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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C6F6C433EF for ; Thu, 10 Mar 2022 19:22:21 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id EED808D0002; Thu, 10 Mar 2022 14:22:20 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E9C878D0001; Thu, 10 Mar 2022 14:22:20 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D64908D0002; Thu, 10 Mar 2022 14:22:20 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (relay.a.hostedemail.com [64.99.140.24]) by kanga.kvack.org (Postfix) with ESMTP id C9A018D0001 for ; Thu, 10 Mar 2022 14:22:20 -0500 (EST) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 9509E6139F for ; Thu, 10 Mar 2022 19:22:20 +0000 (UTC) X-FDA: 79229447640.04.701ED50 Received: from mail-lf1-f54.google.com (mail-lf1-f54.google.com [209.85.167.54]) by imf09.hostedemail.com (Postfix) with ESMTP id 258E914000D for ; Thu, 10 Mar 2022 19:22:20 +0000 (UTC) Received: by mail-lf1-f54.google.com with SMTP id h14so11155119lfk.11 for ; Thu, 10 Mar 2022 11:22:19 -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=HHGuzVLaCZTJR5Z/FIfYDsWY8nrsVyf9XB/r18bCkXI=; b=ep7XFBy0Q99M5ouVxkQy/Xu+D2RZ7bpJRAdEIb9jXanfP8Lx6Lp5YBbGfSecYfO6B+ 2GOiehczcxMm6X1BX+TQuCcgQF28n9vabec+jv5ZwC9I+//4EvcchXvD9GydAvFCw2ua Uw2lQ/BCnimAOmwaI85VX66awfuh3v1U2bb5g= 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=HHGuzVLaCZTJR5Z/FIfYDsWY8nrsVyf9XB/r18bCkXI=; b=gGvr/LgVFdZopCgUmQn7mU82XRZdKnipG8sjN+d7pCt7mhEMNNHt9sOk9vCyacQcJ2 SWvHQHz9BSX1R4iqfNVWS1G95yHrE7i8lA72b8DBxO1dpsomoEPXBB5mjkDuu63pcS36 Lke04a4ghCEk+dp1MZFcRvGNfhT4IZkebkq8wM637VSGrfdEaNx4SE2yIkjEYgOuRpjV o6oERHrFnKq6NHz1tmcJ2aPY69gp2QUvdl+9VEvWpDgekBodsk2ZVoqDeSnd1aE+Wo+V ax3MgtlGwb5xsoPxvEUrDyZE4HNgx1yn6WWnBu2wZHqQyybM3HcXIB9F6oMWpC4KKI2z Ab+A== X-Gm-Message-State: AOAM532hXaaJgE/vhPUOlk0hoEaR8LmsRj15uQf9v/GwNrghlTA94sjT zJhZl10k+pgTOWcf4J8rRJkNnTN0sXsAADaE/68= X-Google-Smtp-Source: ABdhPJw8KWsoaFmaZc700zoiVdWEnH7bWPmwXFqVLM/LNYxjA1HGLoj/PTwBObU/Mndd52g9s9GcZA== X-Received: by 2002:a05:6512:3256:b0:448:3257:af92 with SMTP id c22-20020a056512325600b004483257af92mr3972845lfr.154.1646940138371; Thu, 10 Mar 2022 11:22:18 -0800 (PST) Received: from mail-lj1-f172.google.com (mail-lj1-f172.google.com. [209.85.208.172]) by smtp.gmail.com with ESMTPSA id u15-20020a2e2e0f000000b00247e32add6esm1238205lju.0.2022.03.10.11.22.17 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 10 Mar 2022 11:22:17 -0800 (PST) Received: by mail-lj1-f172.google.com with SMTP id h11so9181293ljb.2 for ; Thu, 10 Mar 2022 11:22:17 -0800 (PST) X-Received: by 2002:a2e:804b:0:b0:247:e81f:87e9 with SMTP id p11-20020a2e804b000000b00247e81f87e9mr4029456ljg.176.1646940137523; Thu, 10 Mar 2022 11:22:17 -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 11:22:01 -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" X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 258E914000D X-Stat-Signature: zfr1wxm6xygfgn74wncsyr5h9sey5334 Authentication-Results: imf09.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=google header.b=ep7XFBy0; spf=pass (imf09.hostedemail.com: domain of torvalds@linuxfoundation.org designates 209.85.167.54 as permitted sender) smtp.mailfrom=torvalds@linuxfoundation.org; dmarc=none X-HE-Tag: 1646940140-975750 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, Mar 10, 2022 at 10:48 AM Andreas Gruenbacher wrote: > > Works for me. This should probably still be tagged as: > > Fixes: cdd591fc86e3 ("iov_iter: Introduce fault_in_iov_iter_writeable") > Cc: stable@vger.kernel.org # v5.16+ Yeah, I had already added the "Fixes" line there (and it makes the stable one unnecessary). Linus