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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 00DE0C433E0 for ; Thu, 4 Mar 2021 17:12:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C877A64F1E for ; Thu, 4 Mar 2021 17:12:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238116AbhCDRLQ (ORCPT ); Thu, 4 Mar 2021 12:11:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40908 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238037AbhCDRKw (ORCPT ); Thu, 4 Mar 2021 12:10:52 -0500 Received: from mail-qt1-x82b.google.com (mail-qt1-x82b.google.com [IPv6:2607:f8b0:4864:20::82b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2583EC061574 for ; Thu, 4 Mar 2021 09:10:12 -0800 (PST) Received: by mail-qt1-x82b.google.com with SMTP id w1so20972485qto.2 for ; Thu, 04 Mar 2021 09:10:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=4C5UfntIQbJJQjLRuQzufS05K/58468tb82tMiFSsZM=; b=HSai38wzaDryi2jAMn2E3ZE6uK/6d5A5Qyg2GGe/jzndcZue9IfncZCNIt91Z9iIP/ yf9TVf2NIlQdLiDdygV5EXbsaUdeq0TNIxeyi54w+S1vBztIdsrzYFg4NCUIK19bz/Q0 49YiBSJRWsm2jYhLRB8aRwlUCoE9bgTK7KK/X+KBSoC2H2UGCz2ELEgbpfkuNFoT5o56 rQyGwZGu8XWb2VYUj1fAtrRw9A9DvLGMpsH1KyiewcqHkBLKmKGAlkeE0BU8ttEZOQyD sDU8AVVsg1do8dv+9iGUvpiM5ITBk+jRdnbbzUICrn7lBOyXKUVF0dRQ5bFgUl+iaCV7 H+Tg== 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; bh=4C5UfntIQbJJQjLRuQzufS05K/58468tb82tMiFSsZM=; b=qTv9TlASNLd8WhZyYoLUT/CRi6jgTwX2ovZW4IDaicGif68eNZSTKbtIXW5qyYTXoB ABHyEJH4WwqPMCz6OWhBfmxHSrk6tvUxYXYQ6N13v9Q5s8Etbnyg69/bAzOfdJ63DQHf 2sua8afKcqlG0hdaAeXcd6w4KOgtomsLONaLlAf231TLnvIAXwG1gA66JD2tSjl9BzAL bZSXACtpa4cG+L7gNa3D1lOyP005uFv9QVXwk/iZ27lnbWgtzJpQWL2lEqFS3tEibAAI aIdwdNCgfrHRaNPYyxUd3RamF737rZL7QfqXmyBqErG/6IJZ6pCa0PMzeqrT8qVDuxBJ sBeg== X-Gm-Message-State: AOAM5337HPxgnCQBPWiLMNRI12czjNZAP6taR5PUxCf4ak+Ybhgj3Utt CZ/fNuy4fhG2415pG3VO+RazHw== X-Google-Smtp-Source: ABdhPJxV8Y6PAdtuqbxzj7Dn9OqmlHiG8ZB2QmAZBd5dcaWF2KHqeUkxa8VKVG61OAnM8HpHXjGasg== X-Received: by 2002:ac8:70d1:: with SMTP id g17mr3517476qtp.380.1614877811377; Thu, 04 Mar 2021 09:10:11 -0800 (PST) Received: from ziepe.ca (hlfxns017vw-142-162-115-133.dhcp-dynamic.fibreop.ns.bellaliant.net. [142.162.115.133]) by smtp.gmail.com with ESMTPSA id o79sm10320790qka.116.2021.03.04.09.10.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Mar 2021 09:10:09 -0800 (PST) Received: from jgg by mlx with local (Exim 4.94) (envelope-from ) id 1lHrUH-006fXp-12; Thu, 04 Mar 2021 13:10:09 -0400 Date: Thu, 4 Mar 2021 13:10:09 -0400 From: Jason Gunthorpe To: Linus Torvalds Cc: Peter Xu , Andrew Morton , Linux-MM , Linux Kernel Mailing List , Gal Pressman , Matthew Wilcox , Wei Zhang , Mike Kravetz , Mike Rapoport , Christoph Hellwig , David Gibson , Jann Horn , Kirill Tkhai , Kirill Shutemov , Miaohe Lin , Andrea Arcangeli , Jan Kara Subject: Re: [PATCH v5 0/5] mm/hugetlb: Early cow on fork, and a few cleanups Message-ID: <20210304171009.GF444867@ziepe.ca> References: <20210217233547.93892-1-peterx@redhat.com> <20210301141151.GA397383@xz-x1> <20210301162846.c1f684a5662d37bbec3f1892@linux-foundation.org> <20210303014655.GS397383@xz-x1> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 02, 2021 at 06:45:49PM -0800, Linus Torvalds wrote: > On Tue, Mar 2, 2021 at 5:47 PM Peter Xu wrote: > > > > As Jason and Wei pointed out, I think some userspace still got corrupted data > > without this series when using hugetlb backend. I don't think it'll suite for > > a late RC release but it'll still be great if it can be considered as an early > > rc candidate, ideally rc1 of course. If you prefer the other way, I can also > > repost it before 5.13 merge window opens. > > I think with my merge window delay issue, you guys have the perfect > excuse for pushing it a bit late and it still hitting 5.12 Andrew did you need something further from Peter? I don't see it in linux-next? Jason