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 DFE08C433EF for ; Fri, 25 Feb 2022 15:36:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242126AbiBYPh1 (ORCPT ); Fri, 25 Feb 2022 10:37:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52810 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240337AbiBYPh1 (ORCPT ); Fri, 25 Feb 2022 10:37:27 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F069821EB8C; Fri, 25 Feb 2022 07:36:54 -0800 (PST) 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 8CFA4618E3; Fri, 25 Feb 2022 15:36:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 674ECC340E7; Fri, 25 Feb 2022 15:36:51 +0000 (UTC) Authentication-Results: smtp.kernel.org; dkim=pass (1024-bit key) header.d=zx2c4.com header.i=@zx2c4.com header.b="GI8DmJn5" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zx2c4.com; s=20210105; t=1645803410; 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=iwp10sT7peKmlW9+/6iPiAzMvnsfb0aFjjMWYlFu/qY=; b=GI8DmJn5Hxh7L7PT1bruHnDbI+diCBzWolvVWhiHRhm9kvqyhDSEUyZBWH3DcI7YaqP/Xi q5vllj7ypWF2vqNN2CPJcmOw3jJ7ERFKYffFupSgURYWDWHVdyxSbFkJpCCTlMUwXPNz6j YfGs236u28Z04UbkO7Hl0QC8Y0EWsN8= Received: by mail.zx2c4.com (ZX2C4 Mail Server) with ESMTPSA id a5decf67 (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO); Fri, 25 Feb 2022 15:36:49 +0000 (UTC) Date: Fri, 25 Feb 2022 16:36:42 +0100 From: "Jason A. Donenfeld" To: Alexander Graf Cc: Greg KH , kvm@vger.kernel.org, linux-crypto@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, adrian@parity.io, ardb@kernel.org, ben@skyportsystems.com, berrange@redhat.com, colmmacc@amazon.com, decui@microsoft.com, dwmw@amazon.co.uk, ebiggers@kernel.org, ehabkost@redhat.com, haiyangz@microsoft.com, imammedo@redhat.com, jannh@google.com, kys@microsoft.com, lersek@redhat.com, linux@dominikbrodowski.net, mst@redhat.com, qemu-devel@nongnu.org, raduweis@amazon.com, sthemmin@microsoft.com, tytso@mit.edu, wei.liu@kernel.org Subject: Re: [PATCH v4] virt: vmgenid: introduce driver for reinitializing RNG on VM fork Message-ID: References: <20220225124848.909093-1-Jason@zx2c4.com> <05c9f2a9-accb-e0de-aac7-b212adac7eb2@amazon.com> <0b8a2c25-df48-143d-7fac-dc9b4ef68d3c@amazon.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <0b8a2c25-df48-143d-7fac-dc9b4ef68d3c@amazon.com> Precedence: bulk List-ID: X-Mailing-List: linux-hyperv@vger.kernel.org Hi again, On Fri, Feb 25, 2022 at 04:31:02PM +0100, Alexander Graf wrote: > >> Please expose the vmgenid via /sysfs so that user space even remotely has a > >> chance to check if it's been cloned. > > Export it how? And why, who would care? > You can just As mentioned in , propose something later for all of this. It doesn't need to happen all at once *now*. Thanks, Jason