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=-14.8 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1, USER_IN_DEF_DKIM_WL 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 52D01C433FE for ; Thu, 3 Dec 2020 22:05:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F09372223E for ; Thu, 3 Dec 2020 22:05:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729513AbgLCWFC (ORCPT ); Thu, 3 Dec 2020 17:05:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54470 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725885AbgLCWFC (ORCPT ); Thu, 3 Dec 2020 17:05:02 -0500 Received: from mail-oo1-xc2d.google.com (mail-oo1-xc2d.google.com [IPv6:2607:f8b0:4864:20::c2d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C812EC061A52 for ; Thu, 3 Dec 2020 14:04:21 -0800 (PST) Received: by mail-oo1-xc2d.google.com with SMTP id y3so907060ooq.2 for ; Thu, 03 Dec 2020 14:04:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:in-reply-to:message-id:references :user-agent:mime-version; bh=4YCLxQL4vZEXb1u6jH6YjMbpDto6nNiHo0QnmRk7W9k=; b=VLH8hevNwNB8U/fmW2bxkA8b2+H+e2QrxYo/ka2+x6h/D4O1qDXlEl0m8t/G7/7DIL ctg6ukbw8rnndQoGFSGwC0WhNQyBwtCv5ak3gYkAYev0CkS1VaUiQ3azsRSSSel+KyKP fY8hIOIYsNpsGGUOkwLu02BdZyxtDprxf2WTVFsQT5TAgbZ6vrfR9zQEd/F/GU1aVuOP EvoPMpCrjwQpj7Gb5ejNvKy99gicaWJX3jaMEE66phljmsBjWyTM3t0PHJlH7DNo6S4W pDnH+7nLsF3GH5/7JPfxPDDQh4gCaOupMz39ZPNKuH60+3Vg8NnHXb8HdavrFFsS+B6k vRvQ== 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:in-reply-to:message-id :references:user-agent:mime-version; bh=4YCLxQL4vZEXb1u6jH6YjMbpDto6nNiHo0QnmRk7W9k=; b=pFRjJiQrtlK40dKm3J7VISIVwXdmvZuWUgHr9zJ0OALn729BEj21jZGG+cUf6AuPWd CnT7Xjrzm1QL+yzK5bwwxwFckQrthmSK8bABzBzk5nRw+XVoQ2av+JZiAbFJI8ND16bp 6wPzFVpoAMSWCA9ffrQNDQwB9PMioMQOTTJ5XvV2l6n1toj/AsT8VBFa2LlrNYp4XNYo i3cg3Eh7oosBrR+qBu1jhQB70NUBkm+9MNCkcjJHDJB/SoBRMBVcrXXnpyrE64K5EZFn Tjs+blLCnjRe6aDgWq2LDaWYx60gGXvHL7a4qJOkBDtAThKOtCdn5M7s4NyNYMHlNIM4 GsDg== X-Gm-Message-State: AOAM531VMssrP+7gaPFeeWmP6fZLbwpSIHQou0b9YSCVqPtcoWxzp+qa Lfmda+gkQL/lWvkjT3oroa9+/Q== X-Google-Smtp-Source: ABdhPJxB2NFOv6D3zsYFN6XwPNVyyjM2gNw86QtwdEDwQiaWnibkXM4bneaneATEQYleZoku8pxBxg== X-Received: by 2002:a4a:dc49:: with SMTP id q9mr1018936oov.85.1607033060919; Thu, 03 Dec 2020 14:04:20 -0800 (PST) Received: from eggly.attlocal.net (172-10-233-147.lightspeed.sntcca.sbcglobal.net. [172.10.233.147]) by smtp.gmail.com with ESMTPSA id 186sm204276oof.16.2020.12.03.14.04.18 (version=TLS1 cipher=ECDHE-ECDSA-AES128-SHA bits=128/128); Thu, 03 Dec 2020 14:04:19 -0800 (PST) Date: Thu, 3 Dec 2020 14:04:18 -0800 (PST) From: Hugh Dickins X-X-Sender: hugh@eggly.anvils To: Andrew Morton , Stephen Rothwell cc: m.szyprowski@samsung.com, qcai@redhat.com, dchinner@redhat.com, hannes@cmpxchg.org, hch@lst.de, hughd@google.com, jack@suse.cz, kirill.shutemov@linux.intel.com, mm-commits@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, william.kucharski@oracle.com, willy@infradead.org, yang.shi@linux.alibaba.com Subject: Re: + mm-truncateshmem-handle-truncates-that-split-thps-fix-fix.patch added to -mm tree In-Reply-To: <20201126054713.GmEiU5MZ_%akpm@linux-foundation.org> Message-ID: References: <20201126054713.GmEiU5MZ_%akpm@linux-foundation.org> User-Agent: Alpine 2.11 (LSU 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Wed, 25 Nov 2020, akpm@linux-foundation.org wrote: > > The patch titled > Subject: mm-truncateshmem-handle-truncates-that-split-thps-fix-fix > has been added to the -mm tree. Its filename is > mm-truncateshmem-handle-truncates-that-split-thps-fix-fix.patch Andrew, Stephen, This lot is proving to be a work in progress, the current state breaks booting on 32-bit, livelocks trinity, and breaks shmem in more ways than I can quickly explain. Please revert (in reverse order): mm-truncateshmem-handle-truncates-that-split-thps.patch mm-truncateshmem-handle-truncates-that-split-thps-fix.patch mm-truncateshmem-handle-truncates-that-split-thps-fix-fix.patch mm-filemap-return-only-head-pages-from-find_get_entries.patch (I don't think there's any problem with that last patch, but assume that it relies on ..split-thpfs.patch being in already.) Thanks, Hugh