Received: by 2002:a05:6a10:2726:0:0:0:0 with SMTP id ib38csp955407pxb; Wed, 6 Apr 2022 05:15:18 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxUomFKDeViNrWwLoVgp1hlor9huuPFuijSMdm/Z0F/MHrCtqTgVLa5ye9X0OvEYmzkRH04 X-Received: by 2002:a05:6a00:1644:b0:4f6:d248:c059 with SMTP id m4-20020a056a00164400b004f6d248c059mr8795311pfc.78.1649247318428; Wed, 06 Apr 2022 05:15:18 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1649247318; cv=none; d=google.com; s=arc-20160816; b=zxoz4TVjPsp8eyMvzcygCZKyPe6jxP7hMc41qL4PZhxLLP1xTlRSuIMy1nGB1XM61h cB3qJBeyty4kKU1Uu6iE6ybPheF+jp7Mxx31n80c02+TDYE6Un0rOWMkl9vdyV0b81qO oq01NdRthe7ZV2oJxEwPulfo5MEEv40+RvuFZIPS7Pm0jwaDqyeVzB8rqSZ+TbgQuzJN +wB2NGQeqlESr8oTLaJKLjaqOEErzJkGgdklkZchL+djBDbyryT2gqUhvrer1P5ml9mD rZ2u5pLJQRIJdBe1ol+7zSNug2PcLxsONivjPC1X/YRVLWZFWKRLQnte0n1XfNtGJLWC MRNw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date :dkim-signature; bh=9HquPKfIot7ZwEkDf5EVIUrebSG3+HWItti341gUn2Q=; b=bONctdV9QZdW0j5TeQycKMo/g4+KV7jzbiITzsUHqUDZAjPnB29kBWNkS8ho2G83nL DoYUl8lSFajwU43pQ9RHACG+UwSkbXzlY0HizmhLN9vyxA/lXOIYLw0Njibd5uRzG7/4 Iorudveex1sj2WRUIS73zSuduw0SqaJMpqFEi+yIj6Pm70IUg6bN7Lo46GdNVjgmPB1o yRTYoHpR5X5y4AKZLgNkIAfLUYW9sb6MgL59kbg91C0xuY4KpbFqkNPtOskoDpCzh8UC lcQe7RwlO+O5oRxaAinAAMmKEIf6ziFM7z/x5En1ralztoxagjBcS9hs9GsIa0eXgQy+ Ujng== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=xYyzWEBe; spf=softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net. [23.128.96.19]) by mx.google.com with ESMTPS id x8-20020a170902ec8800b00153b2d164c0si16566791plg.200.2022.04.06.05.15.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Apr 2022 05:15:18 -0700 (PDT) Received-SPF: softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) client-ip=23.128.96.19; Authentication-Results: mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=xYyzWEBe; spf=softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 7F84A6BC392; Wed, 6 Apr 2022 03:54:47 -0700 (PDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1850720AbiDFC4P (ORCPT + 99 others); Tue, 5 Apr 2022 22:56:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32984 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1446670AbiDFBQR (ORCPT ); Tue, 5 Apr 2022 21:16:17 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7EDA213D23 for ; Tue, 5 Apr 2022 16:08:58 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 32619B81BC0 for ; Tue, 5 Apr 2022 23:08:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 650EEC385A1; Tue, 5 Apr 2022 23:08:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1649200135; bh=9HquPKfIot7ZwEkDf5EVIUrebSG3+HWItti341gUn2Q=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=xYyzWEBeIX/UgL0Axj8U7ahOIEzsPN7ri7jR9emA9aEzZtaYrhlnmYudbo2TYhXp9 pZ1Mj31x8xs31Gp16i2je3HT/Qm6xVdVMZZSLYYBJgpcVKMkTm1Im1avGTnl9SPXr1 lXZV+08A/WSFeqnR1M+/IY8kI8C7E3Pm1xCgvUsU= Date: Tue, 5 Apr 2022 16:08:54 -0700 From: Andrew Morton To: Peter Xu Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Mike Kravetz , David Hildenbrand , Matthew Wilcox , Alistair Popple , Nadav Amit , Axel Rasmussen , Andrea Arcangeli , "Kirill A . Shutemov" , Hugh Dickins , Jerome Glisse , Mike Rapoport Subject: Re: [PATCH v8 00/23] userfaultfd-wp: Support shmem and hugetlbfs Message-Id: <20220405160854.0126484e17fafbb5a4754110@linux-foundation.org> In-Reply-To: References: <20220405014646.13522-1-peterx@redhat.com> <20220405151616.bf25fa4aad55536cd031e1ab@linux-foundation.org> <20220405154912.4cda03c2cc5d801d25d5c2dd@linux-foundation.org> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,RDNS_NONE,SPF_HELO_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 5 Apr 2022 19:02:32 -0400 Peter Xu wrote: > For the allnoconfig, could you try with the attached quick fixup (upon > patch "mm/uffd: PTE_MARKER_UFFD_WP")? Works for me, thanks.