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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C8475C433EF for ; Tue, 12 Apr 2022 21:04:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231599AbiDLVGl (ORCPT ); Tue, 12 Apr 2022 17:06:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58502 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231437AbiDLVGd (ORCPT ); Tue, 12 Apr 2022 17:06:33 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B918115470D; Tue, 12 Apr 2022 13:54:01 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 5352761C54; Tue, 12 Apr 2022 20:41:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2A248C385A1; Tue, 12 Apr 2022 20:41:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1649796069; bh=YBvi7BvRSFhTBMnNDQglW7gASkP9HGdcSPqceH085lI=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=aeILG2DvCifC4VQbXqYyZL6IYHEItaTTEt7soKXalXltcIDglD7Pna4yAKKMsn/qG lKQ8QtJofwT1FT1yzZo8Mi9p+ZqJxF5eoa1ZHH3WyZe0DYWjM71Bi+BbiVwJa8bDmW jgI2XdYfWONemapxaloIcZy26WSTHGHRN+kxBy4o= Date: Tue, 12 Apr 2022 13:41:08 -0700 From: Andrew Morton To: Axel Rasmussen Cc: Alexander Viro , "Dmitry V . Levin" , Gleb Fotengauer-Malinovskiy , Mike Kravetz , Nadav Amit , Peter Xu , Shuah Khan , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH 1/2] userfaultfd: add /dev/userfaultfd for fine grained access control Message-Id: <20220412134108.b95b6c92183b3d9c1dd11b47@linux-foundation.org> In-Reply-To: <20220412202942.386981-1-axelrasmussen@google.com> References: <20220412202942.386981-1-axelrasmussen@google.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 12 Apr 2022 13:29:41 -0700 Axel Rasmussen wrote: > To achieve this, add a /dev/userfaultfd misc device. An update to $(grep -rl userfault Documentation/) seems appropriate?