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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_MUTT autolearn=unavailable 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 7524BC04E87 for ; Tue, 21 May 2019 00:17:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 519B921479 for ; Tue, 21 May 2019 00:17:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727043AbfEUAQ6 (ORCPT ); Mon, 20 May 2019 20:16:58 -0400 Received: from outgoing-auth-1.mit.edu ([18.9.28.11]:43250 "EHLO outgoing.mit.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726584AbfEUAQ5 (ORCPT ); Mon, 20 May 2019 20:16:57 -0400 Received: from callcc.thunk.org (guestnat-104-133-0-109.corp.google.com [104.133.0.109] (may be forged)) (authenticated bits=0) (User authenticated as tytso@ATHENA.MIT.EDU) by outgoing.mit.edu (8.14.7/8.12.4) with ESMTP id x4L0Gb9u032360 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 20 May 2019 20:16:37 -0400 Received: by callcc.thunk.org (Postfix, from userid 15806) id 99F31420027; Mon, 20 May 2019 20:16:36 -0400 (EDT) Date: Mon, 20 May 2019 20:16:36 -0400 From: "Theodore Ts'o" To: Eric Biggers Cc: linux-fscrypt@vger.kernel.org, Satya Tangirala , linux-api@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, keyrings@vger.kernel.org, linux-mtd@lists.infradead.org, linux-crypto@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, Paul Crowley Subject: Re: [PATCH v6 00/16] fscrypt: key management improvements Message-ID: <20190521001636.GA2369@mit.edu> References: <20190520172552.217253-1-ebiggers@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190520172552.217253-1-ebiggers@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Mon, May 20, 2019 at 10:25:36AM -0700, Eric Biggers wrote: > > This patchset makes major improvements to how keys are added, removed, > and derived in fscrypt, aka ext4/f2fs/ubifs encryption. It does this by > adding new ioctls that add and remove encryption keys directly to/from > the filesystem, and by adding a new encryption policy version ("v2") > where the user-provided keys are only used as input to HKDF-SHA512 and > are identified by their cryptographic hash. Do you have userspace programs which use these new ioctl's? What's are testing strategy for these new ioctls? Thanks, - Ted