsJ4ceesV+enxd1hA8M=; b=Z32HTViBy9oMzZHj1RUGbdP8X1j5ggnctR1fE2AX//T4bqyz5C4qMQRw7jXJXt/3+O YsLMvkPUjdgSoAQ1O0J2kqVSv2TByYCw1aWHMwibpYpk+kWAzkfpxm5tr+PGYp4DByTw 9Z5NMp67VygZeUC+jkmx6ezO880rKnd5Dhjjg= 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=K2Wz219nvat7o4Hv5So6QIXYKsJ4ceesV+enxd1hA8M=; b=icrUE2204V4MetcgSyr0XnKE7SNjx7wJODf8ZogACG7No5lRraF3nNUs0ZMlmDDJp+ N4iJP834oSqmm30aThBtrxJNQwM1m/L+6qoSy16XWTVB1ii6Idnhi18UvSpKcDLMJvTN eA9tUkecUAqW+rWYtTlnfdogwfD+k9J5K361LcwM1pyp5iiWlepmiAsgBPCEb4IKAYjF QYZ/TqoA4cwwONV5QAUoPJ7eOoJFn0TGsTBy/On/L5/7+p+11h6C7snjr91w4SEoVLb6 WyHMCkIgonS73S6Drwm0S6L4J3dML2YDoHYvdsjTYeog/RCdkYn6mNqJV/HhlZvs0x0f E9Mw== X-Gm-Message-State: AOAM531lEsOs2zOHVNl/KUXOAxi36+FScMkVGoA1w4otS6OlBmhhPsk5 mrRj0nGd2NlpQgEr+dpv5+GVKqBsDePlCNRoN6E= X-Google-Smtp-Source: ABdhPJxFdTn2c/azFBpdibxonv5Bcnf4zk5rxCQ/6gMAcbs4mxs/yWvMZ720gd5VntxKhLHJfyzTWA== X-Received: by 2002:a05:6512:1313:b0:445:b77d:450 with SMTP id x19-20020a056512131300b00445b77d0450mr3978618lfu.640.1646942184705; Thu, 10 Mar 2022 11:56:24 -0800 (PST) Received: from mail-lf1-f50.google.com (mail-lf1-f50.google.com. [209.85.167.50]) by smtp.gmail.com with ESMTPSA id r13-20020ac24d0d000000b004483f89dd51sm1145559lfi.241.2022.03.10.11.56.21 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 10 Mar 2022 11:56:22 -0800 (PST) Received: by mail-lf1-f50.google.com with SMTP id z11so11271805lfh.13 for ; Thu, 10 Mar 2022 11:56:21 -0800 (PST) X-Received: by 2002:a05:6512:e8a:b0:443:7b8c:579a with SMTP id bi10-20020a0565120e8a00b004437b8c579amr3900843lfb.687.1646942181633; Thu, 10 Mar 2022 11:56:21 -0800 (PST) MIME-Version: 1.0 References: <02b20949-82aa-665a-71ea-5a67c1766785@redhat.com> In-Reply-To: From: Linus Torvalds Date: Thu, 10 Mar 2022 11:56:04 -0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: Buffered I/O broken on s390x with page faults disabled (gfs2) To: Andreas Gruenbacher Cc: David Hildenbrand , Alexander Viro , linux-s390 , Linux-MM , linux-fsdevel , linux-btrfs Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org It's out as commit fe673d3f5bf1 ("mm: gup: make fault_in_safe_writeable() use fixup_user_fault()") now. Linus