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=-6.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, 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 D29CDC433E0 for ; Fri, 5 Feb 2021 16:02:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 936FD6507B for ; Fri, 5 Feb 2021 16:02:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232480AbhBEOWQ (ORCPT ); Fri, 5 Feb 2021 09:22:16 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:21435 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231470AbhBEOOr (ORCPT ); Fri, 5 Feb 2021 09:14:47 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1612540278; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Qhf4TNEhH0EGCGCZK51EvQLn7nw/eKkkAOlVlNYf01I=; b=aCeEScBieGMVRV1f+t9dhMUKW+zzNXsgbNCtqEDz2v8J8brOPkiQkUa8SKyHc2wWC9w7LL oRt8mRbRaaRaVQUCAIqgzqqSfTrKsuxet1oZUv4ejnBicWcrZ9+uceqlkf7tQlrcwA5igM aoa4k+yk/x0e+Xk+cyjW83e0blViKIE= Received: from mail-qv1-f70.google.com (mail-qv1-f70.google.com [209.85.219.70]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-497-rELZijoRMcy2-P0K1Lh3IA-1; Fri, 05 Feb 2021 10:51:17 -0500 X-MC-Unique: rELZijoRMcy2-P0K1Lh3IA-1 Received: by mail-qv1-f70.google.com with SMTP id d26so5282181qve.7 for ; Fri, 05 Feb 2021 07:51:17 -0800 (PST) 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=Qhf4TNEhH0EGCGCZK51EvQLn7nw/eKkkAOlVlNYf01I=; b=RiXvYOFjXEfY4UH7op53eZNyB7TlvTJhp/SL2Vuwe/B/GCH+TMciWG7xFOHdRJ4p7W 9sohOU1IU7c+UUAxGn70vdw5ufZO5N0bNa6vlP1u4946Rxp0adL5OfTvJVxt+zFiw/mV 7DEAlyD12w6fDUYQJji7UnKEQsG8W3eOz3qCizwEgzwDGqe1T6Y6DVjPlvpOQMeFvQrh QjFrqLlmK2cd+XXBvRdp9uJEq9DjttDuyXTI0KOqROyyAwjn7IunaCr/9NlLAqudujxv SSSPVGWaSU96hUgrkWJWa4+lbF19UYStbZpFtVCTz9Xhia2Lis8YbP9akxIB5YLAj8yp d6+w== X-Gm-Message-State: AOAM530q8iGVoBFUmuSgex9YAyBzFScaGLNNsbvUE/2FSHxj7ZJQ6fe3 Kud3RNK0v0gi4qudHRyTkc5ck3lZiLXaTL+1wY8+p1F1t+VesNqMh78gQRux2WcZk5L9vHtKF0z YNhdxdZ34pXNcH6U7FFXkokh0 X-Received: by 2002:a0c:b65c:: with SMTP id q28mr4984742qvf.49.1612540276660; Fri, 05 Feb 2021 07:51:16 -0800 (PST) X-Google-Smtp-Source: ABdhPJx65hKAWOtradxhKRwERZJrVuxyF50k/DMuxYN6CnarSiL5rSmCDPUWP2lrSSsI8LQyC/NhLA== X-Received: by 2002:a0c:b65c:: with SMTP id q28mr4984720qvf.49.1612540276506; Fri, 05 Feb 2021 07:51:16 -0800 (PST) Received: from xz-x1 (bras-vprn-toroon474qw-lp130-20-174-93-89-182.dsl.bell.ca. [174.93.89.182]) by smtp.gmail.com with ESMTPSA id a16sm7843159qta.69.2021.02.05.07.51.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Feb 2021 07:51:15 -0800 (PST) Date: Fri, 5 Feb 2021 10:51:14 -0500 From: Peter Xu To: "Zhang, Wei" Cc: "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Kirill Shutemov , Mike Rapoport , Matthew Wilcox , Miaohe Lin , Andrea Arcangeli , "Pressman, Gal" , Jan Kara , Jann Horn , Andrew Morton , Kirill Tkhai , Linus Torvalds , Mike Kravetz , Jason Gunthorpe , David Gibson , Christoph Hellwig Subject: Re: [PATCH v2 4/4] hugetlb: Do early cow when page pinned on src mm Message-ID: <20210205155114.GY6468@xz-x1> References: <20210204145033.136755-1-peterx@redhat.com> <20210204145033.136755-5-peterx@redhat.com> <329ADC08-552E-423B-9230-99643B81C14A@amazon.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <329ADC08-552E-423B-9230-99643B81C14A@amazon.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Feb 05, 2021 at 02:58:33PM +0000, Zhang, Wei wrote: > Hi Peter, Hi, Wei, > > Gal and I worked together. We tested the patch v2 and can confirm it is working as intended. > > Thank you very much for your quick response! My thanks too on the quick testing! Sorry that I'll need to post v3; please feel free to hold off the testing until I got some r-bs with the new version. Thanks, -- Peter Xu