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=-6.0 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 BBDC5C433C1 for ; Mon, 22 Mar 2021 22:07:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 88B61619A9 for ; Mon, 22 Mar 2021 22:07:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229871AbhCVWGv (ORCPT ); Mon, 22 Mar 2021 18:06:51 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:21919 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229639AbhCVWGm (ORCPT ); Mon, 22 Mar 2021 18:06:42 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1616450801; 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=F0xmtxsbrSY/EqwRbgt4RPB4j15Yx4zHQ1t04X/H0aY=; b=Uz0bddkabAQ7wuvGX6aio3ZCqbe4od7WI6yp7+YAixHP2c5lUILFgh+I48DGgt1jixl4P8 XZCxJLEcwWgc+UpcWL6ZyiImVRR3r3d7Kp3863rCHjWhORE35pqfY47N7U7sfeLlk0JRkX F0z1xc5i9h+CaY6nlg4ypvosZ5M9wTI= Received: from mail-qv1-f72.google.com (mail-qv1-f72.google.com [209.85.219.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-333-hwUMhgAROgqk-_tU0IdSHw-1; Mon, 22 Mar 2021 18:06:39 -0400 X-MC-Unique: hwUMhgAROgqk-_tU0IdSHw-1 Received: by mail-qv1-f72.google.com with SMTP id s16so384189qvw.3 for ; Mon, 22 Mar 2021 15:06:39 -0700 (PDT) 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=F0xmtxsbrSY/EqwRbgt4RPB4j15Yx4zHQ1t04X/H0aY=; b=oigGGAf52GTq++GWj5HYMOw8iRv6A8eopPByN31N1iLW0cZ+GW4juDla0goKxCxnOQ p7JJVFRkeqYEJH5ylcwdzPhT8K/y7aAe7+iQaaFuI1MB04IGNt0BfO5xsmpPtUoYxud5 NyaaUL7RyebIafGrwHJACpQr0uM4I0zwJogp7GqFpKls4se060gcbcl7cM/v3zm4AvKH jYpe1k0Qz8wxwDJ/Ac/0F3t9dAnTxhZsbPRbsb+TNl435Wip7eTumLjcy9s7txyeloye tLz/lt/vPTmphhJBPFnCiq+1+neO4LL6h1L4bEP5sS+bExctZpAoPEOe+jSTT6xhe1FW yfkQ== X-Gm-Message-State: AOAM532MDi7+cCNxSpXz/ZPWsYbfUDFtiljLJA5N0b74GD4BLOdEnsHB oWFbMXBa57OWtcJNar3xS9SvK2nhFjQaHMjKJo3IAxW+tPTnSaPJJKn+S+OmFEf2rbx6vu3CoMM Kd+AUxQwIfGDEsp8XgDtDAJmQ X-Received: by 2002:a05:620a:13a6:: with SMTP id m6mr2400185qki.64.1616450798822; Mon, 22 Mar 2021 15:06:38 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyBNVJY3fOU+3jm44Dl1dmP6P13HIl+FnxCKWahujf02BY3Hnwz4gLC5NeCUL7ioqbJgIVFxw== X-Received: by 2002:a05:620a:13a6:: with SMTP id m6mr2400163qki.64.1616450798573; Mon, 22 Mar 2021 15:06:38 -0700 (PDT) Received: from xz-x1 (bras-base-toroon474qw-grc-82-174-91-135-175.dsl.bell.ca. [174.91.135.175]) by smtp.gmail.com with ESMTPSA id 85sm12351357qkf.58.2021.03.22.15.06.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Mar 2021 15:06:37 -0700 (PDT) Date: Mon, 22 Mar 2021 18:06:36 -0400 From: Peter Xu To: "Alejandro Colomar (man-pages)" Cc: linux-man@vger.kernel.org, Andrea Arcangeli , Michael Kerrisk , Axel Rasmussen , linux-kernel@vger.kernel.org, Linux MM Mailing List , Andrew Morton , Nadav Amit , Mike Rapoport Subject: Re: [PATCH v3 4/4] ioctl_userfaultfd.2: Add write-protect mode docs Message-ID: <20210322220636.GI16645@xz-x1> References: <20210310222300.200054-1-peterx@redhat.com> <20210310222300.200054-5-peterx@redhat.com> <5c533ba3-f335-0681-223f-bf2202a9b72a@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <5c533ba3-f335-0681-223f-bf2202a9b72a@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Mar 19, 2021 at 11:37:20PM +0100, Alejandro Colomar (man-pages) wrote: > Hi Peter, Hi, Alex, > > +generate another write-protect userfault message. > > +This is only used in conjunction with write-protect mode when both missing and > > "when both missing" > > both what? I modified it to: This is only used when both .B UFFDIO_REGISTER_MODE_MISSING and .B UFFDIO_REGISTER_MODE_WP modes are enabled for the registered range. And I fixed all the rest, including all the comments in patch 3. Thanks for looking, I'll repost shortly. -- Peter Xu